Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-10-2024 07:49

General

  • Target

    demulsifier.dll

  • Size

    48KB

  • MD5

    0f7f8bae2118868084d406681891e516

  • SHA1

    85c617dda6681684fc43b072d19b84c5814202ae

  • SHA256

    673c5ad011a6b210b5be729f58ec096133db23d09ee29ab8006dd04e0f107321

  • SHA512

    8b30135f51b8b36f24d0170d615610ce8a5c82d0520b16662e2aa9711074996812f57bb9a6d7202c626f6484c82cb72b3467d469cd395423dd9aa21b6dcc24aa

  • SSDEEP

    768:qUQwWHkeTKfAq89CyPdPP+pgIG/8oiK5Dv:TokeTKfm9dP8vRoR

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\demulsifier.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\demulsifier.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2236
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 600
        3⤵
        • Program crash
        PID:4844
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2236 -ip 2236
    1⤵
      PID:3932

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads