General

  • Target
    thong bao hang den 20233_7758797443.scr.exe
  • Size 832KB
  • Sample240710-gh17assckc
  • SHA256 e99c78b791adc8b4b317e5c8a3a6666a5f62e29c8ebc6d19b3999d647f39a320
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.groupmt.vn

  • Port

    587

  • Password

    4j37SF2n8e

Targets

    • Target
      thong bao hang den 20233_7758797443.scr.exe
    • Size 832KB
    • SHA256 e99c78b791adc8b4b317e5c8a3a6666a5f62e29c8ebc6d19b3999d647f39a320
    • MD5 SHA1 SHA512 SSDEEP
    • 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