Analysis

  • max time kernel
    898s
  • max time network
    671s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    30/07/2026, 03:58

General

  • Target
    runtimes/win-x86/native/WebView2Loader.dll
  • Size 118KB
  • Sample260730-ejmdescn9s
  • SHA256 44ab92c2246ebfb5f98aa5726626fb44beb61543f2ef1803338af9fd295e63f0
  • MD5 SHA1 SHA512 SSDEEP TLSH
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 1 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:4888
    • 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:5988
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5988 -s 600
        3⤵
        • Program crash
        PID:4696
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 5988 -ip 5988
    1⤵
      PID:1248

    Network

          MITRE ATT&CK Enterprise v16

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