Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/10/2026, 09:09

General

  • Target
    $PLUGINSDIR/nsDialogs.dll
  • Size 14KB
  • Sample261002-k4x9basakd
  • SHA256 3564ce8b510acfe456f7135e0c1ac1f71cfa39c787909192be8f8ed40dcbe305
  • 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\$PLUGINSDIR\nsDialogs.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4548
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4292
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 596
        3⤵
        • Program crash
        PID:1452
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4292 -ip 4292
    1⤵
      PID:1188

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/4292-0-0x0000000075580000-0x000000007558C000-memory.dmp