General

  • Target

    c7580bf5a887e8c31c50eaa13824a8a4_JaffaCakes118

  • Size

    771KB

  • Sample

    240828-wcfezayckf

  • MD5

    c7580bf5a887e8c31c50eaa13824a8a4

  • SHA1

    4ebc4eec2c42364cff827c98ca5c31429a27b8f2

  • SHA256

    4bc2729e5b788a1bcd5a448554a95f0cac8ade152b6afb4b4a62d9ecbba3610c

  • SHA512

    fa40cce471b26740816f129db1903ef14199af500f68f4d6670cdb390bc5d0f0718c66acbdefbedf7753dfd101f54342ea6672f8ab644ce9d762147fae8cfccf

  • SSDEEP

    12288:Hi8qmDnPyX8ylwhz8n4l7OUrYqYwYTtlNdUJIP0v/SQmZQawSvqr6yr6t/uNPT:CBeyXKx8n4IUrWtVQlyQOQR6yrw/ab

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.greenslr.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    LL$fdJK6

Targets

    • Target

      c7580bf5a887e8c31c50eaa13824a8a4_JaffaCakes118

    • Size

      771KB

    • MD5

      c7580bf5a887e8c31c50eaa13824a8a4

    • SHA1

      4ebc4eec2c42364cff827c98ca5c31429a27b8f2

    • SHA256

      4bc2729e5b788a1bcd5a448554a95f0cac8ade152b6afb4b4a62d9ecbba3610c

    • SHA512

      fa40cce471b26740816f129db1903ef14199af500f68f4d6670cdb390bc5d0f0718c66acbdefbedf7753dfd101f54342ea6672f8ab644ce9d762147fae8cfccf

    • SSDEEP

      12288:Hi8qmDnPyX8ylwhz8n4l7OUrYqYwYTtlNdUJIP0v/SQmZQawSvqr6yr6t/uNPT:CBeyXKx8n4IUrWtVQlyQOQR6yrw/ab

    • 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.

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks