General

  • Target

    Shipping documents SST2112-250.exe

  • Size

    611KB

  • Sample

    231012-qtcshsbh7v

  • MD5

    c28f3e323b05bb9f9cf6f72b8b351cd1

  • SHA1

    e1ada7f484af70b5b1d015b0a5e980f2145da995

  • SHA256

    e75bb7380b7386458dfd803bfeab63228ff0e3d27121db683675458f2affbe10

  • SHA512

    ca7474a06a7138d0fce467358c5bd4c054a43a69ae49cdfd16f26685a6336a37cffa2a9cd0d8fe63f45d84d2f7bb3d713b3da6625c33bd80c2192116a4c799f9

  • SSDEEP

    12288:QF8qz6mCW54ReWc/lLsegNd2Pp3iipMPe7iyTEB:QF8qzFCW54RjKlLseg3e9psP

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Shipping documents SST2112-250.exe

    • Size

      611KB

    • MD5

      c28f3e323b05bb9f9cf6f72b8b351cd1

    • SHA1

      e1ada7f484af70b5b1d015b0a5e980f2145da995

    • SHA256

      e75bb7380b7386458dfd803bfeab63228ff0e3d27121db683675458f2affbe10

    • SHA512

      ca7474a06a7138d0fce467358c5bd4c054a43a69ae49cdfd16f26685a6336a37cffa2a9cd0d8fe63f45d84d2f7bb3d713b3da6625c33bd80c2192116a4c799f9

    • SSDEEP

      12288:QF8qz6mCW54ReWc/lLsegNd2Pp3iipMPe7iyTEB:QF8qzFCW54RjKlLseg3e9psP

    • AgentTesla

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

    • Checks computer location settings

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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