General
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/MasonGroup/SvcinjCrypter
Resource
win10v2004-20250217-en
28 signatures
600 seconds
Behavioral task
behavioral2
Sample
https://github.com/MasonGroup/SvcinjCrypter
Resource
win10ltsc2021-20250217-en
8 signatures
600 seconds
Malware Config
Extracted
Family
xworm
Attributes
-
install_file
MasonUSB.exe
Targets
-
-
Target
https://github.com/MasonGroup/SvcinjCrypter
-
Detect Xworm Payload
-
Modifies visiblity of hidden/system files in Explorer
-
Xworm family
-
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Uses the VBS compiler for execution
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Legitimate hosting services abused for malware hosting/C2
-
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2