General
-
Target
2024-10-06_df6880ab807ea16c3535ed77ba2a0962_virlock
-
Size
254KB
-
Sample
241006-hat9fsvblk
-
MD5
df6880ab807ea16c3535ed77ba2a0962
-
SHA1
18d38f387f721458f525c8b887b7ed98af754bed
-
SHA256
d7d1b9d40367112eb66e1912cc652f321416c616e73f6c59e3b91ef8ed8388fd
-
SHA512
38aa51c2f98b1f72bffd1f04d4aad2fbc61e240c8179ea54adfb81f8acfe04dfb0c8dc39ac2034d6fae6f598e2356c0bbb2d7699a4f8a25666b0dfb550d37584
-
SSDEEP
6144:9ZdpHfvbXaYl5CLMZjtm9MvzCOyfhiwWS:9Zm+qAUEG
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-06_df6880ab807ea16c3535ed77ba2a0962_virlock.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
2024-10-06_df6880ab807ea16c3535ed77ba2a0962_virlock.exe
Resource
win10v2004-20240802-en
Malware Config
Targets
-
-
Target
2024-10-06_df6880ab807ea16c3535ed77ba2a0962_virlock
-
Size
254KB
-
MD5
df6880ab807ea16c3535ed77ba2a0962
-
SHA1
18d38f387f721458f525c8b887b7ed98af754bed
-
SHA256
d7d1b9d40367112eb66e1912cc652f321416c616e73f6c59e3b91ef8ed8388fd
-
SHA512
38aa51c2f98b1f72bffd1f04d4aad2fbc61e240c8179ea54adfb81f8acfe04dfb0c8dc39ac2034d6fae6f598e2356c0bbb2d7699a4f8a25666b0dfb550d37584
-
SSDEEP
6144:9ZdpHfvbXaYl5CLMZjtm9MvzCOyfhiwWS:9Zm+qAUEG
-
Modifies visibility of file extensions in Explorer
-
Renames multiple (80) 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
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