General

  • Target
    02112026_1416_01112026_0031230492.pdf{-121kb}.js.tar
  • Size 14KB
  • Sample261102-rlcm8awz2m
  • SHA256 55474e60af0c003ac0b89dbe9409cd22f433b20ee8853081d3d4f5a2397cbf11
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 039489023.duckdns.org:8808

Mutex
  • bMEsJ0drggdUtUjR

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      0031230492.pdf{-121kb}.js
    • Size 12KB
    • SHA256 b56f0e17c790eceba2dc707d9f983bb8caf265a68205b0eb2cca7410e4fc4a64
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Detects DonutLoader

    • Family: DonutLoader

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

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Registers new Windows logon scripts automatically executed at logon.

    • Deobfuscate/Decode Files or Information

      Payload decoded via CertUtil.

    • Executes a VBScript file via the Windows Script Host.

MITRE ATT&CK Enterprise v16

Tasks