Analysis Overview
SHA256
391cfcd153881743556f76de7bbca5b19857f8b69a6f6f6dfde6fd9b06c17f5e
Threat Level: Known bad
The file 391cfcd153881743556f76de7bbca5b19857f8b69a6f6f6dfde6fd9b06c17f5e 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
Suspicious behavior: EnumeratesProcesses
Interacts with shadow copies
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-03-10 22:41
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2021-03-10 22:41
Reported
2021-03-10 22:44
Platform
win7v20201028
Max time kernel
7s
Max time network
11s
Command Line
Signatures
Babuk Locker
Deletes shadow copies
Modifies extensions of user files
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\391cfcd153881743556f76de7bbca5b19857f8b69a6f6f6dfde6fd9b06c17f5e.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\391cfcd153881743556f76de7bbca5b19857f8b69a6f6f6dfde6fd9b06c17f5e.exe
"C:\Users\Admin\AppData\Local\Temp\391cfcd153881743556f76de7bbca5b19857f8b69a6f6f6dfde6fd9b06c17f5e.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/1096-2-0x0000000075301000-0x0000000075303000-memory.dmp
memory/1096-4-0x00000000024B0000-0x00000000024C1000-memory.dmp
memory/1096-3-0x00000000020A0000-0x00000000020B1000-memory.dmp
memory/1996-5-0x0000000000000000-mapping.dmp
memory/1424-6-0x0000000000000000-mapping.dmp
memory/1764-7-0x0000000000000000-mapping.dmp
memory/1236-8-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2021-03-10 22:41
Reported
2021-03-10 22:44
Platform
win10v20201028
Max time kernel
63s
Max time network
124s
Command Line
Signatures
Babuk Locker
Deletes shadow copies
Modifies extensions of user files
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\391cfcd153881743556f76de7bbca5b19857f8b69a6f6f6dfde6fd9b06c17f5e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\391cfcd153881743556f76de7bbca5b19857f8b69a6f6f6dfde6fd9b06c17f5e.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\391cfcd153881743556f76de7bbca5b19857f8b69a6f6f6dfde6fd9b06c17f5e.exe
"C:\Users\Admin\AppData\Local\Temp\391cfcd153881743556f76de7bbca5b19857f8b69a6f6f6dfde6fd9b06c17f5e.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet
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\vssadmin.exe
vssadmin.exe delete shadows /all /quiet
Network
| Country | Destination | Domain | Proto |
| N/A | 52.109.12.18:443 | tcp |
Files
memory/4068-2-0x0000000002930000-0x0000000002931000-memory.dmp
memory/4068-3-0x0000000003130000-0x0000000003131000-memory.dmp
memory/2472-4-0x0000000000000000-mapping.dmp
memory/3604-5-0x0000000000000000-mapping.dmp
memory/1412-6-0x0000000000000000-mapping.dmp
memory/3280-7-0x0000000000000000-mapping.dmp