Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2024 14:45

General

  • Target

    runtimes/win-x86/native/WebView2Loader.dll

  • Size

    113KB

  • MD5

    999f67ef1a2d06beeaf85ec9b5d5d73d

  • SHA1

    644b1768f8675b29fb53a51edb5d344fdf55946c

  • SHA256

    4c24ade2c2a4cf652529fdf4259743fec824c628bdc056fc5c76c29e30e7c06c

  • SHA512

    6399fda1c54bd26ce82b7d48ac1b7c9741d5abf68a67bd62ec53ea2a1f82caac2e9bfdb1cb22f5af3c8ca6f4789a888f6519e02941f6c33f6f9d3b0e58eb56f4

  • SSDEEP

    3072:OnbFYqJx7sXRq2KVs9iiamgqeNZPTj7EtJlAlHJcgf4fm9pS:OZYqJx4gkYiavEtJe9f2mbS

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\runtimes\win-x86\native\WebView2Loader.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3616
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\runtimes\win-x86\native\WebView2Loader.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1248
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1248 -s 608
        3⤵
        • Program crash
        PID:4312
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1248 -ip 1248
    1⤵
      PID:968

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads