Analysis
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max time kernel
164s -
max time network
177s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
24-01-2022 00:53
Static task
static1
Behavioral task
behavioral1
Sample
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe
Resource
win10-en-20211208
General
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Target
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe
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Size
164KB
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MD5
0bcaab2d6aae4221ae17527874cd1167
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SHA1
682cef7ee433feb06c1db1d445f9618eeff5eb95
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SHA256
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d
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SHA512
72a089cf1294ef7fc6d2f0b3e706e46b99be97bbb9f018f45f5c954673006f3f8bda683f7b62f0de91202f5873ff0abe23befc8e2558ef3283c6d13e74a9e08e
Malware Config
Extracted
C:\zc3p0j1304-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/F49DCF7E29F662DA
http://decryptor.top/F49DCF7E29F662DA
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 10 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exedescription ioc process File renamed C:\Users\Admin\Pictures\AddInstall.crw => \??\c:\users\admin\pictures\AddInstall.crw.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File renamed C:\Users\Admin\Pictures\ClearCheckpoint.raw => \??\c:\users\admin\pictures\ClearCheckpoint.raw.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File renamed C:\Users\Admin\Pictures\DisconnectWait.crw => \??\c:\users\admin\pictures\DisconnectWait.crw.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File renamed C:\Users\Admin\Pictures\RemoveEnable.crw => \??\c:\users\admin\pictures\RemoveEnable.crw.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File renamed C:\Users\Admin\Pictures\UndoMerge.crw => \??\c:\users\admin\pictures\UndoMerge.crw.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File renamed C:\Users\Admin\Pictures\ConfirmPush.png => \??\c:\users\admin\pictures\ConfirmPush.png.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File renamed C:\Users\Admin\Pictures\FindOpen.raw => \??\c:\users\admin\pictures\FindOpen.raw.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File renamed C:\Users\Admin\Pictures\PingRevoke.tif => \??\c:\users\admin\pictures\PingRevoke.tif.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File renamed C:\Users\Admin\Pictures\SaveAdd.tif => \??\c:\users\admin\pictures\SaveAdd.tif.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File renamed C:\Users\Admin\Pictures\ShowReset.png => \??\c:\users\admin\pictures\ShowReset.png.zc3p0j1304 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\dWCJzZNzru = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe" dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exedescription ioc process File opened (read-only) \??\F: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\I: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\Y: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\N: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\R: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\S: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\T: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\B: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\E: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\K: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\M: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\U: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\W: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\D: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\H: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\L: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\P: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\V: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\Q: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\X: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\Z: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\A: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\G: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\J: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened (read-only) \??\O: dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9814xp7dyp9.bmp" dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe -
Drops file in Program Files directory 17 IoCs
Processes:
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exedescription ioc process File opened for modification \??\c:\program files\UnpublishLimit.search-ms dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\GetPublish.eprtx dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\RepairFind.docx dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\SkipConvert.rm dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File created \??\c:\program files (x86)\zc3p0j1304-readme.txt dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\RegisterUnblock.jtx dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\UpdateCompare.iso dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\PublishExit.m4a dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\ReceiveNew.rtf dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\RequestCompare.gif dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File created \??\c:\program files\zc3p0j1304-readme.txt dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\PingCopy.wma dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\PublishConvert.xml dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\ResizePush.TS dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\GetResume.wma dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\OpenUnregister.ini dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe File opened for modification \??\c:\program files\PublishOptimize.dotm dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exepowershell.exepid process 2660 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe 2660 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe 3636 powershell.exe 3636 powershell.exe 3636 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exepowershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 2660 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe Token: SeDebugPrivilege 3636 powershell.exe Token: SeBackupPrivilege 720 vssvc.exe Token: SeRestorePrivilege 720 vssvc.exe Token: SeAuditPrivilege 720 vssvc.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exedescription pid process target process PID 2660 wrote to memory of 3636 2660 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe powershell.exe PID 2660 wrote to memory of 3636 2660 dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.exe"C:\Users\Admin\AppData\Local\Temp\dd7c40b211a54f1c860c85af0f488cf3aab9608041294f281261b636b59e494d.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:2660 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3636
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:2588
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:720
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3636-119-0x000001CE5AE60000-0x000001CE5AE82000-memory.dmpFilesize
136KB
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memory/3636-123-0x000001CE5A940000-0x000001CE5A942000-memory.dmpFilesize
8KB
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memory/3636-124-0x000001CE5A943000-0x000001CE5A945000-memory.dmpFilesize
8KB
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memory/3636-125-0x000001CE73A90000-0x000001CE73B06000-memory.dmpFilesize
472KB