Analysis
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max time kernel
90s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
17-10-2022 23:40
Static task
static1
Behavioral task
behavioral1
Sample
9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe
Resource
win10v2004-20220812-en
General
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Target
9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe
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Size
79KB
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MD5
c05b05aff8880d94c757181cbbdd77cf
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SHA1
84440af2b8f3db1303446b1067c0ed4d0295a4c4
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SHA256
9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc
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SHA512
504ff3c5756fc72ea085960768b509ddf8fd7bb2395270c36d58e85c7fc04abfadd74268eb84a81e892c5a90b3cf7bc6460f5f766507f1e12da64386cd4a4e39
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SSDEEP
1536:m6UhZM4hubesrQLOJgY8ZZP8LHD4XWaNH71dLdG1iiFM2iG2zs4:ghZ5YesrQLOJgY8Zp8LHD4XWaNH71dLI
Malware Config
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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exedescription ioc process File opened (read-only) \??\Q: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\Y: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\P: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\X: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\N: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\W: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\R: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\K: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\B: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\M: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\Z: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\V: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\E: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\T: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\U: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\O: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\S: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\L: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\I: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\A: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\F: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\G: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\H: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe File opened (read-only) \??\J: 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.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 3520 vssadmin.exe 4544 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exepid process 3420 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe 3420 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 4628 vssvc.exe Token: SeRestorePrivilege 4628 vssvc.exe Token: SeAuditPrivilege 4628 vssvc.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.execmd.execmd.exedescription pid process target process PID 3420 wrote to memory of 3280 3420 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe cmd.exe PID 3420 wrote to memory of 3280 3420 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe cmd.exe PID 3280 wrote to memory of 4544 3280 cmd.exe vssadmin.exe PID 3280 wrote to memory of 4544 3280 cmd.exe vssadmin.exe PID 3420 wrote to memory of 4640 3420 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe cmd.exe PID 3420 wrote to memory of 4640 3420 9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe cmd.exe PID 4640 wrote to memory of 3520 4640 cmd.exe vssadmin.exe PID 4640 wrote to memory of 3520 4640 cmd.exe vssadmin.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe"C:\Users\Admin\AppData\Local\Temp\9ba829497c489b88591ef040d5f4228e5edda50f031d654a82ea04dfae6fcfbc.exe"1⤵
- Checks computer location settings
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken