Analysis

  • max time kernel
    139s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/04/2024, 18:54

General

  • Target

    a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe

  • Size

    481KB

  • MD5

    a3ebdeb1cdb1799ec204e9f87ac051bf

  • SHA1

    8f51c5f8b4e4196bff4ebd07fb0416463ef2fd0d

  • SHA256

    49b8d86772f28a310f9d6924d91b1d3bc7ec7d30026eab48a628e057f751037c

  • SHA512

    80599a945d8fbffdc7094907401ef7407281930a0bde32c1e72124bfd5be87fd4fed96cab1b962752f0eac5ab4cab651cb7c1d1d441ef095340408cc94f28dcf

  • SSDEEP

    6144:D6Uqd2GhNuN728LAiPnvodg8X1ONbDcXYi3U1n4s2ajTuQOE9pGRYMK6s7lr:WUi2iNuo80ovoX1IbDW3UZ4j0OE7GaV

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • AgentTesla payload 6 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 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2108
    • C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\a3ebdeb1cdb1799ec204e9f87ac051bf_JaffaCakes118.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2608

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2108-0-0x0000000000C80000-0x0000000000CFE000-memory.dmp

          Filesize

          504KB

        • memory/2108-1-0x0000000073ED0000-0x00000000745BE000-memory.dmp

          Filesize

          6.9MB

        • memory/2108-2-0x0000000004E60000-0x0000000004EA0000-memory.dmp

          Filesize

          256KB

        • memory/2108-3-0x0000000000470000-0x000000000047E000-memory.dmp

          Filesize

          56KB

        • memory/2108-4-0x0000000073ED0000-0x00000000745BE000-memory.dmp

          Filesize

          6.9MB

        • memory/2108-5-0x0000000004E60000-0x0000000004EA0000-memory.dmp

          Filesize

          256KB

        • memory/2108-6-0x0000000004DC0000-0x0000000004E20000-memory.dmp

          Filesize

          384KB

        • memory/2108-18-0x0000000073ED0000-0x00000000745BE000-memory.dmp

          Filesize

          6.9MB

        • memory/2608-10-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2608-17-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2608-8-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2608-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2608-13-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2608-15-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2608-7-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2608-9-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2608-19-0x00000000737E0000-0x0000000073ECE000-memory.dmp

          Filesize

          6.9MB

        • memory/2608-20-0x00000000047C0000-0x0000000004800000-memory.dmp

          Filesize

          256KB

        • memory/2608-21-0x00000000737E0000-0x0000000073ECE000-memory.dmp

          Filesize

          6.9MB

        • memory/2608-22-0x00000000047C0000-0x0000000004800000-memory.dmp

          Filesize

          256KB

        • memory/2608-23-0x00000000047C0000-0x0000000004800000-memory.dmp

          Filesize

          256KB

        • memory/2608-24-0x00000000047C0000-0x0000000004800000-memory.dmp

          Filesize

          256KB