Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/07/2026, 13:07

General

  • Target
    trojan.exe
  • Size 71.4MB
  • Sample260730-qcy97asvcs
  • SHA256 e363990d6a236c0d611569d13220d671a270935f36b8ac003649c31aeaf1ece5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Loads dropped DLL 40 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\trojan.exe
    "C:\Users\Admin\AppData\Local\Temp\trojan.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Users\Admin\AppData\Local\Temp\trojan.exe
      "C:\Users\Admin\AppData\Local\Temp\trojan.exe"
      2⤵
      • Creates a file in the Startup directory
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      PID:5112
  • C:\Users\Admin\AppData\Local\Temp\trojan.exe
    C:\Users\Admin\AppData\Local\Temp\trojan.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5444
    • C:\Users\Admin\AppData\Local\Temp\trojan.exe
      C:\Users\Admin\AppData\Local\Temp\trojan.exe
      2⤵
      • Loads dropped DLL
      • Adds Run key to start application
      PID:1664

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\VCRUNTIME140.dll
        • Size 117KB
        • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VCRUNTIME140_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\VCRUNTIME140_1.dll
        • Size 48KB
        • SHA256 6a99bc0128e0c7d6cbbf615fcc26909565e17d4ca3451b97f8987f9c6acbc6c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\_bz2.pyd
        • Size 86KB
        • SHA256 ef5277eb670219274e7d1e92190ddf7f4bb94d4922ca1c1a12efadfd2c4c66f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ctypes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\_ctypes.pyd
        • Size 139KB
        • SHA256 fd4847b99cd504a66bdc4739f15181b562774e6736bb88775880b073276dede1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\_lzma.pyd
        • Size 157KB
        • SHA256 39e5bc3624a26c9f6ad2e2df412543b0bd697a1d75338b44fe99763358d6d8cb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _socket.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\_socket.pyd
        • Size 85KB
        • SHA256 65caaa6f35c329d901ba3f3d9f7fc4d7443dcde89907dccbd6748786cc517476
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ssl.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\_ssl.pyd
        • Size 180KB
        • SHA256 12e31f50739e33b115c7e10febf1ccedeb5d9353cd539c608cc5dd164bee17a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _zstd.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\_zstd.pyd
        • Size 491KB
        • SHA256 54e6acfbc1cb27c9afea0e133cadac68b89869ff1a14eb0c678d40eb9c655347
        • MD5 SHA1 SHA512 SSDEEP TLSH

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\base_library.zip
        • Size 1.3MB
        • SHA256 5a5d737b2b6dff791ddd50d1751aa7746f3655b94beca30e65027b578c111916
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libcrypto-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\libcrypto-3.dll
        • Size 5.0MB
        • SHA256 8b27ebae75cc99f20075322446af36c9ffcb4e3b400a77d712ef43f007f47f7d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libffi-8.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\libffi-8.dll
        • Size 38KB
        • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libssl-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\libssl-3.dll
        • Size 776KB
        • SHA256 56dd50fb903b860ace831d0cd6c6250cd57e8655867c3a0fa16eac2d4cc0ba0b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python3.DLL

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\python3.DLL
        • Size 72KB
        • SHA256 f3d0cd260a46a9617a8b1d4d5e8703278478c22a910165bffb4e4ddf6562d93f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python314.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\python314.dll
        • Size 6.5MB
        • SHA256 18310593c50ad109fc5c95db1fd5c92ecec9e1bfc66c976df9fc11dd62616d5a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pywintypes314.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\pywin32_system32\pywintypes314.dll
        • Size 133KB
        • SHA256 e62808f40462f8066c8d19811cebd15467de6992b1cb48be5f5903910f5395f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        select.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\select.pyd
        • Size 32KB
        • SHA256 8c3ee20776d8eb7c441f2006ed46b9ba932060c6b66df4c1e156dcf7738d56ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ucrtbase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\ucrtbase.dll
        • Size 1.1MB
        • SHA256 c04daeba7e7c4b711d33993ab4c51a2e087f98f4211aea0dcb3a216656ba0ab7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        unicodedata.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\unicodedata.pyd
        • Size 740KB
        • SHA256 a7a2bfeed5d0480d8c458b3a61ee32c478ae10c694e8be61c3ba0e8cc2a6e1c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        win32file.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI5522\win32\win32file.pyd
        • Size 139KB
        • SHA256 148bed72ad482d9b83a225c94cc1faf0c19f8bc3f7700a4db5ea944892dbb282
        • MD5 SHA1 SHA512 SSDEEP TLSH