Overview

overview

10

Static

static

1

proceso.vbs

windows10-2004-x64

10

proceso.vbs

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    proceso.vbs
  • Size 137KB
  • Sample261005-vgetkazzbx
  • SHA256 66a76420bba2c68bd832f22b8af4f01061c1de5adb1828fc3dfa8cab24dcd49d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormdefense_evasiondiscoveryexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • 5.0

C2

  • medellin202156.duckdns.org:7777

Mutex

  • pLjLEBFnwxj0FXSY

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      proceso.vbs
    • Size 137KB
    • SHA256 66a76420bba2c68bd832f22b8af4f01061c1de5adb1828fc3dfa8cab24dcd49d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutionxwormpersistencerattrojan

    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Checks computer location settings

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

      defense_evasion

    • Executes a VBScript file via the Windows Script Host.

      execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks