Overview

overview

10

Static

static

10

Expensive 3.1.exe

windows7-x64

10

Expensive 3.1.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    Expensive 3.1.exe
  • Size 60KB
  • Sample240526-sym56abc2w
  • SHA256 eb75a771291082654ce1c0ef9feb1bf6cd30da8b85b1e342df0bd3b9af35a3b8
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

C2

  • loss-winners.gl.at.ply.gg:61007

Attributes
  • Install_directory

    %AppData%

  • install_file

    Expensive 3.1.exe

Targets

    • Target
      Expensive 3.1.exe
    • Size 60KB
    • SHA256 eb75a771291082654ce1c0ef9feb1bf6cd30da8b85b1e342df0bd3b9af35a3b8
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    xwormexecutionpersistencerattrojan

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks