General

  • Target

    df5f7665dd7143e8b03934ce0cb6bda8_JaffaCakes118

  • Size

    543KB

  • Sample

    240914-dj287svapb

  • MD5

    df5f7665dd7143e8b03934ce0cb6bda8

  • SHA1

    6095e3e8b00ce98364584d20a700fefa7963167d

  • SHA256

    f03aa3254a964c676c99d1b2e96ef0e84d4c81e3b0885debf8e49f731c3d4779

  • SHA512

    e844f49f4e1d00cc52f14113552a8d33c595db3aaddcf81c6374a449ee14a46f2efa13290f09f3136636a2a06eb49a55a6aa56f9dee86170746a9d8a8be143d4

  • SSDEEP

    12288:W07VNnviSv2zv1gDkpaoHsrfANWGEbDnMp3Tq4pH6lEPK:WKVFC2IaFrfAgGEXnM5vHGEP

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      df5f7665dd7143e8b03934ce0cb6bda8_JaffaCakes118

    • Size

      543KB

    • MD5

      df5f7665dd7143e8b03934ce0cb6bda8

    • SHA1

      6095e3e8b00ce98364584d20a700fefa7963167d

    • SHA256

      f03aa3254a964c676c99d1b2e96ef0e84d4c81e3b0885debf8e49f731c3d4779

    • SHA512

      e844f49f4e1d00cc52f14113552a8d33c595db3aaddcf81c6374a449ee14a46f2efa13290f09f3136636a2a06eb49a55a6aa56f9dee86170746a9d8a8be143d4

    • SSDEEP

      12288:W07VNnviSv2zv1gDkpaoHsrfANWGEbDnMp3Tq4pH6lEPK:WKVFC2IaFrfAgGEXnM5vHGEP

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • 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