Analysis
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max time kernel
300s -
max time network
261s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
29-06-2021 07:03
Static task
static1
Behavioral task
behavioral1
Sample
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe
Resource
win10v20210408
General
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Target
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe
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Size
116KB
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MD5
d1c9c12e08c8e2111da989e2318b1c42
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SHA1
d0c7f3c8de28d0fccec9d4925afeb5fa9dd62b5d
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SHA256
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84
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SHA512
152f93308e6d15910e01d77c74bb86284e5929ece91627c1aa82fe5050f7a233e3b27a6c5834110478789d5d845c49775c3473b3ee838488f1cd19c6af17312c
Malware Config
Extracted
C:\0q43lemo1-README.txt
http://4to43yp4mng2gdc3jgnep5bt7lkhqvjqiritbv4x2ebj3qun7wz4y2id.onion
Signatures
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Modifies extensions of user files 11 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exedescription ioc process File renamed C:\Users\Admin\Pictures\HideGrant.raw => \??\c:\users\admin\pictures\HideGrant.raw.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\ResetCompress.png => \??\c:\users\admin\pictures\ResetCompress.png.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\CheckpointClear.png => \??\c:\users\admin\pictures\CheckpointClear.png.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\DismountFind.png => \??\c:\users\admin\pictures\DismountFind.png.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\LimitPing.png => \??\c:\users\admin\pictures\LimitPing.png.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\JoinPush.crw => \??\c:\users\admin\pictures\JoinPush.crw.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\MoveOpen.raw => \??\c:\users\admin\pictures\MoveOpen.raw.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\ResizeWrite.raw => \??\c:\users\admin\pictures\ResizeWrite.raw.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\UseOut.tif => \??\c:\users\admin\pictures\UseOut.tif.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\DisableRegister.tif => \??\c:\users\admin\pictures\DisableRegister.tif.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File renamed C:\Users\Admin\Pictures\EnterCopy.crw => \??\c:\users\admin\pictures\EnterCopy.crw.0q43lemo1 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe -
Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exedescription ioc process File opened (read-only) \??\W: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\Y: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\B: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\H: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\J: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\P: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\Q: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\S: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\T: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\U: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\A: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\F: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\I: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\L: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\N: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\O: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\K: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\M: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\Z: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\E: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\G: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\R: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\V: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\X: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened (read-only) \??\D: e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\48u.bmp" e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe -
Drops file in Program Files directory 23 IoCs
Processes:
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exedescription ioc process File opened for modification \??\c:\program files\SendAdd.rtf e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\UnregisterSave.mp2 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\MergeTest.jtx e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\PopEnable.wma e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\SelectUninstall.dib e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\OptimizeGroup.mpg e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\RestoreRemove.vstx e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\SendProtect.pub e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File created \??\c:\program files\0q43lemo1-README.txt e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File created \??\c:\program files (x86)\0q43lemo1-README.txt e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\InvokeRead.rtf e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\SubmitJoin.aiff e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\UninstallStart.tiff e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\EnterAssert.htm e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\HideSync.m1v e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\RedoUnprotect.clr e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\ResolveAdd.wma e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\ShowGrant.kix e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\StopCompress.mht e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\UninstallEdit.potm e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\CloseDisable.pcx e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\ConvertFromUndo.pptx e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe File opened for modification \??\c:\program files\RemoveOpen.temp e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exepowershell.exepid process 4648 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe 4648 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe 4248 powershell.exe 4248 powershell.exe 4248 powershell.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exepowershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 4648 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe Token: SeDebugPrivilege 4248 powershell.exe Token: SeBackupPrivilege 908 vssvc.exe Token: SeRestorePrivilege 908 vssvc.exe Token: SeAuditPrivilege 908 vssvc.exe Token: SeTakeOwnershipPrivilege 4648 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exedescription pid process target process PID 4648 wrote to memory of 4248 4648 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe powershell.exe PID 4648 wrote to memory of 4248 4648 e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.exe"C:\Users\Admin\AppData\Local\Temp\e25eaaac03aa958688cbe950275156169eb4955e145bc9627fcbfb36cd832a84.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 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
Replay Monitor
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Downloads
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memory/4248-114-0x0000000000000000-mapping.dmp
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memory/4248-120-0x000001C9743D0000-0x000001C9743D1000-memory.dmpFilesize
4KB
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memory/4248-125-0x000001C974580000-0x000001C974581000-memory.dmpFilesize
4KB
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memory/4248-130-0x000001C9723C0000-0x000001C9723C2000-memory.dmpFilesize
8KB
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memory/4248-131-0x000001C9723C3000-0x000001C9723C5000-memory.dmpFilesize
8KB
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memory/4248-137-0x000001C9723C6000-0x000001C9723C8000-memory.dmpFilesize
8KB