Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    18/05/2024, 17:43

General

  • Target

    55ffe018217e8cdde891133f41a7b22d_JaffaCakes118.exe

  • Size

    280KB

  • MD5

    55ffe018217e8cdde891133f41a7b22d

  • SHA1

    b3ed8200e109995eda3e2890590a178bd9003bbd

  • SHA256

    5405b2fa05629ab2428d27fbca090291ec0c6aeac7db047f173389c78045e2a3

  • SHA512

    fc59f92163c8fe346c8950650acdceb77887fa42b5d947f2d7e88c3b5c5584c1528c044a8a3666c75e95c020fe0d55fc7f18d2318af6c48de9ccbcb8b49aa3bd

  • SSDEEP

    6144:uFOHQ2pwEABfJg8tCzY9WntCHUJjJMqntbOnqM:Vw2pwFRgACz4WntBQqM

Malware Config

Signatures

  • 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
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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\55ffe018217e8cdde891133f41a7b22d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\55ffe018217e8cdde891133f41a7b22d_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2824
    • C:\Users\Admin\AppData\Local\Temp\55ffe018217e8cdde891133f41a7b22d_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\55ffe018217e8cdde891133f41a7b22d_JaffaCakes118.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2260

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2260-15-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/2260-18-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB

        • memory/2260-25-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB

        • memory/2260-5-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/2260-7-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/2260-13-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/2260-17-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/2260-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2260-24-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB

        • memory/2260-23-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB

        • memory/2260-3-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/2260-20-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB

        • memory/2260-21-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB

        • memory/2260-22-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB

        • memory/2260-9-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/2824-0-0x0000000074401000-0x0000000074402000-memory.dmp

          Filesize

          4KB

        • memory/2824-19-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB

        • memory/2824-1-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB

        • memory/2824-2-0x0000000074400000-0x00000000749AB000-memory.dmp

          Filesize

          5.7MB