Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    13/11/2026, 18:57

General

  • Target
    scrcpy-win32-v2.7/avcodec-61.dll
  • Size 2.9MB
  • Sample261113-xmfddsft8v
  • SHA256 be1031d81678ebc1dcaf6553692e9815b64996357089db88234cdcea3aed2924
  • 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\scrcpy-win32-v2.7\avcodec-61.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3696
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\scrcpy-win32-v2.7\avcodec-61.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4176
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 616
        3⤵
        • Program crash
        PID:2384
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4176 -ip 4176
    1⤵
      PID:4404

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/4176-0-0x0000000074D20000-0x0000000075058000-memory.dmp

          memory/4176-1-0x0000000074CF0000-0x0000000074D17000-memory.dmp

          memory/4176-2-0x0000000073BF0000-0x0000000074CEE000-memory.dmp