General

  • Target

    cbe1665218f10ee29b69e3b6b16a7d5e_JaffaCakes118

  • Size

    693KB

  • Sample

    240830-3nxxqatbqr

  • MD5

    cbe1665218f10ee29b69e3b6b16a7d5e

  • SHA1

    8fe453e0a55238a229caaf05758e903d1c381ccc

  • SHA256

    06612ebe7c954c24998fe20413c5baad39f85d234dab8204ed37af767b5bf38c

  • SHA512

    2160fbef2cbd0f1dbedec82224a79af8be5ae5f7959aa0c73a851840f8070fa1be3480fa24997a919cbe7cf340608949f9ec42970d2530b85a95c9ff7f03c33d

  • SSDEEP

    12288:P9oAFkhcBwNDGGuOIXqZ6bsGVF0iABXzY0KpjIZUf6AvqfvxXFNqca3:VoukiKBZ3GVF0iABjYFp+U9v0FFNqca3

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    sirohms442037

Targets

    • Target

      cbe1665218f10ee29b69e3b6b16a7d5e_JaffaCakes118

    • Size

      693KB

    • MD5

      cbe1665218f10ee29b69e3b6b16a7d5e

    • SHA1

      8fe453e0a55238a229caaf05758e903d1c381ccc

    • SHA256

      06612ebe7c954c24998fe20413c5baad39f85d234dab8204ed37af767b5bf38c

    • SHA512

      2160fbef2cbd0f1dbedec82224a79af8be5ae5f7959aa0c73a851840f8070fa1be3480fa24997a919cbe7cf340608949f9ec42970d2530b85a95c9ff7f03c33d

    • SSDEEP

      12288:P9oAFkhcBwNDGGuOIXqZ6bsGVF0iABXzY0KpjIZUf6AvqfvxXFNqca3:VoukiKBZ3GVF0iABjYFp+U9v0FFNqca3

    • 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

    • Adds Run key to start application

    • 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