Analysis Overview
SHA256
5ea6a1afc900ff3765b3838827e024e324e5180a7674fd1bf59c02425db1a745
Threat Level: Known bad
The file 1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.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 WriteProcessMemory
Interacts with shadow copies
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-05-11 01:17
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2021-05-11 01:17
Reported
2021-05-11 01:20
Platform
win7v20210410
Max time kernel
6s
Max time network
13s
Command Line
Signatures
Babuk Locker
Deletes shadow copies
Modifies extensions of user files
| Description | Indicator | Process | Target |
| File renamed | C:\Users\Admin\Pictures\SelectCheckpoint.crw => C:\Users\Admin\Pictures\SelectCheckpoint.crw.babyk | C:\Users\Admin\AppData\Local\Temp\1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\SelectCheckpoint.crw.babyk | C:\Users\Admin\AppData\Local\Temp\1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.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\1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.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\1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.exe
"C:\Users\Admin\AppData\Local\Temp\1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.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/1200-60-0x00000000768B1000-0x00000000768B3000-memory.dmp
memory/1188-61-0x0000000000000000-mapping.dmp
memory/1060-62-0x0000000000000000-mapping.dmp
memory/1644-63-0x0000000000000000-mapping.dmp
memory/1284-64-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2021-05-11 01:17
Reported
2021-05-11 01:20
Platform
win10v20210410
Max time kernel
15s
Max time network
113s
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\1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.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\1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.exe
"C:\Users\Admin\AppData\Local\Temp\1f2edda243404918b78aa6123aa1fc5b18dd9506e4042c7a1547b565334527e1.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/1032-114-0x0000000000000000-mapping.dmp
memory/2612-115-0x0000000000000000-mapping.dmp
memory/4004-116-0x0000000000000000-mapping.dmp
memory/692-117-0x0000000000000000-mapping.dmp