Resubmissions

31/08/2026, 18:47

260831-xfdk8aem4x7

31/08/2026, 18:44

260831-xdwn1sab457

Analysis

  • geolocation tags

    nanew-jerseynorth-americaunited-statesususa
  • user interaction
    yes
  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/08/2026, 18:47

General

  • Target
    RansomWare.exe
  • Size 7.5MB
  • Sample260831-xfdk8aem4x
  • SHA256 a11dc79535b89bf6db1760d9a48bda788d6987b6c0a7091e5f4d09cc376b1c1e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 13 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RansomWare.exe
    "C:\Users\Admin\AppData\Local\Temp\RansomWare.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5532
    • C:\Users\Admin\AppData\Local\Temp\RansomWare.exe
      "C:\Users\Admin\AppData\Local\Temp\RansomWare.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4364
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
        • Executes a command shell one-liner
        PID:236
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:1716

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          VCRUNTIME140.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\VCRUNTIME140.dll
          • Size 106KB
          • SHA256 a8f950b4357ec12cfccddc9094cca56a3d5244b95e09ea6e9a746489f2d58736
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _bz2.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\_bz2.pyd
          • Size 82KB
          • SHA256 ebcac51449f323ae3ae961a33843029c34b6a82138ccd9214cf99f98dd2148c2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _ctypes.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\_ctypes.pyd
          • Size 120KB
          • SHA256 b1214d7b7efd9d4b0f465ec3463512a1cbc5f59686267030f072e6ce4b2a95cf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _hashlib.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\_hashlib.pyd
          • Size 63KB
          • SHA256 241322647ba9f94bdc3ae387413ffb57ae14c8cf88bd564a31fe193c6ca43e37
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _lzma.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\_lzma.pyd
          • Size 155KB
          • SHA256 f74aaf0aa08cf90eb1eb23a474ccb7cb706b1ede7f911daf7ae68480765bdf11
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _socket.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\_socket.pyd
          • Size 77KB
          • SHA256 eaabf6b78840daeaf96b5bdbf06adf0e4e2994dfeee5c5e27fefd824dbda5220
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _ssl.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\_ssl.pyd
          • Size 157KB
          • SHA256 680ad2de8a6cff927822c1d7dd22112a3e8a824e82a7958ee409a7b9ce45ec70
          • MD5 SHA1 SHA512 SSDEEP TLSH

          base_library.zip

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\base_library.zip
          • Size 1.7MB
          • SHA256 4ab0deb6a298d14a0f50d55dc6ce5673b6c5320817ec255acf282191642a4576
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libcrypto-1_1.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\libcrypto-1_1.dll
          • Size 3.3MB
          • SHA256 9b7b4a0ad212095a8c2e35c71694d8a1764cd72a829e8e17c8afe3a55f147939
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libffi-8.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\libffi-8.dll
          • Size 38KB
          • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libssl-1_1.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\libssl-1_1.dll
          • Size 688KB
          • SHA256 d74ce01319ae6f54483a19375524aa39d9f5fd91f06cf7df238ca25e043130fd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          python311.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\python311.dll
          • Size 5.5MB
          • SHA256 c4844b05e3a936b130adedb854d3c04d49ee54edb43e9d36f8c4ae94ccb78400
          • MD5 SHA1 SHA512 SSDEEP TLSH

          select.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\select.pyd
          • Size 29KB
          • SHA256 13e4d9a734a453a3613e11b6a518430099ad7e3d874ea407d1f9625b7f60268a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ucrtbase.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI55322\ucrtbase.dll
          • Size 987KB
          • SHA256 b3591e2ba725934a1a659882444b85b186da44d2dddaba3b66587dd3f97364ab
          • MD5 SHA1 SHA512 SSDEEP TLSH