General

  • Target

    https://cdn.discordapp.com/attachments/1301997451787636836/1332431194129961050/svchost.rar?ex=6795e380&is=67949200&hm=41a82d7a2ca2df9b24f69c7eaba51d5699d4536bad94fa6a1bcb4b84e060768e&

  • Sample

    250125-pbjmnstlhr

Malware Config

Extracted

Family

xworm

Version

3.0

Mutex

DxjlFF3yhb2dInDl

Attributes
  • Install_directory

    %Public%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/pv132qGS

aes.plain

Targets

    • Target

      https://cdn.discordapp.com/attachments/1301997451787636836/1332431194129961050/svchost.rar?ex=6795e380&is=67949200&hm=41a82d7a2ca2df9b24f69c7eaba51d5699d4536bad94fa6a1bcb4b84e060768e&

    • 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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks