General

  • Target

    f76379bef1f2feef09b826584ba04abb_JaffaCakes118

  • Size

    1.6MB

  • Sample

    240926-c84ynatakj

  • MD5

    f76379bef1f2feef09b826584ba04abb

  • SHA1

    dd9bd8f293a94c30c186732bad507facdd0e7a55

  • SHA256

    e4ec15a1adf9b753e880d5675c798334c7ded36a2cadf8eccec5ef983999ef6b

  • SHA512

    520efc62184f1e2d1d14ef018f08dd69228d4d9146d2f3e24a9dcfe51b81ce837266e0254fd1cad696841a468a4cfb50f9836356b1ae3777cee060be42d870b7

  • SSDEEP

    24576:ru6J33O0c+JY5UZ+XC0kGso6FaQwvpzfZwbkMYlzcHGSsnvP5hU7cFFV7vTYDWY:Fu0c++OCvkGs9FaQ+h6ZiqsnvP3isHY

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.multichemgroup.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    xL55IOx}t97U

Targets

    • Target

      f76379bef1f2feef09b826584ba04abb_JaffaCakes118

    • Size

      1.6MB

    • MD5

      f76379bef1f2feef09b826584ba04abb

    • SHA1

      dd9bd8f293a94c30c186732bad507facdd0e7a55

    • SHA256

      e4ec15a1adf9b753e880d5675c798334c7ded36a2cadf8eccec5ef983999ef6b

    • SHA512

      520efc62184f1e2d1d14ef018f08dd69228d4d9146d2f3e24a9dcfe51b81ce837266e0254fd1cad696841a468a4cfb50f9836356b1ae3777cee060be42d870b7

    • SSDEEP

      24576:ru6J33O0c+JY5UZ+XC0kGso6FaQwvpzfZwbkMYlzcHGSsnvP5hU7cFFV7vTYDWY:Fu0c++OCvkGs9FaQ+h6ZiqsnvP3isHY

    • AgentTesla

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

    • AgentTesla payload

    • Drops startup file

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks