General

  • Target
    Loader_Prem_Slayed-cleaned.exe
  • Size 462KB
  • Sample260308-qvphpsf13p
  • SHA256 175a7e9453deed31e1c98273bfc3c44128ec2a550568f328069658cb4ff7dd04
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • uz8vz5cpm6.localto.net:5741

Mutex
  • T0D9a1x7dIxsj79b

Attributes
  • Install_directory

    %AppData%

  • install_file

    dllhosts.exe

  • localhost

    127.0.0.1

aes.plain

Targets

    • Target
      Loader_Prem_Slayed-cleaned.exe
    • Size 462KB
    • SHA256 175a7e9453deed31e1c98273bfc3c44128ec2a550568f328069658cb4ff7dd04
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • 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.

    • 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

Tasks