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Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/07/2024, 16:01

General

  • Target

    2705258af2bcef091a4db72ae2d3c199_JaffaCakes118.dll

  • Size

    33KB

  • MD5

    2705258af2bcef091a4db72ae2d3c199

  • SHA1

    e996ab9d31ecd17fd098c40d9b768060a2519cac

  • SHA256

    c4b587d143c9f50e103424e3986337340a57af3b2fb8ade415cf1b6c9e1ea52f

  • SHA512

    5d7b518f756c34a7b02eec0c826448793f13bad790e69ec1b2e5ec4e5b889cdc9cfe5306f196067f2f73b48a15b2877fe8ef02fa60b31ed28c17dac4ee829993

  • SSDEEP

    768:MbU4okz7NW1N0PmVB8VBZ4HHhs2Q4Mra0nbcuyD7Uc1A/Y:MbXvNW1CmB8/STMnouy8c1AA

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 1 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2705258af2bcef091a4db72ae2d3c199_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2816
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2705258af2bcef091a4db72ae2d3c199_JaffaCakes118.dll,#1
      2⤵
        PID:4132
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4132 -s 568
          3⤵
          • Program crash
          PID:4076
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4132 -ip 4132
      1⤵
        PID:2868

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4132-0-0x0000000010000000-0x0000000010019000-memory.dmp

        Filesize

        100KB