Resubmissions

28/06/2026, 12:49

260628-p2bdzshs7w10

30/08/2024, 22:57

240830-2xebas1gnj10

10/06/2024, 18:06

240610-wp1axawajr10

General

  • Target
    Nexus Release V1.3.exe
  • Size 33.1MB
  • Sample240830-2xebas1gnj
  • SHA256 9422644a39273f689b2bcfa94551a4bc4815ed9c2efc4871367449051fc7f3a5
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

C2
  • 91.92.241.69:5555

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    Windows Runtime.exe

Targets

    • Target
      Nexus Release V1.3.exe
    • Size 33.1MB
    • SHA256 9422644a39273f689b2bcfa94551a4bc4815ed9c2efc4871367449051fc7f3a5
    • MD5 SHA1 SHA512 SSDEEP
    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

MITRE ATT&CK Enterprise v15

Tasks