General
-
Target
2025-05-19_1c7d40110574a8de38dd7436a05d9a6d_elex_virlock
-
Size
2.4MB
-
Sample
250519-p6m9cagl61
-
MD5
1c7d40110574a8de38dd7436a05d9a6d
-
SHA1
424a3e1d87497adeb9f82dac0a9fcbd4c7ce3772
-
SHA256
818ce646e5b49891cb18b99d193f0a511591747f257a26a2844adb041fa2cb78
-
SHA512
2b5a78966b5da6a2aad6bb23d07e065716b8a42e1d98ae4736746d014cf9a52c9ad10bd4cb6489c6758002373323a318694b9e531015a608b245ba06ab7d868b
-
SSDEEP
49152:XDn7D0lsZbrIg78fgd1EdiKCVstoGO+/s0p:Tv8jfgdAiKCut8Up
Static task
static1
Behavioral task
behavioral1
Sample
2025-05-19_1c7d40110574a8de38dd7436a05d9a6d_elex_virlock.exe
Resource
win10v2004-20250502-en
Malware Config
Targets
-
-
Target
2025-05-19_1c7d40110574a8de38dd7436a05d9a6d_elex_virlock
-
Size
2.4MB
-
MD5
1c7d40110574a8de38dd7436a05d9a6d
-
SHA1
424a3e1d87497adeb9f82dac0a9fcbd4c7ce3772
-
SHA256
818ce646e5b49891cb18b99d193f0a511591747f257a26a2844adb041fa2cb78
-
SHA512
2b5a78966b5da6a2aad6bb23d07e065716b8a42e1d98ae4736746d014cf9a52c9ad10bd4cb6489c6758002373323a318694b9e531015a608b245ba06ab7d868b
-
SSDEEP
49152:XDn7D0lsZbrIg78fgd1EdiKCVstoGO+/s0p:Tv8jfgdAiKCut8Up
-
Modifies visibility of file extensions in Explorer
-
UAC bypass
-
Renames multiple (77) 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
-
Adds Run key to start application
-
Drops file in System32 directory
-
MITRE ATT&CK Enterprise v16
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