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Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/04/2024, 06:58

General

  • Target

    f9c163b603c11db088b75e5e1afb5183_JaffaCakes118.dll

  • Size

    19KB

  • MD5

    f9c163b603c11db088b75e5e1afb5183

  • SHA1

    5314993f09c85ec64d213184579983ac462cf7e2

  • SHA256

    b219090ea8b35c048462e5b32793485f18ee1b16bac0776eabd604cf75238bec

  • SHA512

    ed62ebe3856d69fa9b72b067a4d6fd1367bcd7c89551045ecb26216579677fd568b02f8c37596a9ab1bb69784d44f552fba6bdf7c43308c737c2852e3baabc92

  • SSDEEP

    384:RPyZNjtU2mX7CJ7mzGaN0po5ZzBp3zMizEqSV90:JyZKCmdNAqH3z1EqSV

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.

  • Drops file in System32 directory 1 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9c163b603c11db088b75e5e1afb5183_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9c163b603c11db088b75e5e1afb5183_JaffaCakes118.dll,#1
      2⤵
      • Installs/modifies Browser Helper Object
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2064
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\~DFD240640484.bat
        3⤵
          PID:1004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~DFD240640484.bat

      Filesize

      121B

      MD5

      09517fc62284f33e877a276463580bd1

      SHA1

      0b14fe1db4493818f9de0bf2a56ee5370b8d479a

      SHA256

      6cc6bbb1f3f754b6894d84130f5f2d86569ac3a603e1632d3cefa028f22b6238

      SHA512

      1b924dd216d0f38199cc6df215e65ff260aa48fa37aa620dabcbc616f434643bd1f2e617d66b14bd52900214148741565128ba9589782ba582fd7308369f4a4d