Analysis
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max time kernel
175s -
max time network
201s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
30-01-2022 08:04
Static task
static1
Behavioral task
behavioral1
Sample
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe
Resource
win10-en-20211208
General
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Target
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe
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Size
166KB
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MD5
56f229f06b3559345097095691567a4b
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SHA1
06b2577cb1a2ac031040135c68fe5801a73fd276
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SHA256
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1
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SHA512
ecef5cef3f6f9622a0a35576eb105f863e3cb3b09f0ad0c71ec1d7ccd991a7a9203c04cb23edcb1194e482d70e83b0e9bfe70185b0b7fbabf6b329db89535c37
Malware Config
Extracted
C:\68k6919j47-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/21AA22E11D5088B1
http://decryptor.cc/21AA22E11D5088B1
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 3 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exedescription ioc process File renamed C:\Users\Admin\Pictures\ExitGroup.tif => \??\c:\users\admin\pictures\ExitGroup.tif.68k6919j47 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File renamed C:\Users\Admin\Pictures\LimitWait.tiff => \??\c:\users\admin\pictures\LimitWait.tiff.68k6919j47 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\users\admin\pictures\LimitWait.tiff 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\oXnEn2JlQT = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe" 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exedescription ioc process File opened (read-only) \??\P: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\R: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\T: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\U: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\X: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\N: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\O: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\W: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\H: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\B: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\E: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\F: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\G: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\I: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\J: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\K: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\A: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\V: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\Y: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\D: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\M: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\Q: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\S: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\Z: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened (read-only) \??\L: 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.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\\aqu.bmp" 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe -
Drops file in Program Files directory 25 IoCs
Processes:
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exedescription ioc process File opened for modification \??\c:\program files\PopMerge.asf 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\ResetGet.mp4 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\UninstallUpdate.ps1xml 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\ConvertExport.wm 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\FindSend.rle 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\InstallSwitch.rm 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\UseTest.ini 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\WriteMeasure.docx 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\ApproveFind.xlsm 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\RevokeRepair.sql 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\UnprotectDismount.au 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\ResetDeny.3gpp 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\RevokeConvert.aif 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\TestUse.xlt 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File created \??\c:\program files\68k6919j47-readme.txt 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\MountUpdate.aifc 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\ReceiveHide.dwfx 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\ResizeFind.xlt 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\SendUnlock.wm 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\UnblockConvert.7z 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\WaitBlock.js 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\WaitWatch.mpeg 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File created \??\c:\program files (x86)\68k6919j47-readme.txt 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\ExpandComplete.3g2 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe File opened for modification \??\c:\program files\RegisterTrace.midi 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exepowershell.exepid process 1164 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe 1164 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe 2220 powershell.exe 2220 powershell.exe 2220 powershell.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exepowershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 1164 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe Token: SeDebugPrivilege 2220 powershell.exe Token: SeBackupPrivilege 1716 vssvc.exe Token: SeRestorePrivilege 1716 vssvc.exe Token: SeAuditPrivilege 1716 vssvc.exe Token: SeTakeOwnershipPrivilege 1164 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exedescription pid process target process PID 1164 wrote to memory of 2220 1164 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe powershell.exe PID 1164 wrote to memory of 2220 1164 0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe"C:\Users\Admin\AppData\Local\Temp\0ecb96d743327c4da91708d5db3eabc2de16202ccf2d90738519ebda596586d1.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1164 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2220
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:496
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1716
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2220-120-0x000001A5EEB10000-0x000001A5EEB32000-memory.dmpFilesize
136KB
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memory/2220-125-0x000001A5F0CB0000-0x000001A5F0D26000-memory.dmpFilesize
472KB
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memory/2220-126-0x000001A5EEB50000-0x000001A5EEB52000-memory.dmpFilesize
8KB
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memory/2220-127-0x000001A5EEB53000-0x000001A5EEB55000-memory.dmpFilesize
8KB