Analysis
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max time kernel
146s -
max time network
93s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
25-03-2021 18:43
Static task
static1
Behavioral task
behavioral1
Sample
b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe
Resource
win10v20201028
General
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Target
b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe
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Size
117KB
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MD5
a10bcf7031ff0b971fab6bc6985af5b1
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SHA1
978c7ea0931c2006e15e2578bdee2a2c054413d5
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SHA256
b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa
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SHA512
66351fb199fe27c5c814feee9ef192b08227d527e523f93df87c45c1abc555121e30b890339b1de18be5f86384aa96bcf5d23af8bbc39e51b3a3eb674ab9637b
Malware Config
Extracted
C:\317qm5368d-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/750A5AB7EAB3A95A
http://decryptor.cc/750A5AB7EAB3A95A
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\sJ3ChCYuCS = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe" b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exedescription ioc process File opened (read-only) \??\L: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\O: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\Q: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\S: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\A: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\E: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\I: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\N: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\R: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\T: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\V: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\X: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\G: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\H: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\J: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\Y: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\M: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\P: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\U: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\Z: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\B: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\F: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\K: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened (read-only) \??\W: b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe -
Drops file in Program Files directory 37 IoCs
Processes:
b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exedescription ioc process File opened for modification \??\c:\program files\CompressOpen.3gpp b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\RedoComplete.vssx b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\SearchUnprotect.pps b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File created \??\c:\program files\317qm5368d-readme.txt b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File created \??\c:\program files (x86)\317qm5368d-readme.txt b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\FormatRedo.easmx b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\317qm5368d-readme.txt b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\317qm5368d-readme.txt b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\ConvertToDisable.mp4v b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\FormatSet.scf b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\MeasureSwitch.txt b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\StepSave.png b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\WaitRevoke.xla b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\CompareCompress.tiff b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\CompareDeny.wma b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\EnableAdd.dib b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\EnterUnlock.m3u b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\RedoResolve.wm b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\RemoveWrite.mp4v b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\AssertOpen.kix b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\CheckpointCompare.wmx b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\CompleteConvert.emf b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\FindSelect.M2T b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\ResolveUnprotect.xltm b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\UnblockMove.potm b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\CloseRepair.avi b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\ConvertDisconnect.pub b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\FindUnpublish.mov b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\UndoResolve.m1v b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\UnregisterAssert.asx b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\CloseDisconnect.wvx b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\ConfirmTest.pps b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\GrantConvertTo.ram b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\PushSuspend.wmf b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File created \??\c:\program files (x86)\microsoft sql server compact edition\v3.5\desktop\317qm5368d-readme.txt b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\InvokeLimit.bmp b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe File opened for modification \??\c:\program files\RequestDebug.otf b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exepid process 528 b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exevssvc.exedescription pid process Token: SeDebugPrivilege 528 b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe Token: SeTakeOwnershipPrivilege 528 b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe Token: SeBackupPrivilege 1536 vssvc.exe Token: SeRestorePrivilege 1536 vssvc.exe Token: SeAuditPrivilege 1536 vssvc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe"C:\Users\Admin\AppData\Local\Temp\b5ad714a262a8a8eeec55adf205d6a6a67c3afb83ad34e590700ad3706846afa.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:528
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:112
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1536
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/528-2-0x0000000075D01000-0x0000000075D03000-memory.dmpFilesize
8KB