General

  • Target

    26092024_0338_25092024_DOC.rar

  • Size

    606KB

  • Sample

    240926-d7dwhsvhnk

  • MD5

    83cd759a0490655a9824076dc3611339

  • SHA1

    73b81897833bd21d99a743ab82d7ba44e9968506

  • SHA256

    6378bc24c53c4833869f79345c6fc69a1bab60f8b038fc4a6b15d3a0fbd2b534

  • SHA512

    2a08767d7aac8f94a3d0550f9aa2f7e9445e4327afeb5470027cd1752fd87e64f92dccc2ae385fefff4ae221e607a25af14a3c969d54fa9a9eab85fe034d1446

  • SSDEEP

    12288:BOVwSsmLtJewQCwhUtWFTS9J0oJnV8+LcpXrY22h9FktNd+AsHUM1KS1l:iLt0/dheWFMGoJnV8NlZQ+wATM1KS1l

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.apexrnun.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    dU*wU0)yR;?4q|-#

Targets

    • Target

      ZXscQQ9xOnwb76m.exe

    • Size

      657KB

    • MD5

      8fa1eba5ff8f18b3b356c563b84a7d0e

    • SHA1

      c4eb24fea889e1f46415996b01b180b60a80c116

    • SHA256

      d2c572620387664910999bfc882aad621a21c28eef0adc4991c41c33a530e4cf

    • SHA512

      040d50c66a54ae462c854623bd9b208227f5300413598efde7b69a21f4f6cae67410bcfe628cb89286a6b7819566c920101bb832d2adef114638e09a1ec523c8

    • SSDEEP

      12288:1J+LwlI6WulHGj0EuIcpZTyfsai9GaorZX0Xodx6d9Kmlt4t8Y/n2aS7Azp3b3m6:fIlul0Hufe/iHalsTHf7Azp3SaeByIU5

    • 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