Overview

overview

10

Static

static

3

st.exe

windows7-x64

10

st.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    st.exe
  • Size 146KB
  • Sample240822-fsj54azdph
  • SHA256 609ff8ec6dfdf73827b343e09ee5bae9293f6ecdc93d1d27769741b9ef59bc3b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xwormdiscoveryexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • 5.0

C2

  • 79.110.49.169:18455

Mutex

  • ZIfbeNJG6quCBPAv

Attributes
  • install_file

    USB.exe

  • telegram

    https://api.telegram.org/bot7421823310:AAEo0H5R-L0KBdNpY4xJ8pNNVrrR1MhBvhY/sendMessage?chat_id=1471391647

aes.plain

Targets

    • Target
      st.exe
    • Size 146KB
    • SHA256 609ff8ec6dfdf73827b343e09ee5bae9293f6ecdc93d1d27769741b9ef59bc3b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    xwormdiscoveryexecutionpersistencerattrojan

    • 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

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks