General

  • Target

    941559a78b6e1caf39212048e7f62723e5f283d1942858cc07a339d6d6b24362.exe

  • Size

    956KB

  • Sample

    241122-dfmz4stjay

  • MD5

    1779ee90e122ebe86f1bddc4ec06440d

  • SHA1

    e8842b83a180e7589e366bd61b08f59a87a71734

  • SHA256

    941559a78b6e1caf39212048e7f62723e5f283d1942858cc07a339d6d6b24362

  • SHA512

    a5b84316604b0728cf6cd29409f68a9b4b41b8437bf39ead5bac4ba7806339adeabd848c352a7b90be6bfbf57c709a3a1636ea2f0d655c0cce6b2f95e4c9faaf

  • SSDEEP

    12288:/csCELA+12Hd5lpvS36pDfi/xN3xIZrzfBVzxWWKy5siBjVE4wPLXkYVx5OjuRZx:0zf/zxWu5zW4wjkTuRZOVFuxztsrG

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Targets

    • Target

      941559a78b6e1caf39212048e7f62723e5f283d1942858cc07a339d6d6b24362.exe

    • Size

      956KB

    • MD5

      1779ee90e122ebe86f1bddc4ec06440d

    • SHA1

      e8842b83a180e7589e366bd61b08f59a87a71734

    • SHA256

      941559a78b6e1caf39212048e7f62723e5f283d1942858cc07a339d6d6b24362

    • SHA512

      a5b84316604b0728cf6cd29409f68a9b4b41b8437bf39ead5bac4ba7806339adeabd848c352a7b90be6bfbf57c709a3a1636ea2f0d655c0cce6b2f95e4c9faaf

    • SSDEEP

      12288:/csCELA+12Hd5lpvS36pDfi/xN3xIZrzfBVzxWWKy5siBjVE4wPLXkYVx5OjuRZx:0zf/zxWu5zW4wjkTuRZOVFuxztsrG

    • AgentTesla

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

    • Agenttesla family

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • 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.

    • 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