Analysis

  • max time kernel
    93s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/07/2024, 13:38

General

  • Target

    34f2c17d9e90bd73ef67d23c9dc38655_JaffaCakes118.dll

  • Size

    84KB

  • MD5

    34f2c17d9e90bd73ef67d23c9dc38655

  • SHA1

    0bd2edfd1682218028c592f1df50f5ba13c68b71

  • SHA256

    89bee46c01af0cad561c3003ff6171dce6e5b46a4726afb79f6b1f31fd849abe

  • SHA512

    18b6991e5450a8524a8c7c44d3f3a89ebfe2876ca31c3cf0c2b88b5ee43ff0f69eac28fee8bcefb5f779ae60441adf6472a3ddd3d17d989c12c739ed7ab1bbeb

  • SSDEEP

    1536:uyjPZsKRXulEGSnfc8yx5xPD17zA0t5kXUV48T1k87H1k:uy7OOqEiXhnA0t5nrT6QVk

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 3 IoCs

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

  • Program crash 1 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\34f2c17d9e90bd73ef67d23c9dc38655_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5112
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\34f2c17d9e90bd73ef67d23c9dc38655_JaffaCakes118.dll
      2⤵
      • Modifies registry class
      PID:3340
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3340 -s 636
        3⤵
        • Program crash
        PID:1284
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3340 -ip 3340
    1⤵
      PID:3956

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3340-0-0x0000000000540000-0x0000000000575000-memory.dmp

      Filesize

      212KB

    • memory/3340-1-0x0000000000400000-0x0000000000431000-memory.dmp

      Filesize

      196KB

    • memory/3340-2-0x00000000029D0000-0x0000000002A05000-memory.dmp

      Filesize

      212KB

    • memory/3340-7-0x0000000000400000-0x0000000000431000-memory.dmp

      Filesize

      196KB

    • memory/3340-8-0x0000000000540000-0x0000000000575000-memory.dmp

      Filesize

      212KB

    • memory/3340-9-0x0000000000400000-0x0000000000431000-memory.dmp

      Filesize

      196KB