Overview

overview

10

Static

static

10

c3ea7a64dd...13.exe

windows7-x64

10

c3ea7a64dd...13.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe
  • Size 69KB
  • Sample240605-clvfpsca32
  • SHA256 c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • 3.1

C2

  • daddy.linkpc.net:7000

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

  • telegram

    https://api.telegram.org/bot6659084379:AAHwYx_m5LGEEADvQo2F9Q3CbvJIfs0Hh7o/sendMessage?chat_id=5457636267

Targets

    • Target
      c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213.exe
    • Size 69KB
    • SHA256 c3ea7a64dd0e6d1888a6403e38f300d30c55340e55d9e76741e42fd3ec689213
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    xwormexecutionpersistencerattrojan

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects executables using Telegram Chat Bot

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks