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General

  • Target

    622314078d28b0207d233d56ffd54de12e588cc1f2f430c081a8a984b3362069.rar

  • Size

    683KB

  • Sample

    240601-wqhggsbb69

  • MD5

    5741cc7685328d06ed0a50a4282224eb

  • SHA1

    dd5971bb20a9d3974d451a897bb9469b8e4f049f

  • SHA256

    622314078d28b0207d233d56ffd54de12e588cc1f2f430c081a8a984b3362069

  • SHA512

    c4cd2d8aa23c9cc733615a04b11a842a6a658261994e693ec9451913c5c1c93401262fe0a32df5643bdac495db39ca6340d5c7f23ed069e8401911f87acb0361

  • SSDEEP

    12288:mUoKguqoUoHpbtG5D3YdaIt1VSBndIeTg9MOjIZORpzooo9klz:lgvomDIkItcTgWOjI4TTlz

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.formosabag.co.id
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @2022exim02^^**

Targets

    • Target

      PO00211.exe

    • Size

      717KB

    • MD5

      a4d4780d7703925eff77e36e2485b5f6

    • SHA1

      b61654691da57abecd6a4a1fe937a0cb3d51926a

    • SHA256

      fffe301ce73fde6ee8c35f49fa5045ba25c37d433d657f885e10aae3c1c2b4c3

    • SHA512

      43ffd31603200dcf8277851be8a40cc8bb2314c3e5815ca2805a8c0c05af259578e5cdaaf7551481b6641574f0927ba3cd1717fed456fffcc7eeb714a49498e8

    • SSDEEP

      12288:LPOAef9Bz9TsGVtslqGunI1pj5esrZv/3v1VWCcbl3CisyCY2nBr2nLTMO+hg3kR:qhAlqGj9xZvPNEHhSi/u2nLT6hgi

    • 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