Analysis Overview
SHA256
9ef944c4b603047486abc2bb11c6059b8839a224bec7a817df19cdd283e2b000
Threat Level: Known bad
The file 678bfbf5d73d6cf38532e11b11dbed17668d94711e2e2ea27311dd46490201b7.zip 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
Interacts with shadow copies
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-04-27 05:22
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2021-04-27 05:22
Reported
2021-04-27 05:25
Platform
win7v20210408
Max time kernel
18s
Max time network
19s
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\678bfbf5d73d6cf38532e11b11dbed17668d94711e2e2ea27311dd46490201b7.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\678bfbf5d73d6cf38532e11b11dbed17668d94711e2e2ea27311dd46490201b7.exe
"C:\Users\Admin\AppData\Local\Temp\678bfbf5d73d6cf38532e11b11dbed17668d94711e2e2ea27311dd46490201b7.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/1096-60-0x0000000075DA1000-0x0000000075DA3000-memory.dmp
memory/2040-61-0x0000000000000000-mapping.dmp
memory/1944-62-0x0000000000000000-mapping.dmp
memory/1592-63-0x0000000000000000-mapping.dmp
memory/1576-64-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2021-04-27 05:22
Reported
2021-04-27 05:25
Platform
win10v20210410
Max time kernel
12s
Max time network
112s
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\678bfbf5d73d6cf38532e11b11dbed17668d94711e2e2ea27311dd46490201b7.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\678bfbf5d73d6cf38532e11b11dbed17668d94711e2e2ea27311dd46490201b7.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\678bfbf5d73d6cf38532e11b11dbed17668d94711e2e2ea27311dd46490201b7.exe
"C:\Users\Admin\AppData\Local\Temp\678bfbf5d73d6cf38532e11b11dbed17668d94711e2e2ea27311dd46490201b7.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\cmd.exe
"C:\Windows\System32\cmd.exe" /c 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
Files
memory/1776-114-0x0000000000000000-mapping.dmp
memory/2324-115-0x0000000000000000-mapping.dmp
memory/2924-116-0x0000000000000000-mapping.dmp
memory/4068-117-0x0000000000000000-mapping.dmp