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Apple Computing Products:
macOS - Operating System
I have 14 diskimages on my drive that say ramfiles???
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<blockquote data-quote="BCmac" data-source="post: 1708148" data-attributes="member: 373275"><p><strong>symantec opinion.... I believe I have this</strong></p><p></p><p></p><p></p><p>Dear chscag</p><p></p><p>I noticed my problem running OSx 10.6.3 then I upgraded it to 10.6.8.... Now I run el capitan 10.11.4</p><p></p><p>I have an imac 11.3</p><p></p><p></p><p>Please take a look at this </p><p><a href="http://www.symantec.com/connect/blogs/mac-vulnerability-could-provide-persistent-and-stealthy-access" target="_blank">http://www.symantec.com/connect/blogs/mac-vulnerability-could-provide-persistent-and-stealthy-access</a></p><p></p><p>Maybe this guy is right. This engineer describes why the mac are so vulnerable to this type of virus</p><p></p><p><a href="https://www.youtube.com/watch?v=5BrdX7VdOr0" target="_blank">https://www.youtube.com/watch?v=5BrdX7VdOr0</a></p><p></p><p>more people with the same issue</p><p></p><p><a href="https://discussions.apple.com/thread/6911724?start=0&tstart=0" target="_blank">https://discussions.apple.com/thread/6911724?start=0&tstart=0</a></p><p></p><p><a href="http://apple.stackexchange.com/questions/151850/is-there-a-way-to-clean-up-possibly-invalid-disks-that-only-show-up-on-mac-os-re" target="_blank">http://apple.stackexchange.com/questions/151850/is-there-a-way-to-clean-up-possibly-invalid-disks-that-only-show-up-on-mac-os-re</a></p><p></p><p></p><p><a href="https://discussions.apple.com/thread/5020541?start=15&tstart=0" target="_blank">https://discussions.apple.com/thread/5020541?start=15&tstart=0</a></p><p></p><p></p><p><a href="http://arstechnica.com/security/2015/01/worlds-first-known-bootkit-for-os-x-can-permanently-backdoor-macs/" target="_blank">http://arstechnica.com/security/2015/01/worlds-first-known-bootkit-for-os-x-can-permanently-backdoor-macs/</a></p><p></p><p></p><p></p><p>and some of my output in terminal in recovery mode....Please notice the location of those virtual disks...</p><p></p><p></p><p>-bash-3.2# diskutil list </p><p>/dev/disk0 (internal, physical):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: GUID_partition_scheme *1.0 TB disk0</p><p> 1: EFI EFI 209.7 MB disk0s1</p><p> 2: Apple_HFS OK 999.3 GB disk0s2</p><p> 3: Apple_Boot Recovery HD 650.0 MB disk0s3</p><p>/dev/disk1 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: GUID_partition_scheme +2.1 GB disk1</p><p> 1: Apple_HFS OS X Base System 2.0 GB disk1s1</p><p>/dev/disk2 (external, physical):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: FDisk_partition_scheme *8.0 GB disk2</p><p> 1: Apple_HFS Mac OS X Install DVD 8.0 GB disk2s1</p><p>/dev/disk3 (external, physical):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: GUID_partition_scheme *16.8 GB disk3</p><p> 1: EFI EFI 209.7 MB disk3s1</p><p> 2: Apple_HFS Untitled 1 16.4 GB disk3s2</p><p>/dev/disk4 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +5.2 MB disk4</p><p>/dev/disk5 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +524.3 KB disk5</p><p>/dev/disk6 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +524.3 KB disk6</p><p>/dev/disk7 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +524.3 KB disk7</p><p>/dev/disk8 (external, physical):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: U3 System *100.7 MB disk8</p><p>/dev/disk9 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +524.3 KB disk9</p><p>/dev/disk10 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +524.3 KB disk10</p><p>/dev/disk11 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +6.3 MB disk11</p><p>/dev/disk12 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +2.1 MB disk12</p><p>/dev/disk13 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +1.0 MB disk13</p><p>/dev/disk14 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +524.3 KB disk14</p><p>/dev/disk15 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +524.3 KB disk15</p><p>/dev/disk16 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +1.0 MB disk16</p><p>/dev/disk17 (disk image):</p><p> #: TYPE NAME SIZE IDENTIFIER</p><p> 0: untitled +6.3 MB disk17</p><p>-bash-3.2# diskutil info disk4</p><p> Device Identifier: disk4</p><p> Device Node: /dev/disk4</p><p> Whole: Yes</p><p> Part of Whole: disk4</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /private/var/log</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: 17941999-7CA5-32AC-A791-90D6AD071780</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 5.2 MB (5242880 Bytes) (exactly 10240 512-Byte-Units)</p><p> Volume Free Space: 3.4 MB (3354624 Bytes) (exactly 6552 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info 5</p><p>Could not find disk: 5</p><p>-bash-3.2# diskutil info disk5</p><p> Device Identifier: disk5</p><p> Device Node: /dev/disk5</p><p> Whole: Yes</p><p> Part of Whole: disk5</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /Volumes</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: 50C41A22-F5A3-3433-ADB5-4747C7016C96</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units)</p><p> Volume Free Space: 376.8 KB (376832 Bytes) (exactly 736 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk6</p><p> Device Identifier: disk6</p><p> Device Node: /dev/disk6</p><p> Whole: Yes</p><p> Part of Whole: disk6</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /private/var/tmp</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: 303DE3DE-9E62-3675-8150-B55CF4C67B6A</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units)</p><p> Volume Free Space: 380.9 KB (380928 Bytes) (exactly 744 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk7</p><p> Device Identifier: disk7</p><p> Device Node: /dev/disk7</p><p> Whole: Yes</p><p> Part of Whole: disk7</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /private/var/run</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: 760BC847-C488-3590-873C-E829C4EFFCF6</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units)</p><p> Volume Free Space: 368.6 KB (368640 Bytes) (exactly 720 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk9</p><p> Device Identifier: disk9</p><p> Device Node: /dev/disk9</p><p> Whole: Yes</p><p> Part of Whole: disk9</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /System/Installation</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: EA803DB6-44A8-3308-AA29-AF6F5C3947A4</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units)</p><p> Volume Free Space: 376.8 KB (376832 Bytes) (exactly 736 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk10</p><p> Device Identifier: disk10</p><p> Device Node: /dev/disk10</p><p> Whole: Yes</p><p> Part of Whole: disk10</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /private/var/db</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: 53BE0592-F063-3DDA-AA92-473BC981E222</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units)</p><p> Volume Free Space: 274.4 KB (274432 Bytes) (exactly 536 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk11</p><p> Device Identifier: disk11</p><p> Device Node: /dev/disk11</p><p> Whole: Yes</p><p> Part of Whole: disk11</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /private/var/folders</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: 0AC584DE-BC1F-30D7-A272-22D2F5644C0F</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 6.3 MB (6291456 Bytes) (exactly 12288 512-Byte-Units)</p><p> Volume Free Space: 3.0 MB (2994176 Bytes) (exactly 5848 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk12</p><p> Device Identifier: disk12</p><p> Device Node: /dev/disk12</p><p> Whole: Yes</p><p> Part of Whole: disk12</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /private/var/root/Library</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: BB17D3B4-82D2-3FA9-9763-25F517280D5F</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 2.1 MB (2097152 Bytes) (exactly 4096 512-Byte-Units)</p><p> Volume Free Space: 1.9 MB (1892352 Bytes) (exactly 3696 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk13</p><p> Device Identifier: disk13</p><p> Device Node: /dev/disk13</p><p> Whole: Yes</p><p> Part of Whole: disk13</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: No</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Journal: Unknown (not mounted)</p><p> Owners: Disabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: 9EAE66FF-3DCD-3201-AE95-0E2057A746F8</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 1.0 MB (1048576 Bytes) (exactly 2048 512-Byte-Units)</p><p> Volume Free Space: 0 B (0 Bytes) (exactly 0 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: Not applicable (not mounted)</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk14</p><p> Device Identifier: disk14</p><p> Device Node: /dev/disk14</p><p> Whole: Yes</p><p> Part of Whole: disk14</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /Library/Preferences</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: CAC659CA-AAC6-39EF-92E0-B3ADAD0DB64F</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units)</p><p> Volume Free Space: 352.3 KB (352256 Bytes) (exactly 688 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk15</p><p> Device Identifier: disk15</p><p> Device Node: /dev/disk15</p><p> Whole: Yes</p><p> Part of Whole: disk15</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /Library/Preferences/SystemConfiguration</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: 1DC8BCE2-828B-3347-AEB7-B886C0941046</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units)</p><p> Volume Free Space: 364.5 KB (364544 Bytes) (exactly 712 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk16</p><p> Device Identifier: disk16</p><p> Device Node: /dev/disk16</p><p> Whole: Yes</p><p> Part of Whole: disk16</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /Library/Keychains</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: C5F067E1-8AFD-3924-BE01-AE626BB69FAC</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 1.0 MB (1048576 Bytes) (exactly 2048 512-Byte-Units)</p><p> Volume Free Space: 905.2 KB (905216 Bytes) (exactly 1768 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2# diskutil info disk17</p><p> Device Identifier: disk17</p><p> Device Node: /dev/disk17</p><p> Whole: Yes</p><p> Part of Whole: disk17</p><p> Device / Media Name: Disk Image</p><p></p><p> Volume Name: untitled</p><p></p><p> Mounted: Yes</p><p> Mount Point: /private/var/tmp/RecoveryTemp</p><p></p><p> File System Personality: HFS+</p><p> Type (Bundle): hfs</p><p> Name (User Visible): Mac OS Extended</p><p> Owners: Enabled</p><p></p><p> Content (IOContent): None</p><p> OS Can Be Installed: No</p><p> Media Type: Generic</p><p> Protocol: Disk Image</p><p> SMART Status: Not Supported</p><p> Volume UUID: 580A9713-DB4A-3D9A-9F04-10B5F7947248</p><p></p><p> System Image: Yes</p><p></p><p> Total Size: 6.3 MB (6291456 Bytes) (exactly 12288 512-Byte-Units)</p><p> Volume Free Space: 6.1 MB (6115328 Bytes) (exactly 11944 512-Byte-Units)</p><p> Device Block Size: 512 Bytes</p><p> Allocation Block Size: 4096 Bytes</p><p></p><p> Read-Only Media: No</p><p> Read-Only Volume: No</p><p></p><p> Device Location: External</p><p> Removable Media: Yes</p><p> Media Removal: Software-Activated</p><p></p><p> Virtual: Yes</p><p> OS 9 Drivers: No</p><p> Low Level Format: Not supported</p><p></p><p>-bash-3.2#</p><p></p><p>[ATTACH=full]24165[/ATTACH]</p><p></p><p>[ATTACH=full]24166[/ATTACH]</p></blockquote><p></p>
[QUOTE="BCmac, post: 1708148, member: 373275"] [b]symantec opinion.... I believe I have this[/b] Dear chscag I noticed my problem running OSx 10.6.3 then I upgraded it to 10.6.8.... Now I run el capitan 10.11.4 I have an imac 11.3 Please take a look at this [url]http://www.symantec.com/connect/blogs/mac-vulnerability-could-provide-persistent-and-stealthy-access[/url] Maybe this guy is right. This engineer describes why the mac are so vulnerable to this type of virus [url]https://www.youtube.com/watch?v=5BrdX7VdOr0[/url] more people with the same issue [url]https://discussions.apple.com/thread/6911724?start=0&tstart=0[/url] [url]http://apple.stackexchange.com/questions/151850/is-there-a-way-to-clean-up-possibly-invalid-disks-that-only-show-up-on-mac-os-re[/url] [url]https://discussions.apple.com/thread/5020541?start=15&tstart=0[/url] [url]http://arstechnica.com/security/2015/01/worlds-first-known-bootkit-for-os-x-can-permanently-backdoor-macs/[/url] and some of my output in terminal in recovery mode....Please notice the location of those virtual disks... -bash-3.2# diskutil list /dev/disk0 (internal, physical): #: TYPE NAME SIZE IDENTIFIER 0: GUID_partition_scheme *1.0 TB disk0 1: EFI EFI 209.7 MB disk0s1 2: Apple_HFS OK 999.3 GB disk0s2 3: Apple_Boot Recovery HD 650.0 MB disk0s3 /dev/disk1 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: GUID_partition_scheme +2.1 GB disk1 1: Apple_HFS OS X Base System 2.0 GB disk1s1 /dev/disk2 (external, physical): #: TYPE NAME SIZE IDENTIFIER 0: FDisk_partition_scheme *8.0 GB disk2 1: Apple_HFS Mac OS X Install DVD 8.0 GB disk2s1 /dev/disk3 (external, physical): #: TYPE NAME SIZE IDENTIFIER 0: GUID_partition_scheme *16.8 GB disk3 1: EFI EFI 209.7 MB disk3s1 2: Apple_HFS Untitled 1 16.4 GB disk3s2 /dev/disk4 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +5.2 MB disk4 /dev/disk5 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +524.3 KB disk5 /dev/disk6 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +524.3 KB disk6 /dev/disk7 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +524.3 KB disk7 /dev/disk8 (external, physical): #: TYPE NAME SIZE IDENTIFIER 0: U3 System *100.7 MB disk8 /dev/disk9 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +524.3 KB disk9 /dev/disk10 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +524.3 KB disk10 /dev/disk11 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +6.3 MB disk11 /dev/disk12 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +2.1 MB disk12 /dev/disk13 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +1.0 MB disk13 /dev/disk14 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +524.3 KB disk14 /dev/disk15 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +524.3 KB disk15 /dev/disk16 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +1.0 MB disk16 /dev/disk17 (disk image): #: TYPE NAME SIZE IDENTIFIER 0: untitled +6.3 MB disk17 -bash-3.2# diskutil info disk4 Device Identifier: disk4 Device Node: /dev/disk4 Whole: Yes Part of Whole: disk4 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /private/var/log File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: 17941999-7CA5-32AC-A791-90D6AD071780 System Image: Yes Total Size: 5.2 MB (5242880 Bytes) (exactly 10240 512-Byte-Units) Volume Free Space: 3.4 MB (3354624 Bytes) (exactly 6552 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info 5 Could not find disk: 5 -bash-3.2# diskutil info disk5 Device Identifier: disk5 Device Node: /dev/disk5 Whole: Yes Part of Whole: disk5 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /Volumes File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: 50C41A22-F5A3-3433-ADB5-4747C7016C96 System Image: Yes Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units) Volume Free Space: 376.8 KB (376832 Bytes) (exactly 736 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk6 Device Identifier: disk6 Device Node: /dev/disk6 Whole: Yes Part of Whole: disk6 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /private/var/tmp File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: 303DE3DE-9E62-3675-8150-B55CF4C67B6A System Image: Yes Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units) Volume Free Space: 380.9 KB (380928 Bytes) (exactly 744 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk7 Device Identifier: disk7 Device Node: /dev/disk7 Whole: Yes Part of Whole: disk7 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /private/var/run File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: 760BC847-C488-3590-873C-E829C4EFFCF6 System Image: Yes Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units) Volume Free Space: 368.6 KB (368640 Bytes) (exactly 720 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk9 Device Identifier: disk9 Device Node: /dev/disk9 Whole: Yes Part of Whole: disk9 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /System/Installation File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: EA803DB6-44A8-3308-AA29-AF6F5C3947A4 System Image: Yes Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units) Volume Free Space: 376.8 KB (376832 Bytes) (exactly 736 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk10 Device Identifier: disk10 Device Node: /dev/disk10 Whole: Yes Part of Whole: disk10 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /private/var/db File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: 53BE0592-F063-3DDA-AA92-473BC981E222 System Image: Yes Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units) Volume Free Space: 274.4 KB (274432 Bytes) (exactly 536 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk11 Device Identifier: disk11 Device Node: /dev/disk11 Whole: Yes Part of Whole: disk11 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /private/var/folders File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: 0AC584DE-BC1F-30D7-A272-22D2F5644C0F System Image: Yes Total Size: 6.3 MB (6291456 Bytes) (exactly 12288 512-Byte-Units) Volume Free Space: 3.0 MB (2994176 Bytes) (exactly 5848 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk12 Device Identifier: disk12 Device Node: /dev/disk12 Whole: Yes Part of Whole: disk12 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /private/var/root/Library File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: BB17D3B4-82D2-3FA9-9763-25F517280D5F System Image: Yes Total Size: 2.1 MB (2097152 Bytes) (exactly 4096 512-Byte-Units) Volume Free Space: 1.9 MB (1892352 Bytes) (exactly 3696 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk13 Device Identifier: disk13 Device Node: /dev/disk13 Whole: Yes Part of Whole: disk13 Device / Media Name: Disk Image Volume Name: untitled Mounted: No File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Journal: Unknown (not mounted) Owners: Disabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: 9EAE66FF-3DCD-3201-AE95-0E2057A746F8 System Image: Yes Total Size: 1.0 MB (1048576 Bytes) (exactly 2048 512-Byte-Units) Volume Free Space: 0 B (0 Bytes) (exactly 0 512-Byte-Units) Device Block Size: 512 Bytes Read-Only Media: No Read-Only Volume: Not applicable (not mounted) Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk14 Device Identifier: disk14 Device Node: /dev/disk14 Whole: Yes Part of Whole: disk14 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /Library/Preferences File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: CAC659CA-AAC6-39EF-92E0-B3ADAD0DB64F System Image: Yes Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units) Volume Free Space: 352.3 KB (352256 Bytes) (exactly 688 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk15 Device Identifier: disk15 Device Node: /dev/disk15 Whole: Yes Part of Whole: disk15 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /Library/Preferences/SystemConfiguration File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: 1DC8BCE2-828B-3347-AEB7-B886C0941046 System Image: Yes Total Size: 524.3 KB (524288 Bytes) (exactly 1024 512-Byte-Units) Volume Free Space: 364.5 KB (364544 Bytes) (exactly 712 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk16 Device Identifier: disk16 Device Node: /dev/disk16 Whole: Yes Part of Whole: disk16 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /Library/Keychains File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: C5F067E1-8AFD-3924-BE01-AE626BB69FAC System Image: Yes Total Size: 1.0 MB (1048576 Bytes) (exactly 2048 512-Byte-Units) Volume Free Space: 905.2 KB (905216 Bytes) (exactly 1768 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# diskutil info disk17 Device Identifier: disk17 Device Node: /dev/disk17 Whole: Yes Part of Whole: disk17 Device / Media Name: Disk Image Volume Name: untitled Mounted: Yes Mount Point: /private/var/tmp/RecoveryTemp File System Personality: HFS+ Type (Bundle): hfs Name (User Visible): Mac OS Extended Owners: Enabled Content (IOContent): None OS Can Be Installed: No Media Type: Generic Protocol: Disk Image SMART Status: Not Supported Volume UUID: 580A9713-DB4A-3D9A-9F04-10B5F7947248 System Image: Yes Total Size: 6.3 MB (6291456 Bytes) (exactly 12288 512-Byte-Units) Volume Free Space: 6.1 MB (6115328 Bytes) (exactly 11944 512-Byte-Units) Device Block Size: 512 Bytes Allocation Block Size: 4096 Bytes Read-Only Media: No Read-Only Volume: No Device Location: External Removable Media: Yes Media Removal: Software-Activated Virtual: Yes OS 9 Drivers: No Low Level Format: Not supported -bash-3.2# [ATTACH=full]24165[/ATTACH] [ATTACH=full]24166[/ATTACH] [/QUOTE]
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I have 14 diskimages on my drive that say ramfiles???
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