Analysis
-
max time kernel
175s -
max time network
131s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
24-01-2022 01:25
Static task
static1
Behavioral task
behavioral1
Sample
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe
Resource
win10-en-20211208
General
-
Target
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe
-
Size
172KB
-
MD5
b3f6ccde76375cbec480de2b81253427
-
SHA1
dafb09fa55a3d32e8e518b3ba74da0ad4ae93df4
-
SHA256
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8
-
SHA512
f129584ae8898852784f4c3978b4441ebed2469a0115f375f659136a95eb1302db627ff2b4e55621095db19ea5a494f63afeb0ba423fac074e389546887ecfeb
Malware Config
Extracted
C:\21r5oq9o-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/4F055BE8C60315FA
http://decryptor.cc/4F055BE8C60315FA
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:
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\BV7BRrErOX = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe" a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exedescription ioc process File opened (read-only) \??\B: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\E: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\F: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\H: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\N: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\U: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\Z: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\I: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\M: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\S: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\T: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\V: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\A: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\G: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\J: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\P: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\X: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\Y: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\K: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\L: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\O: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\Q: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\R: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened (read-only) \??\W: a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe -
Drops file in Program Files directory 37 IoCs
Processes:
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exedescription ioc process File opened for modification \??\c:\program files\ReadSync.wdp a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\RepairConnect.eprtx a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\SaveConvert.html a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File created \??\c:\program files\21r5oq9o-readme.txt a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\CheckpointRename.asp a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\CloseClear.3g2 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\CopyClear.ini a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\LimitAdd.png a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\OpenComplete.mp3 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\StepCheckpoint.docx a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\OutStop.gif a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\UpdatePublish.txt a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\DisconnectShow.ps1xml a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\EnableDeny.mht a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\ExportFormat.mp4 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\GrantPop.gif a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\CheckpointDisconnect.mpg a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\EnableGroup.reg a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\PingOptimize.jfif a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\RestartRemove.gif a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\StepTest.potx a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\WatchRestore.mhtml a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File created \??\c:\program files (x86)\21r5oq9o-readme.txt a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\MeasureImport.gif a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\ResizeDismount.ppsm a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\SkipUnlock.tif a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\SuspendExpand.TTS a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\WaitPush.wm a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\BlockExpand.wav a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\CheckpointBackup.TTS a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\CloseUse.gif a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\CompareUninstall.vstm a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\HideSubmit.mht a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\JoinUse.vsd a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\SaveGet.htm a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\TestMove.ADTS a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe File opened for modification \??\c:\program files\UnregisterReceive.wmv a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exepowershell.exepid process 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 1264 powershell.exe 1264 powershell.exe 1264 powershell.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exepowershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe Token: SeDebugPrivilege 1264 powershell.exe Token: SeBackupPrivilege 2716 vssvc.exe Token: SeRestorePrivilege 2716 vssvc.exe Token: SeAuditPrivilege 2716 vssvc.exe Token: SeTakeOwnershipPrivilege 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exedescription pid process target process PID 508 wrote to memory of 1264 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe powershell.exe PID 508 wrote to memory of 1264 508 a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe"C:\Users\Admin\AppData\Local\Temp\a3df8d9e4d5a3f9badf2fb138dc22afc7bc968c0d1fc8a053d77a790755038b8.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
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Downloads
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memory/1264-123-0x000001E730B30000-0x000001E730B52000-memory.dmpFilesize
136KB
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memory/1264-127-0x000001E731EE0000-0x000001E731F56000-memory.dmpFilesize
472KB
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memory/1264-138-0x000001E718A30000-0x000001E730B90000-memory.dmpFilesize
385.4MB
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memory/1264-140-0x000001E718A30000-0x000001E730B90000-memory.dmpFilesize
385.4MB