Overview

overview

10

Static

static

3

aa940c1b4d...7d.exe

windows10-2004-x64

10

aa940c1b4d...7d.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    aa940c1b4d36e35870b5f400f63f3b86e9804043f447a06b372efc54a6ead17d.exe
  • Size 750KB
  • Sample260720-e11blshw3y
  • SHA256 aa940c1b4d36e35870b5f400f63f3b86e9804043f447a06b372efc54a6ead17d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormdiscoveryexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • XWorm V7.1

C2

  • 84.38.129.122:443

Attributes
  • Install_directory

    %AppData%

  • install_file

    bin.exe

Targets

    • Target
      aa940c1b4d36e35870b5f400f63f3b86e9804043f447a06b372efc54a6ead17d.exe
    • Size 750KB
    • SHA256 aa940c1b4d36e35870b5f400f63f3b86e9804043f447a06b372efc54a6ead17d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutionxwormpersistencerattrojan

    • Detect Xworm Payload

    • Family: 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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks