Analysis

  • max time kernel
    50s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    24/04/2026, 02:51

General

  • Target
    translations/styles/bin/libmng.dll
  • Size 648KB
  • Sample260424-db8e9adv2w
  • SHA256 3dfd6c5230a0b74622c8077ead5fa4736b7655b124f91949a1ad60cc8bc4d701
  • 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\translations\styles\bin\libmng.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\translations\styles\bin\libmng.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2484
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 712
        3⤵
        • Program crash
        PID:5228
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2484 -ip 2484
    1⤵
      PID:2728

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/2484-3-0x00000000028E0000-0x0000000002B70000-memory.dmp

          memory/2484-4-0x0000000002C70000-0x0000000002D80000-memory.dmp

          memory/2484-0-0x00000000025B0000-0x00000000028D1000-memory.dmp

          memory/2484-1-0x0000000002B70000-0x0000000002C64000-memory.dmp