General

  • Target

    PO_20248099-1.pdf.zip

  • Size

    611KB

  • Sample

    240926-qsy95azbkj

  • MD5

    91082accf8ae0b31c1ed27bc59283d77

  • SHA1

    c3964017f54b64090595bdb558aa9289f5bb83b7

  • SHA256

    4b5c120b54a87f2131606793bd35f1fa7ff73ed7059f8128c996bffd531839d1

  • SHA512

    53c59eebe17d91d242090f1a8bba75591c8e3da6b529ee60b85bf1b2b757992a0cdfb9f8e26db87225796532307b0b1803a075fb66ee6cf996ebe70c10882604

  • SSDEEP

    12288:/KMjNxdOB7fQAJ0KKuMMPKn9DwbNxoCOV+uvrM0rKt7HclnUhWbU3dPgU4Ih:h9W7fQ6MMWD8vuvNKtTclnUhhIch

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.haliza.com.my
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    JesusChrist007$

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.haliza.com.my
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    JesusChrist007$

Targets

    • Target

      PO_20248099-1.pdf.exe

    • Size

      669KB

    • MD5

      5d5b5ecc06b9058d0ec3199ed8617cfe

    • SHA1

      cbb1a95878e8a7a4ac09270a6dc7699c78996e28

    • SHA256

      0a58b574ccfb2898c4ee47a8dab29174c2193731573d4578b7b5ff83ad1196d6

    • SHA512

      9044d553f7ce2e00fb15bd718065c6ba1e94162b74dfde65a69ee472712866b287ccd26b52777d744edc34b2c2fa465645cb99f3b45da1e544f122acb372ca37

    • SSDEEP

      12288:3dPwqNxtOB37QmJauif0txmkuhIak+eBn7Hxz0Kt0rAt7HclhUhlru4TscPm:6OW37QVf0PRu9Qndz0hAtTclhUhldsc+

    • AgentTesla

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

    • 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.

    • 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