General

  • Target
    Bdf.exe
  • Size 691KB
  • Sample220518-q7h7fsaee2
  • SHA256 839fe50643326105b4a44193db365e347eebdb98fd9cbdb22b26fb64589605a7
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot5160342877:AAG7aI_cOY3UzpErIEUdfVUJMJszvGYLIiI/sendDocument

Targets

    • Target
      Bdf.exe
    • Size 691KB
    • SHA256 839fe50643326105b4a44193db365e347eebdb98fd9cbdb22b26fb64589605a7
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks