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General

  • Target

    cbeb517b53913ab39c8ba111dd5a3207.bin

  • Size

    636KB

  • Sample

    240707-ec8m3sshnl

  • MD5

    27b23815642f812b7f9e33b032696021

  • SHA1

    11213a0d0d83c0e19726b05a6a5b3ee6a1f6434e

  • SHA256

    9370f87a2e177c866b0c2a5a62b8dca4ccf19188e0ba05843aed40c95a4d462e

  • SHA512

    5c821ad43703918c3d9a453254fb0c4cd20ec9d61674e0435ee876f4794f77630c15bae35d9f59e568d9744989daf6c7abb5e6c1e9a227bb2f6685d9160a7f13

  • SSDEEP

    12288:jGf3y173Uy/s6ECH4neCZtE5TUrQ8+yGllSUwEWVfrbUSHTBV5T:2C17zU6EMUxZtE5YQFyGllS9LVf3L5T

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.commtechtrading.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ;elP@ho2Np 7[

Targets

    • Target

      2a005539d78a0c685832affb3bfbfba01de751fa8b6cdf02becddabfc89b9029.exe

    • Size

      662KB

    • MD5

      cbeb517b53913ab39c8ba111dd5a3207

    • SHA1

      23779925ad3e8f1f0406de5163b4dc3664cda102

    • SHA256

      2a005539d78a0c685832affb3bfbfba01de751fa8b6cdf02becddabfc89b9029

    • SHA512

      71d8c31aff81c29f57f8d3d14bda47043b49d06b969bb2cfec6c88af37161c0d786dd8b47bb037ae163f1332dcd0659031d7ed5205818e8e76122d0802057f67

    • SSDEEP

      12288:1FLofC1PyEWOwMH+O21d3Z7Ja5GMJPyDPXnq8LczaEeNBKLYs65cJde6t4Wcm7:1FZ19WOwMeV9IzJqDP3PLczKBKk3wdeW

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks