Analysis
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max time kernel
163s -
max time network
170s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
24-01-2022 00:38
Static task
static1
Behavioral task
behavioral1
Sample
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe
Resource
win10-en-20211208
General
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Target
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe
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Size
118KB
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MD5
513a4105755d2f967df4cbf110cdf36b
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SHA1
7a6520cb41ce27ad805f1fa71bcadfe0a275a648
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SHA256
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b
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SHA512
27b81b4939ee9c6bb6b53ef30b033897ed9d3a7c9c9406e338d959b191841c31b1828fe6a9b1e39cc008296bfe4b21c6f9a6141dd92149506aa08e67682a1968
Malware Config
Extracted
C:\2684s3i8qy-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/955A486CBB448D22
http://decoder.re/955A486CBB448D22
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Modifies extensions of user files 15 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exedescription ioc process File renamed C:\Users\Admin\Pictures\LockUnregister.tiff => \??\c:\users\admin\pictures\LockUnregister.tiff.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\LockDismount.tiff => \??\c:\users\admin\pictures\LockDismount.tiff.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\users\admin\pictures\RegisterResize.tiff ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\RegisterResize.tiff => \??\c:\users\admin\pictures\RegisterResize.tiff.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\MeasureGet.tiff => \??\c:\users\admin\pictures\MeasureGet.tiff.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\PingCompare.tif => \??\c:\users\admin\pictures\PingCompare.tif.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\users\admin\pictures\MeasureGet.tiff ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\ClearRemove.png => \??\c:\users\admin\pictures\ClearRemove.png.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\EditJoin.png => \??\c:\users\admin\pictures\EditJoin.png.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\users\admin\pictures\LockDismount.tiff ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\HideRevoke.tif => \??\c:\users\admin\pictures\HideRevoke.tif.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\users\admin\pictures\LockUnregister.tiff ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\RemoveBlock.raw => \??\c:\users\admin\pictures\RemoveBlock.raw.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\RevokeClear.tif => \??\c:\users\admin\pictures\RevokeClear.tif.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File renamed C:\Users\Admin\Pictures\SelectJoin.raw => \??\c:\users\admin\pictures\SelectJoin.raw.2684s3i8qy ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exedescription ioc process File opened (read-only) \??\V: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\B: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\G: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\I: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\K: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\Q: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\R: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\U: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\Z: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\A: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\O: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\T: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\W: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\Y: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\D: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\H: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\J: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\L: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\N: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\X: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\E: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\F: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\M: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\P: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened (read-only) \??\S: ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7bm5.bmp" ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe -
Drops file in Program Files directory 31 IoCs
Processes:
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exedescription ioc process File opened for modification \??\c:\program files\BackupShow.ADTS ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\RestartNew.mp4v ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\ExportGroup.js ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\PopEnable.7z ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\SaveOut.mhtml ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\SetConvert.pot ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\AddShow.fon ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\AssertCompare.rm ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\HideCopy.au3 ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\RemoveShow.html ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\FindOut.wmv ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\SkipOpen.midi ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\StopUnblock.csv ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\TraceRequest.xlt ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\AddFind.mp2 ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\JoinStep.html ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\LimitSubmit.zip ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\PingCompare.raw ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\PopRequest.csv ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\ReadStep.vdx ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\RequestInstall.jpeg ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\MoveClose.cr2 ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\RequestConfirm.eprtx ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\SwitchRequest.gif ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\ExpandTest.kix ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\GrantAssert.tif ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\PingWait.vb ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\ReceiveConvert.mpeg ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\ConvertToUnlock.htm ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\PublishUnpublish.ex_ ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe File opened for modification \??\c:\program files\ReceiveLimit.ini ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exepid process 2380 ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe 2380 ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe 2380 ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe 2380 ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exevssvc.exedescription pid process Token: SeDebugPrivilege 2380 ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe Token: SeTakeOwnershipPrivilege 2380 ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe Token: SeBackupPrivilege 3744 vssvc.exe Token: SeRestorePrivilege 3744 vssvc.exe Token: SeAuditPrivilege 3744 vssvc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe"C:\Users\Admin\AppData\Local\Temp\ff92178082e4a8e05cf3a798927dba0b878511812b09e1efec2598e23dd7987b.exe"1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2380
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:1324
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3744