Analysis

  • max time kernel
    599s
  • max time network
    443s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 04:29

General

  • Target
    $PLUGINSDIR/StartMenu.dll
  • Size 7KB
  • Sample260701-e4lmmagt2x
  • SHA256 42dd4dda3249a94e32e20f76eaffae784a5475ed00c60ef0197c8a2c1ccd2fb7
  • 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\StartMenu.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5976
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5952
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5952 -s 560
        3⤵
        • Program crash
        PID:3004
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 5952 -ip 5952
    1⤵
      PID:2944
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:1968

      Network

            MITRE ATT&CK Enterprise v16

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            Downloads