Analysis
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max time kernel
143s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
25-06-2022 06:26
Static task
static1
Behavioral task
behavioral1
Sample
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe
Resource
win10v2004-20220414-en
General
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Target
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe
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Size
164KB
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MD5
7152060419911ce79ba81bb6ce06078c
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SHA1
dc344544c39182a66984dd5d9130209e8ca765e8
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SHA256
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2
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SHA512
26d396d2ddcc61fe10d4e8e2940ef9bdcdd7d311d6aa9d457d4b8d5dde47d9dc8238db090ee8bf129b962e8564c9420eaf1727aec635c678226aba9bf3cc6e88
Malware Config
Extracted
C:\172x9-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/EA4439F0A3DDE5A9
http://decryptor.top/EA4439F0A3DDE5A9
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 5 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exedescription ioc process File opened for modification \??\c:\users\admin\pictures\DebugUnpublish.tiff 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File renamed C:\Users\Admin\Pictures\CompressUnlock.raw => \??\c:\users\admin\pictures\CompressUnlock.raw.172x9 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File renamed C:\Users\Admin\Pictures\DebugUnpublish.tiff => \??\c:\users\admin\pictures\DebugUnpublish.tiff.172x9 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File renamed C:\Users\Admin\Pictures\ShowOptimize.crw => \??\c:\users\admin\pictures\ShowOptimize.crw.172x9 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File renamed C:\Users\Admin\Pictures\SubmitCompress.tif => \??\c:\users\admin\pictures\SubmitCompress.tif.172x9 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exedescription ioc process File opened (read-only) \??\G: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\P: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\L: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\U: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\X: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\S: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\T: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\A: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\B: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\E: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\I: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\M: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\N: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\V: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\Z: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\R: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\W: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\F: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\H: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\J: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\K: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\O: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\Q: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\Y: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened (read-only) \??\D: 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\751.bmp" 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe -
Drops file in Program Files directory 18 IoCs
Processes:
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exedescription ioc process File opened for modification \??\c:\program files\ApproveResolve.vbs 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\ConfirmUnlock.eprtx 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\SplitSkip.wax 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\UnlockGet.vssx 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File created \??\c:\program files (x86)\172x9-readme.txt 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\CompressDismount.wmv 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\PublishHide.mhtml 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\ReceiveApprove.ram 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\SkipConnect.htm 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\SkipInstall.wma 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\UnblockStart.m4v 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\BlockBackup.mpv2 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\CheckpointDisable.svg 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\SaveSelect.mp3 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\SearchAdd.svgz 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\UnlockTest.potx 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File created \??\c:\program files\172x9-readme.txt 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe File opened for modification \??\c:\program files\InitializeStep.vssm 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exepowershell.exepid process 4812 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe 4812 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe 4340 powershell.exe 4340 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
powershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 4340 powershell.exe Token: SeBackupPrivilege 1856 vssvc.exe Token: SeRestorePrivilege 1856 vssvc.exe Token: SeAuditPrivilege 1856 vssvc.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exedescription pid process target process PID 4812 wrote to memory of 4340 4812 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe powershell.exe PID 4812 wrote to memory of 4340 4812 9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.exe"C:\Users\Admin\AppData\Local\Temp\9162943547cb0b16736faed5fa2ab2cbd1413336ee24eea5760f0c217eaa08c2.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 WriteProcessMemory
PID:4812 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4340
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:2524
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1856