General

  • Target

    proforma invoice.exe

  • Size

    691KB

  • Sample

    230628-k8fvtsgh42

  • MD5

    636857b6931eee103be220c79dc4b750

  • SHA1

    e06e78f031687a8b8999360edff3702217463a36

  • SHA256

    a66814d509d2386f2dcff674de026b092a29bb4851710954496fe95fb2df8356

  • SHA512

    1c2389e31f64af40cfb15d7d4a8986aaee554a57f4c8c4354657da11d2c7e11cb1bbe31e44ca090aab030639000a132b39360c91dcd2819236e343e302f0190e

  • SSDEEP

    12288:gcj6Bzc0WmTY+Gt4zvz8e77ZxEs0kngw3ZKjcTFjeAEIelM3abDy9Cp:1kQlmEt28evcbkgCZK4TFqLliabOCp

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      proforma invoice.exe

    • Size

      691KB

    • MD5

      636857b6931eee103be220c79dc4b750

    • SHA1

      e06e78f031687a8b8999360edff3702217463a36

    • SHA256

      a66814d509d2386f2dcff674de026b092a29bb4851710954496fe95fb2df8356

    • SHA512

      1c2389e31f64af40cfb15d7d4a8986aaee554a57f4c8c4354657da11d2c7e11cb1bbe31e44ca090aab030639000a132b39360c91dcd2819236e343e302f0190e

    • SSDEEP

      12288:gcj6Bzc0WmTY+Gt4zvz8e77ZxEs0kngw3ZKjcTFjeAEIelM3abDy9Cp:1kQlmEt28evcbkgCZK4TFqLliabOCp

    • AgentTesla

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

    • 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

    • 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 v6

Tasks