Analysis

  • max time kernel
    30s
  • max time network
    33s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/09/2026, 11:14

General

  • Target
    source_prepared.exe
  • Size 11.0MB
  • Sample260919-nbzs8abl3x
  • SHA256 99f7c61d8ef10a95a93b35c2808adabf4a076b5297db47b741bb8060ff714314
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
upx

Malware Config

Signatures

  • Loads dropped DLL 12 IoCs
  • UPX packed file 30 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\source_prepared.exe
    "C:\Users\Admin\AppData\Local\Temp\source_prepared.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Users\Admin\AppData\Local\Temp\source_prepared.exe
      "C:\Users\Admin\AppData\Local\Temp\source_prepared.exe"
      2⤵
      • Loads dropped DLL
      PID:4980

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\VCRUNTIME140.dll
        • Size 174KB
        • SHA256 d1f4225df2cd877dbf130d5668a021dce3f94118455ff5ec952061c30afc9ce7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\_bz2.pyd
        • Size 51KB
        • SHA256 76bfc5c0356e6a16c8a3cce847c85314d210acb528fab8993aee2d55166d355a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ctypes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\_ctypes.pyd
        • Size 67KB
        • SHA256 142c95f90ea7d62c46a9d50cd55fc8ca7b25f7062cca47881cca8a3afeaf91dc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _hashlib.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\_hashlib.pyd
        • Size 38KB
        • SHA256 c92c3ceb67e13be0e1d981f3a62cf23d0cb854800135b760f06a939e8a0f14eb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\_lzma.pyd
        • Size 88KB
        • SHA256 b97b74561b5c63d4535b39224d0f7b17707aee5479b7c27cab97e661a06f6adb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _socket.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\_socket.pyd
        • Size 46KB
        • SHA256 53da491f776e54e4602386ee2d8e2e24a0e47546696facbc6ed16d0dc76c7782
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _zstd.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\_zstd.pyd
        • Size 176KB
        • SHA256 1aad86f2f6b08d34797355b956a40b9e5f1a6c250954fc492c0d0152777e4fb3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\base_library.zip
        • Size 1.3MB
        • SHA256 3cf5c5973d37772bcb783180ce8a75da9523ec495756788807a32c1dc992267d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libcrypto-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\libcrypto-3.dll
        • Size 1.6MB
        • SHA256 d2f0674053bc0d8ba9fc622d42e9f6b8e32e765eeead1bc741058611b921436b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libffi-8.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\libffi-8.dll
        • Size 29KB
        • SHA256 e9d8eb01bb9b02ce3859ba4527938a71b4668f98897d46f29e94b27014036523
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python3.DLL

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\python3.DLL
        • Size 72KB
        • SHA256 6c45910e7c82617ca6360820de861699cc99f9efee434df290aa4c6e38f39886
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python314.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI000011582\python314.dll
        • Size 1.9MB
        • SHA256 367ed88fdeeb92c0e9f050644b97a83fbe42ecf64e7a8358608e9bbaeeda5bd2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4980-54-0x00007FF9CD740000-0x00007FF9CD74F000-memory.dmp

        memory/4980-75-0x00007FF9C5B40000-0x00007FF9C5B6C000-memory.dmp

        memory/4980-58-0x00007FF9C5BC0000-0x00007FF9C5BDA000-memory.dmp

        memory/4980-67-0x00007FF9C5AA0000-0x00007FF9C5AB4000-memory.dmp

        memory/4980-52-0x00007FF9C5BE0000-0x00007FF9C5C09000-memory.dmp

        memory/4980-63-0x00007FF9C5AC0000-0x00007FF9C5B40000-memory.dmp

        memory/4980-69-0x00007FF9B2660000-0x00007FF9B2C91000-memory.dmp

        memory/4980-43-0x00007FF9B2CA0000-0x00007FF9B33AF000-memory.dmp

        memory/4980-72-0x00007FF9C0220000-0x00007FF9C023A000-memory.dmp

        memory/4980-73-0x00007FF9B2CA0000-0x00007FF9B33AF000-memory.dmp

        memory/4980-74-0x00007FF9C5BE0000-0x00007FF9C5C09000-memory.dmp

        memory/4980-60-0x00007FF9C5B40000-0x00007FF9C5B6C000-memory.dmp

        memory/4980-85-0x00007FF9B2CA0000-0x00007FF9B33AF000-memory.dmp

        memory/4980-83-0x00007FF9B2660000-0x00007FF9B2C91000-memory.dmp

        memory/4980-84-0x00007FF9C0220000-0x00007FF9C023A000-memory.dmp

        memory/4980-82-0x00007FF9C5AA0000-0x00007FF9C5AB4000-memory.dmp

        memory/4980-81-0x00007FF9C5AC0000-0x00007FF9C5B40000-memory.dmp

        memory/4980-80-0x00007FF9C5B40000-0x00007FF9C5B6C000-memory.dmp

        memory/4980-79-0x00007FF9C5BC0000-0x00007FF9C5BDA000-memory.dmp

        memory/4980-78-0x00007FF9CD740000-0x00007FF9CD74F000-memory.dmp

        memory/4980-77-0x00007FF9C5BE0000-0x00007FF9C5C09000-memory.dmp