General

  • Target

    a661b9a788590a65cbc7156fc775e035361f7481f927165e583efb1ccb483cc4.7z

  • Size

    716KB

  • Sample

    240924-l5xjvatfnf

  • MD5

    e2606c778d582aa42a9715365f7b5fad

  • SHA1

    8b71d4bf2d2e440362a0d16cade5cab653119260

  • SHA256

    a661b9a788590a65cbc7156fc775e035361f7481f927165e583efb1ccb483cc4

  • SHA512

    50e23dfecbcc3c4da8273cd7df209380e3f75e65e5ef4ae00bb7bfab36f4f771d9aa5b6ec681081c91ee82c2e14e6288f259ffc1f6c7bc6887c61dce95b0e581

  • SSDEEP

    12288:dQzlzmhfPl7sG3oHvKirPwl63H9qB359ST6etQge/tt8gnYyqBXG6fe9BAF2VtOx:dQNG3oHZElWzT6GQgitt8e1KDF2VtB/e

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Ningbo - Past Due Invoices.scr

    • Size

      826KB

    • MD5

      1b136a73f10f2b2b837c46161eceaba9

    • SHA1

      0bb6bfbd1a79432f03e1b51f697f664a628a5e90

    • SHA256

      7df1b33f35a3ca87f9242153c847cc0d8e1d45c7e3b5c5ecf9f23bddbf94b052

    • SHA512

      30a82ab4146edf04179f53dc0527baf9b7bb8c82288009cb6704c47ba1c735ca96a57206a739d209b7ed3615ae52847d2f4a0ec8b1e889d06b323051ee344e30

    • SSDEEP

      24576:wiHxlaIGgVnElx5T6GMgitt8p10uF2VtQ/2:wiHxlaHl/6GtitGf0uF2VtQ/2

    • 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.

    • 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