General

  • Target

    e0e7d67763efac156e039e3b9b8e4cf0e269109164788c4901f338f1399699ee.exe

  • Size

    655KB

  • Sample

    240830-ctq39asemd

  • MD5

    aacca9094766066dae0204d49d82a41c

  • SHA1

    68900a1335270912af181252b79142d1c4c56071

  • SHA256

    e0e7d67763efac156e039e3b9b8e4cf0e269109164788c4901f338f1399699ee

  • SHA512

    b374940572f4c4b0369945b1e9f739708c7cba6e46be57d566386f4afe8e8b5bfde4b2bcbe018ccf5c5313d40ca84e5572976d0f41e22597f87e31c356f9f025

  • SSDEEP

    12288:CVVuA82PzAnNdc2jiVZo99vlBArjpr03yx+rHp2v3:UuApwcfZs97A3pr0iSH

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Targets

    • Target

      e0e7d67763efac156e039e3b9b8e4cf0e269109164788c4901f338f1399699ee.exe

    • Size

      655KB

    • MD5

      aacca9094766066dae0204d49d82a41c

    • SHA1

      68900a1335270912af181252b79142d1c4c56071

    • SHA256

      e0e7d67763efac156e039e3b9b8e4cf0e269109164788c4901f338f1399699ee

    • SHA512

      b374940572f4c4b0369945b1e9f739708c7cba6e46be57d566386f4afe8e8b5bfde4b2bcbe018ccf5c5313d40ca84e5572976d0f41e22597f87e31c356f9f025

    • SSDEEP

      12288:CVVuA82PzAnNdc2jiVZo99vlBArjpr03yx+rHp2v3:UuApwcfZs97A3pr0iSH

    • AgentTesla

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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