Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
General
-
Target
2024-10-21_850c1b830c281317b36092829da882e9_virlock
-
Size
591KB
-
Sample
241021-bw7ckstdkl
-
MD5
850c1b830c281317b36092829da882e9
-
SHA1
d6ab9d0b32a260bf85b1535a3ba0a4b477f1a42b
-
SHA256
5d7f329132a3bec31d47e7a87b9a0fc61df5602a872dbcd93ceb8bf341e46ef2
-
SHA512
9e060f7fbba59893fcc55438b46b9318ec9433aa989ea949874bea529250527dc295a66a9aba92730f1a37cf7aa8ce1d9034969cb78abd55532060124bfffca8
-
SSDEEP
12288:BKNyV0V4WD9PhoH5HUjBl5ons6mKM9le6QArU:EywPhoZmBlUB+le6s
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-21_850c1b830c281317b36092829da882e9_virlock.exe
Resource
win7-20240903-en
Malware Config
Targets
-
-
Target
2024-10-21_850c1b830c281317b36092829da882e9_virlock
-
Size
591KB
-
MD5
850c1b830c281317b36092829da882e9
-
SHA1
d6ab9d0b32a260bf85b1535a3ba0a4b477f1a42b
-
SHA256
5d7f329132a3bec31d47e7a87b9a0fc61df5602a872dbcd93ceb8bf341e46ef2
-
SHA512
9e060f7fbba59893fcc55438b46b9318ec9433aa989ea949874bea529250527dc295a66a9aba92730f1a37cf7aa8ce1d9034969cb78abd55532060124bfffca8
-
SSDEEP
12288:BKNyV0V4WD9PhoH5HUjBl5ons6mKM9le6QArU:EywPhoZmBlUB+le6s
-
Modifies visibility of file extensions in Explorer
-
Renames multiple (57) 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
-
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
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
4Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1