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General

  • Target

    c5e436daea517264f270beba101c5d2ae9d9b25a72c8c4ed049239ecddb7fcc8

  • Size

    975KB

  • Sample

    240620-cqek2stblh

  • MD5

    fb037c0e0a26a6399cc3c22f24d819db

  • SHA1

    9da8dfc260523640c23d77bd37cc012af7275e09

  • SHA256

    c5e436daea517264f270beba101c5d2ae9d9b25a72c8c4ed049239ecddb7fcc8

  • SHA512

    a23fc689ca44c46ebc78eaf39dfbe4aac5b366cffe0b43cfbf2214f02a67c19b8a9977b5cf1d5bb1374fca9f335245a7742907f58a152008dbc0de941fd1f62e

  • SSDEEP

    24576:hbtQQlz5uaQ9pOXsSdsSSd6MsxpnmhB4nYJ/Z:hbN1EjpOXsksSbfdYL

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      c5e436daea517264f270beba101c5d2ae9d9b25a72c8c4ed049239ecddb7fcc8

    • Size

      975KB

    • MD5

      fb037c0e0a26a6399cc3c22f24d819db

    • SHA1

      9da8dfc260523640c23d77bd37cc012af7275e09

    • SHA256

      c5e436daea517264f270beba101c5d2ae9d9b25a72c8c4ed049239ecddb7fcc8

    • SHA512

      a23fc689ca44c46ebc78eaf39dfbe4aac5b366cffe0b43cfbf2214f02a67c19b8a9977b5cf1d5bb1374fca9f335245a7742907f58a152008dbc0de941fd1f62e

    • SSDEEP

      24576:hbtQQlz5uaQ9pOXsSdsSSd6MsxpnmhB4nYJ/Z:hbN1EjpOXsksSbfdYL

    • 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.

    • 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