General

  • Target
    RFQ ARL6100226FF.bat
  • Size 92KB
  • Sample260223-ktflhsbw4f
  • SHA256 bfe654871546beefc5b379d95a582716abbf505ecb1867f185b60dc257a0d4b4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • XWorm V6.4

C2
  • 204.10.160.190:7003

Mutex
  • Cqu1F0NxohroKG5U

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      RFQ ARL6100226FF.bat
    • Size 92KB
    • SHA256 bfe654871546beefc5b379d95a582716abbf505ecb1867f185b60dc257a0d4b4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Detects DonutLoader

    • DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Donutloader family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v16

Tasks