General

  • Target
    00f9985ce5ead924571059504e5e0f699dc55013da6969752da86eaae8c396a6.exe
  • Size 433KB
  • Sample240613-bcvvfayapg
  • SHA256 00f9985ce5ead924571059504e5e0f699dc55013da6969752da86eaae8c396a6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    webmail.mado.com.tr

  • Port

    587

  • Password

    **Mado1245??

Extracted

Family
  • agenttesla

Credentials

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 178.215.236.251:717

Mutex
  • 0AVeWj1eTvHM3Un2

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

  • telegram

    https://api.telegram.org/bot5987023205:AAFlvwKv3zD3wQ2CQAewIB6uU95uBQ25ip0/sendMessage?chat_id=5202962680

aes.plain

Targets

    • Target
      00f9985ce5ead924571059504e5e0f699dc55013da6969752da86eaae8c396a6.exe
    • Size 433KB
    • SHA256 00f9985ce5ead924571059504e5e0f699dc55013da6969752da86eaae8c396a6
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects executables containing URLs to raw contents of a Github gist

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Detects executables using Telegram Chat Bot

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks