Resubmissions

08/08/2026, 21:51

260808-1qfecayzgy6

08/08/2026, 20:27

260808-y8xp8sysdw6

Analysis

  • max time kernel
    150s
  • max time network
    178s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 20:27

General

  • Target
    Client/Snd/redist/mss32.dll
  • Size 362KB
  • Sample260808-y8xp8sysdw
  • SHA256 7855b8fbae917cb8449f2d4361ab61b5ecec4df0a11130d797cb0aa99b4260ea
  • 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\Client\Snd\redist\mss32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4236
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Client\Snd\redist\mss32.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4336
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4336 -s 520
        3⤵
        • Program crash
        PID:3732
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4336 -ip 4336
    1⤵
      PID:252

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads