Resubmissions

15/08/2026, 23:27

260815-3fqhnswvcs8

15/08/2026, 23:23

260815-3dbxhawthy8

Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/08/2026, 23:23

General

  • Target
    $PLUGINSDIR/System.dll
  • Size 29KB
  • Sample260815-3dbxhawthy
  • SHA256 a659985eb1c12d6eade4c2c9d4e48f5748c9f2afa942a8934034c2c622db050a
  • 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\System.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5012
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 524
        3⤵
        • Program crash
        PID:2316
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 5012 -ip 5012
    1⤵
      PID:1208

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/5012-0-0x0000000075680000-0x000000007568F000-memory.dmp