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Analysis

  • max time kernel
    92s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2024, 22:52

General

  • Target

    3f320852b87c504aec4281643e50c25c_JaffaCakes118.dll

  • Size

    48KB

  • MD5

    3f320852b87c504aec4281643e50c25c

  • SHA1

    02f37519d184ba0b7a08408274ec026e9b533ee9

  • SHA256

    c286c8bb187aac036977dbb00b0ccc736d31ff1453fbbe529626352667124b10

  • SHA512

    854f27f748f37654c1ee8da081216ea3686b06f3a59f69eee817fb34ca60c4d826c0701ba9a4edf4022f04a0b2d500c51a760fbc0ae959eecd9d77cb6d9a3452

  • SSDEEP

    768:09U0Fo8HwT/SOg4cjDZz6D5ey+nTK+usiGbOpuFD2gXWclFKDnZOVRPPxAWPgxWv:QSYw+FI4yCWGbh6gXDF8UnPeWPgxy

Score
6/10

Malware Config

Signatures

  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 10 IoCs
  • Modifies registry class 12 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3f320852b87c504aec4281643e50c25c_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3164
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\3f320852b87c504aec4281643e50c25c_JaffaCakes118.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:4460
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4460 -s 872
        3⤵
        • Program crash
        PID:3580
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4460 -ip 4460
    1⤵
      PID:4360

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads