General
- Target arzhelper.exe
- Size 118KB
- Sample260718-aj5sjsdz7v
- SHA256 1b44f25c4d634420061598ec33ff690f252fd269aebba4d6a77028ec7f4e16e4
- MD5 9695d38e80f637bbcd0d8cddb94fbd41
- SHA1 3187c3ea6b623588285a8b46d4be34413a305a51
- SHA512 5a84dc6de8f8361779b5565b16722dd9ba1ecd7005b4aab80c3c7b37de32b9cd966f8336008e9e000ba6b17a491cdddccd482ac7ab5e6777f6e2a34b02fa0544
- SSDEEP 3072:4WR8+AGvTkF0bCvPA8iQ6OsD2gn2w2sLm6Ga8lk3vdG:443v4F0bCniQ13gLmAd
- TLSH T1AFC3CF68B7E50525F0FFBFB46CB13212DA35FB235803E64F68D515831627988CE41AEA
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Behavioral task
behavioral1
Sample
arzhelper.exe
Resource
win10v2004-20260513-en
15 signatures
150 seconds
Malware Config
Extracted
Family
-
xworm
Version
-
XWorm V5.6
C2
-
176.125.147.145:3765
-
176.125.147.145:3765:3765
Attributes
-
Install_directory
%LocalAppData%
-
install_file
svhost.exe
Targets
-
- Target arzhelper.exe
- Size 118KB
- SHA256 1b44f25c4d634420061598ec33ff690f252fd269aebba4d6a77028ec7f4e16e4
- MD5 9695d38e80f637bbcd0d8cddb94fbd41
- SHA1 3187c3ea6b623588285a8b46d4be34413a305a51
- SHA512 5a84dc6de8f8361779b5565b16722dd9ba1ecd7005b4aab80c3c7b37de32b9cd966f8336008e9e000ba6b17a491cdddccd482ac7ab5e6777f6e2a34b02fa0544
- SSDEEP 3072:4WR8+AGvTkF0bCvPA8iQ6OsD2gn2w2sLm6Ga8lk3vdG:443v4F0bCniQ13gLmAd
- TLSH T1AFC3CF68B7E50525F0FFBFB46CB13212DA35FB235803E64F68D515831627988CE41AEA
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
Detect Xworm Payload
-
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.
-
Drops startup file
-
Executes dropped EXE
-
Adds Run key to start application
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1