Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/09/2026, 08:50

General

  • Target
    System32.exe
  • Size 9.1MB
  • Sample260913-krtqcseq7t
  • SHA256 69ca6c2a6438dab8a55b1ae87ab1a4f14273dbfb3caf10cf2c8630423345ffad
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Possible privilege escalation attempt 2 IoCs
  • Loads dropped DLL 8 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Drops file in System32 directory 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\System32.exe
    "C:\Users\Admin\AppData\Local\Temp\System32.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Users\Admin\AppData\Local\Temp\System32.exe
      "C:\Users\Admin\AppData\Local\Temp\System32.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:5416
      • C:\Windows\SYSTEM32\takeown.exe
        takeown /f C:\Windows\System32 /r /d y
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:2736
      • C:\Windows\SYSTEM32\icacls.exe
        icacls C:\Windows\System32 /grant administrators:F /t /c /l
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:5448
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c del /f /s /q C:\Windows\System32\*
        3⤵
        • Drops file in System32 directory
        PID:476
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:5980

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          VCRUNTIME140.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\VCRUNTIME140.dll
          • Size 117KB
          • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _bz2.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\_bz2.pyd
          • Size 85KB
          • SHA256 33641a8ad0403473d678c7435197d49550fc5185ba7979fb16ab80256b1f9072
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _ctypes.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\_ctypes.pyd
          • Size 139KB
          • SHA256 79967d8614f735cc62b81649641fd8d0414ca66d3d6656fa7788334bbdbbd35b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _lzma.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\_lzma.pyd
          • Size 157KB
          • SHA256 a01f1927adaa60adcfbe3b0314205a528cb9dd5a93b7e61cb284eddee9b0b347
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _zstd.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\_zstd.pyd
          • Size 491KB
          • SHA256 e5924e2985186797668dd3b2e1efeb9313459258a4564dbf5499935c7ebd44e7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          base_library.zip

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\base_library.zip
          • Size 1.3MB
          • SHA256 cc7f924e87decb2676c6a23d622be85afb0e0fc0e75c34d5351510b6309e57e7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libffi-8.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\libffi-8.dll
          • Size 38KB
          • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          python314.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\python314.dll
          • Size 6.5MB
          • SHA256 a07f7d09c3121492bb066535c6d0811df5fbc2090cbca7031a97bb47ce1480c9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ucrtbase.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI20722\ucrtbase.dll
          • Size 1.3MB
          • SHA256 2e5fb14b7bf8540278f3614a12f0226e56a7cc9e64b81cbd976c6fcf2f71cbfb
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/476-76-0x00007FF65BCC0000-0x00007FF65BD2F000-memory.dmp

          memory/476-77-0x00007FFB5FA60000-0x00007FFB5FB27000-memory.dmp

          memory/476-78-0x00007FFB5E040000-0x00007FFB5E3E1000-memory.dmp

          memory/2072-91-0x00007FFB5E5C0000-0x00007FFB5E6E1000-memory.dmp

          memory/2072-93-0x00007FFB5EB60000-0x00007FFB5EB8F000-memory.dmp

          memory/2072-89-0x00007FFB5E040000-0x00007FFB5E3E1000-memory.dmp

          memory/2072-88-0x00007FFB5FA60000-0x00007FFB5FB27000-memory.dmp

          memory/2072-90-0x00007FFB60A00000-0x00007FFB60A2A000-memory.dmp

          memory/2072-92-0x00007FFB60490000-0x00007FFB60542000-memory.dmp

          memory/2072-94-0x00007FFB5F5E0000-0x00007FFB5F95C000-memory.dmp

          memory/5416-86-0x00007FFB5F5E0000-0x00007FFB5F95C000-memory.dmp

          memory/5416-85-0x00007FFB5D860000-0x00007FFB5D886000-memory.dmp

          memory/5416-82-0x00007FFB5E5C0000-0x00007FFB5E6E1000-memory.dmp

          memory/5416-79-0x00007FFB5FA60000-0x00007FFB5FB27000-memory.dmp

          memory/5416-87-0x00007FFB5CE70000-0x00007FFB5CE8A000-memory.dmp

          memory/5416-81-0x00007FFB60A00000-0x00007FFB60A2A000-memory.dmp

          memory/5416-83-0x00007FFB60490000-0x00007FFB60542000-memory.dmp

          memory/5416-80-0x00007FFB5E040000-0x00007FFB5E3E1000-memory.dmp

          memory/5416-84-0x00007FFB5EB60000-0x00007FFB5EB8F000-memory.dmp

          memory/5980-95-0x00007FFB5FA60000-0x00007FFB5FB27000-memory.dmp

          memory/5980-97-0x00007FFB5F5E0000-0x00007FFB5F95C000-memory.dmp

          memory/5980-99-0x00007FFB60A00000-0x00007FFB60A2A000-memory.dmp

          memory/5980-100-0x00007FFB5E5C0000-0x00007FFB5E6E1000-memory.dmp

          memory/5980-98-0x00007FFB5E7B0000-0x00007FFB5E849000-memory.dmp

          memory/5980-96-0x00007FFB5E040000-0x00007FFB5E3E1000-memory.dmp