Analysis

  • geolocation tags

    nanew-jerseynorth-americaunited-statesususa
  • max time kernel
    898s
  • max time network
    452s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    18/07/2026, 09:38

General

  • Target
    $PLUGINSDIR/nsDialogs.dll
  • Size 20KB
  • Sample260718-ll6cmsft7n
  • SHA256 91a484dc79be64dd11bf5acb62c893e57505fcd8809483aa92b04f10d81f9de0
  • 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:764
    • 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:2456
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 544
        3⤵
        • Program crash
        PID:4940
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2456 -ip 2456
    1⤵
      PID:2172

    Network

          MITRE ATT&CK Enterprise v16

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