Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/08/2026, 05:10

General

  • Target
    IpDrv.dll
  • Size 262KB
  • Sample260817-ft5hestdkd
  • SHA256 3572a96fdee5566f8452c837196873228d024d19ab4280bf786ba847834e624d
  • 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\IpDrv.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1796
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\IpDrv.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1800
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 636
        3⤵
        • Program crash
        PID:4800
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1800 -ip 1800
    1⤵
      PID:5072

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/1800-0-0x0000000074EB0000-0x0000000074F0B000-memory.dmp

          memory/1800-1-0x0000000074B90000-0x0000000074DAB000-memory.dmp

          memory/1800-2-0x0000000074B20000-0x0000000074B3C000-memory.dmp

          memory/1800-3-0x00000000740B0000-0x0000000074AE3000-memory.dmp

          memory/1800-5-0x0000000074B90000-0x0000000074DAB000-memory.dmp

          memory/1800-6-0x0000000074B20000-0x0000000074B3C000-memory.dmp

          memory/1800-4-0x0000000074EB0000-0x0000000074F0B000-memory.dmp