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Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2024, 09:37

General

  • Target

    21e297eefb0d199aaae7da5aa9399320_JaffaCakes118.dll

  • Size

    241KB

  • MD5

    21e297eefb0d199aaae7da5aa9399320

  • SHA1

    d5ad2fdbae7495170f046ee8d1716d51a8bf923e

  • SHA256

    05e00652504e31cf7ff8b660b1305bac68230af35b6b6e4ba64a417383e23638

  • SHA512

    e619afe903e67ce4d41137aa1f43b29f8437b8974033ee1a2e16e79debbf87ebe6a2ec83748ea7096bf5f7868cfa9fa27ffe4e5cfd99b433cf997cc23ac5bf4d

  • SSDEEP

    6144:4VoguLpLhbQhkaFTAGvpHaS9oYU9j9b3hXG+C:4W/RSFFFHaS9oYU9rG+C

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 6 IoCs

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

  • Runs net.exe
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\21e297eefb0d199aaae7da5aa9399320_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1536
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\21e297eefb0d199aaae7da5aa9399320_JaffaCakes118.dll,#1
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4804
      • C:\Windows\SysWOW64\net.exe
        net stop winss
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1076
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop winss
          4⤵
            PID:612
        • C:\Windows\SysWOW64\net.exe
          net stop OcHealthMon
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4560
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop OcHealthMon
            4⤵
              PID:2772

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4804-0-0x0000000010000000-0x00000000100A9000-memory.dmp

        Filesize

        676KB

      • memory/4804-1-0x0000000010000000-0x00000000100A9000-memory.dmp

        Filesize

        676KB

      • memory/4804-3-0x0000000002E00000-0x0000000002E3A000-memory.dmp

        Filesize

        232KB

      • memory/4804-2-0x0000000010000000-0x00000000100A9000-memory.dmp

        Filesize

        676KB

      • memory/4804-4-0x000000001006E000-0x00000000100A6000-memory.dmp

        Filesize

        224KB

      • memory/4804-5-0x0000000010000000-0x00000000100A9000-memory.dmp

        Filesize

        676KB

      • memory/4804-6-0x0000000010000000-0x00000000100A9000-memory.dmp

        Filesize

        676KB

      • memory/4804-7-0x0000000010000000-0x00000000100A9000-memory.dmp

        Filesize

        676KB

      • memory/4804-8-0x000000001006E000-0x00000000100A6000-memory.dmp

        Filesize

        224KB