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Analysis

  • max time kernel
    142s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15/12/2024, 22:37

General

  • Target

    f60e075a8f020065d79e2e9d557ce094_JaffaCakes118.exe

  • Size

    592KB

  • MD5

    f60e075a8f020065d79e2e9d557ce094

  • SHA1

    5555e398d7ab49c1ded0218d4a393b5e7e9688bd

  • SHA256

    8b68c87a706a67e7ba8bb38b4e8a6454664d20de2ff7c9b00baab93a9341abaa

  • SHA512

    1d9537e090c78fd02736ad7d88764494c65136d7b6345cec7809f2d379fd7aa33c64eabe2ff773515f6c9accc14cbb75fa2876005c83bbc6d2060f61963b9be7

  • SSDEEP

    12288:1jYTQmaa4H5xGoevNYAsAhAPfL9NlehdJdOOFnwSY2eh9gB0vL:1jNamCoSNYAsOAPfHlehdJdOOFn7uhuE

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.prinutrition.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    forrest

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 5 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f60e075a8f020065d79e2e9d557ce094_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f60e075a8f020065d79e2e9d557ce094_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2788
    • C:\Users\Admin\AppData\Local\Temp\f60e075a8f020065d79e2e9d557ce094_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\f60e075a8f020065d79e2e9d557ce094_JaffaCakes118.exe"
      2⤵
        PID:2628
      • C:\Users\Admin\AppData\Local\Temp\f60e075a8f020065d79e2e9d557ce094_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\f60e075a8f020065d79e2e9d557ce094_JaffaCakes118.exe"
        2⤵
          PID:2644
        • C:\Users\Admin\AppData\Local\Temp\f60e075a8f020065d79e2e9d557ce094_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\f60e075a8f020065d79e2e9d557ce094_JaffaCakes118.exe"
          2⤵
          • Drops file in Drivers directory
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:1948

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1948-14-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/1948-12-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/1948-30-0x00000000749C0000-0x00000000750AE000-memory.dmp

        Filesize

        6.9MB

      • memory/1948-29-0x00000000749C0000-0x00000000750AE000-memory.dmp

        Filesize

        6.9MB

      • memory/1948-27-0x00000000749C0000-0x00000000750AE000-memory.dmp

        Filesize

        6.9MB

      • memory/1948-26-0x00000000749C0000-0x00000000750AE000-memory.dmp

        Filesize

        6.9MB

      • memory/1948-25-0x00000000749C0000-0x00000000750AE000-memory.dmp

        Filesize

        6.9MB

      • memory/1948-10-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/1948-20-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/1948-18-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/1948-22-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/1948-9-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/1948-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/1948-24-0x00000000749C0000-0x00000000750AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2788-7-0x0000000000770000-0x00000000007AE000-memory.dmp

        Filesize

        248KB

      • memory/2788-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

        Filesize

        4KB

      • memory/2788-1-0x0000000000A20000-0x0000000000ABA000-memory.dmp

        Filesize

        616KB

      • memory/2788-23-0x00000000749C0000-0x00000000750AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2788-6-0x0000000004C50000-0x0000000004CC0000-memory.dmp

        Filesize

        448KB

      • memory/2788-5-0x00000000749C0000-0x00000000750AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2788-4-0x00000000749CE000-0x00000000749CF000-memory.dmp

        Filesize

        4KB

      • memory/2788-3-0x00000000003F0000-0x00000000003FC000-memory.dmp

        Filesize

        48KB

      • memory/2788-2-0x00000000749C0000-0x00000000750AE000-memory.dmp

        Filesize

        6.9MB