General
-
Target
2024-06-08_75e5502bb97f5df9fca40e5eefe23095_virlock
-
Size
134KB
-
Sample
240608-nk2deaca95
-
MD5
75e5502bb97f5df9fca40e5eefe23095
-
SHA1
03190642d639255bb5a033f16fcd62205de29011
-
SHA256
41ed7a415ca3c3bbc622bdf19ddc2b58582ca7a827492ed38bc4b8c49e70d8b1
-
SHA512
071a2eb97038e19d36712058d993e14ff11fbacdce2efe81435057a606b3d16dad4685d52fa4d89dab57839ed0e2c1429136c681d1746592fed7433d8e51de79
-
SSDEEP
3072:sgbLpEg0Va4UZUSwJHNlkOsqWGP9xtKVA8P9Hdkq0c0LRudpSuTaqQf5GVd:BDx2upBM5GVd
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-08_75e5502bb97f5df9fca40e5eefe23095_virlock.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-08_75e5502bb97f5df9fca40e5eefe23095_virlock.exe
Resource
win10v2004-20240226-en
Malware Config
Targets
-
-
Target
2024-06-08_75e5502bb97f5df9fca40e5eefe23095_virlock
-
Size
134KB
-
MD5
75e5502bb97f5df9fca40e5eefe23095
-
SHA1
03190642d639255bb5a033f16fcd62205de29011
-
SHA256
41ed7a415ca3c3bbc622bdf19ddc2b58582ca7a827492ed38bc4b8c49e70d8b1
-
SHA512
071a2eb97038e19d36712058d993e14ff11fbacdce2efe81435057a606b3d16dad4685d52fa4d89dab57839ed0e2c1429136c681d1746592fed7433d8e51de79
-
SSDEEP
3072:sgbLpEg0Va4UZUSwJHNlkOsqWGP9xtKVA8P9Hdkq0c0LRudpSuTaqQf5GVd:BDx2upBM5GVd
Score10/10-
Modifies visibility of file extensions in Explorer
-
Renames multiple (63) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Adds Run key to start application
-
Drops file in System32 directory
-
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1