Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    09-07-2024 21:44

General

  • Target

    3217bb5f48429eb0a8ba415c454ece23_JaffaCakes118.exe

  • Size

    832KB

  • MD5

    3217bb5f48429eb0a8ba415c454ece23

  • SHA1

    8f62c2260bcaaf17bd7edd91ca946e589594f948

  • SHA256

    bec7f2925ccaa414051904304bb85895ae0ee5f97a5d7b8b2a7d859ab2c91ceb

  • SHA512

    1ea3356552e09ba6eab1111ad3747d6a8f950b0bf40350651a326843b3eb31591debff25632bf24f50bd40efb86707931a276f7c2ca6db77f1b71f1bf895d0c2

  • SSDEEP

    12288:0nY+4nxOwlfNS7LmvBp4XaSljhpogdEA01J6lF/iptrTeSIjo5i6CRxJrSrkr:5xBlfNS7TP1l+1Y6trFIUQTJrSrkr

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • UPX packed file 11 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3217bb5f48429eb0a8ba415c454ece23_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3217bb5f48429eb0a8ba415c454ece23_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Users\Admin\AppData\Local\Temp\3217bb5f48429eb0a8ba415c454ece23_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\3217bb5f48429eb0a8ba415c454ece23_JaffaCakes118.exe
      2⤵
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:2164
      • C:\Windows\system32.exe
        -bs
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2956
        • C:\Windows\system32.exe
          C:\Windows\system32.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • Suspicious use of WriteProcessMemory
          PID:348
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            5⤵
              PID:2828

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Windows\system32.exe

      Filesize

      832KB

      MD5

      3217bb5f48429eb0a8ba415c454ece23

      SHA1

      8f62c2260bcaaf17bd7edd91ca946e589594f948

      SHA256

      bec7f2925ccaa414051904304bb85895ae0ee5f97a5d7b8b2a7d859ab2c91ceb

      SHA512

      1ea3356552e09ba6eab1111ad3747d6a8f950b0bf40350651a326843b3eb31591debff25632bf24f50bd40efb86707931a276f7c2ca6db77f1b71f1bf895d0c2

    • memory/348-44-0x0000000040010000-0x000000004004B000-memory.dmp

      Filesize

      236KB

    • memory/348-47-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-10-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-14-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-13-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-2-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2164-6-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-4-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-25-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-15-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-16-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB

    • memory/2164-12-0x0000000000400000-0x0000000000427000-memory.dmp

      Filesize

      156KB