Analysis
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max time kernel
4294178s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20220223-en -
submitted
06-03-2022 02:27
Static task
static1
Behavioral task
behavioral1
Sample
afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe
Resource
win7-20220223-en
Behavioral task
behavioral2
Sample
afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe
Resource
win10v2004-en-20220112
General
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Target
afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe
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Size
38KB
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MD5
be76ed428523b9aefe706aeaa72bb6b2
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SHA1
b040f2bdee3999aad415396f9f79e43b2aa9452b
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SHA256
afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430
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SHA512
d08870197e1234a8e7115fc8bc0a868841054a0f6d3153a9ad77dad1bb077da3c2af3bdeebf53c6304943a3169ef5ae4fde16ce0e45a421e9afc2b4041a07c5b
Malware Config
Extracted
C:\MSOCache\How To Restore Your Files.txt
http://babukq4e2p4wu4iq.onion/login.php?id=p9gFgBg5TsdcO3mV9mf2RJlJoI0iy1
Signatures
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Babuk Locker
RaaS first seen in 2021 initially called Vasa Locker.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies extensions of user files 15 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exedescription ioc process File renamed C:\Users\Admin\Pictures\MoveUnpublish.crw => C:\Users\Admin\Pictures\MoveUnpublish.crw.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\ReceiveSwitch.raw => C:\Users\Admin\Pictures\ReceiveSwitch.raw.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\CheckpointClose.png => C:\Users\Admin\Pictures\CheckpointClose.png.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened for modification C:\Users\Admin\Pictures\EnterRead.tiff afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\RestartLimit.tif => C:\Users\Admin\Pictures\RestartLimit.tif.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\SendResolve.png => C:\Users\Admin\Pictures\SendResolve.png.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\EnterRead.tiff => C:\Users\Admin\Pictures\EnterRead.tiff.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\LimitCompare.tif => C:\Users\Admin\Pictures\LimitCompare.tif.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\MountRedo.crw => C:\Users\Admin\Pictures\MountRedo.crw.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\TraceRestore.tiff => C:\Users\Admin\Pictures\TraceRestore.tiff.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\SyncExpand.tif => C:\Users\Admin\Pictures\SyncExpand.tif.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened for modification C:\Users\Admin\Pictures\InitializeStep.tiff afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\InitializeStep.tiff => C:\Users\Admin\Pictures\InitializeStep.tiff.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File renamed C:\Users\Admin\Pictures\RestoreProtect.raw => C:\Users\Admin\Pictures\RestoreProtect.raw.babyk afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened for modification C:\Users\Admin\Pictures\TraceRestore.tiff afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exedescription ioc process File opened (read-only) \??\K: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\L: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\B: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\M: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\U: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\I: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\H: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\J: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\X: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\N: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\Q: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\E: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\F: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\G: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\Z: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\V: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\P: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\A: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\S: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\Y: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\O: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\W: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\R: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe File opened (read-only) \??\T: afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exevssadmin.exepid process 1476 vssadmin.exe 660 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exepid process 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 1648 vssvc.exe Token: SeRestorePrivilege 1648 vssvc.exe Token: SeAuditPrivilege 1648 vssvc.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.execmd.execmd.exedescription pid process target process PID 1164 wrote to memory of 1732 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe cmd.exe PID 1164 wrote to memory of 1732 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe cmd.exe PID 1164 wrote to memory of 1732 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe cmd.exe PID 1164 wrote to memory of 1732 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe cmd.exe PID 1732 wrote to memory of 660 1732 cmd.exe vssadmin.exe PID 1732 wrote to memory of 660 1732 cmd.exe vssadmin.exe PID 1732 wrote to memory of 660 1732 cmd.exe vssadmin.exe PID 1164 wrote to memory of 1060 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe cmd.exe PID 1164 wrote to memory of 1060 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe cmd.exe PID 1164 wrote to memory of 1060 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe cmd.exe PID 1164 wrote to memory of 1060 1164 afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe cmd.exe PID 1060 wrote to memory of 1476 1060 cmd.exe vssadmin.exe PID 1060 wrote to memory of 1476 1060 cmd.exe vssadmin.exe PID 1060 wrote to memory of 1476 1060 cmd.exe vssadmin.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe"C:\Users\Admin\AppData\Local\Temp\afcf265a1dcd9eab5aab270d48aa561e4ddeb71c05e32c857d3b809bb64c0430.exe"1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1164 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:660 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
PID:1060 -
C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:1476
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1648