Analysis Overview
SHA256
1deb1efad2c469198aabbb618285e2229052273cf654ee5925c2540ded224402
Threat Level: Known bad
The file military.exe was found to be: Known bad.
Malicious Activity Summary
Babuk Locker
Deletes shadow copies
Modifies extensions of user files
Enumerates connected drives
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Interacts with shadow copies
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-03-23 04:23
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2021-03-23 04:23
Reported
2021-03-23 04:25
Platform
win7v20201028
Max time kernel
17s
Max time network
16s
Command Line
Signatures
Babuk Locker
Deletes shadow copies
Enumerates connected drives
Enumerates physical storage devices
Interacts with shadow copies
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\vssadmin.exe | N/A |
| N/A | N/A | C:\Windows\system32\vssadmin.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\military.exe
"C:\Users\Admin\AppData\Local\Temp\military.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet
C:\Windows\system32\vssadmin.exe
vssadmin.exe delete shadows /all /quiet
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet
C:\Windows\system32\vssadmin.exe
vssadmin.exe delete shadows /all /quiet
Network
Files
memory/1932-2-0x00000000750C1000-0x00000000750C3000-memory.dmp
memory/1932-4-0x0000000002270000-0x0000000002281000-memory.dmp
memory/1932-3-0x0000000001E60000-0x0000000001E71000-memory.dmp
memory/1972-5-0x0000000000000000-mapping.dmp
memory/1436-6-0x0000000000000000-mapping.dmp
memory/2012-7-0x0000000000000000-mapping.dmp
memory/1664-8-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2021-03-23 04:23
Reported
2021-03-23 04:25
Platform
win10v20201028
Max time kernel
40s
Max time network
112s
Command Line
Signatures
Babuk Locker
Deletes shadow copies
Modifies extensions of user files
| Description | Indicator | Process | Target |
| File renamed | C:\Users\Admin\Pictures\LimitConvert.tiff => C:\Users\Admin\Pictures\LimitConvert.tiff.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\ResolveWatch.png => C:\Users\Admin\Pictures\ResolveWatch.png.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\ResolveWatch.png.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\UpdateWatch.tiff | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\InstallUnlock.tiff.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\LimitConvert.tiff | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\LimitConvert.tiff.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\SyncOptimize.tiff => C:\Users\Admin\Pictures\SyncOptimize.tiff.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\TestUndo.crw.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\StepInitialize.crw => C:\Users\Admin\Pictures\StepInitialize.crw.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\SyncOptimize.tiff | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\SyncOptimize.tiff.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\UnblockResume.png.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\UnblockWrite.png.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\TestUndo.crw => C:\Users\Admin\Pictures\TestUndo.crw.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\UpdateWatch.tiff.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\InstallUnlock.tiff | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\InstallUnlock.tiff => C:\Users\Admin\Pictures\InstallUnlock.tiff.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\StepInitialize.crw.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\UnblockResume.png => C:\Users\Admin\Pictures\UnblockResume.png.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\UnblockWrite.png => C:\Users\Admin\Pictures\UnblockWrite.png.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\UpdateWatch.tiff => C:\Users\Admin\Pictures\UpdateWatch.tiff.babyk | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
Enumerates connected drives
Enumerates physical storage devices
Interacts with shadow copies
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\vssadmin.exe | N/A |
| N/A | N/A | C:\Windows\system32\vssadmin.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\military.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3996 wrote to memory of 3792 | N/A | C:\Users\Admin\AppData\Local\Temp\military.exe | C:\Windows\System32\cmd.exe |
| PID 3996 wrote to memory of 3792 | N/A | C:\Users\Admin\AppData\Local\Temp\military.exe | C:\Windows\System32\cmd.exe |
| PID 3792 wrote to memory of 3276 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\vssadmin.exe |
| PID 3792 wrote to memory of 3276 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\vssadmin.exe |
| PID 3996 wrote to memory of 1020 | N/A | C:\Users\Admin\AppData\Local\Temp\military.exe | C:\Windows\System32\cmd.exe |
| PID 3996 wrote to memory of 1020 | N/A | C:\Users\Admin\AppData\Local\Temp\military.exe | C:\Windows\System32\cmd.exe |
| PID 1020 wrote to memory of 4024 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\vssadmin.exe |
| PID 1020 wrote to memory of 4024 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\vssadmin.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\military.exe
"C:\Users\Admin\AppData\Local\Temp\military.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet
C:\Windows\system32\vssadmin.exe
vssadmin.exe delete shadows /all /quiet
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet
C:\Windows\system32\vssadmin.exe
vssadmin.exe delete shadows /all /quiet
Network
Files
memory/3996-3-0x0000000003880000-0x0000000003881000-memory.dmp
memory/3996-2-0x0000000003080000-0x0000000003081000-memory.dmp
memory/3792-4-0x0000000000000000-mapping.dmp
memory/3276-5-0x0000000000000000-mapping.dmp
memory/1020-6-0x0000000000000000-mapping.dmp
memory/4024-7-0x0000000000000000-mapping.dmp