Analysis

  • geolocation tags

    eueuropelondonukunited-kingdom
  • user interaction
    yes
  • max time kernel
    138s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/08/2026, 20:38

General

  • Target
    Test.exe
  • Size 13.6MB
  • Sample260815-zen2nstyct
  • SHA256 159ae6f257d20c9dc73b73e5b363144fc0e2a4ebd1377302b0923149edf06044
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 28 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Contacts third-party web service commonly abused for C2 1 TTPs 6 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Looks up external IP address via web service 1 TTPs 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Discovers running processes 1 TTPs 1 IoCs

    Running process information can be used to identify security tools or plan follow-on actions.

  • 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.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 52 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Test.exe
    "C:\Users\Admin\AppData\Local\Temp\Test.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4836
    • C:\Users\Admin\AppData\Local\Temp\Test.exe
      "C:\Users\Admin\AppData\Local\Temp\Test.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3928
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "tasklist /FO CSV /NH"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5552
        • C:\Windows\system32\tasklist.exe
          tasklist /FO CSV /NH
          4⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:5708
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:5948
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /7
      1⤵
      • Checks SCSI registry key(s)
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2304
    • C:\Windows\System32\y2d2uy.exe
      "C:\Windows\System32\y2d2uy.exe"
      1⤵
        PID:2748

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            81d243bd2c585b0f4821__mypyc.cp314-win_amd64.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\81d243bd2c585b0f4821__mypyc.cp314-win_amd64.pyd
            • Size 211KB
            • SHA256 ab64835b63093c31975df2692756c8008e7ec190e4aa86f15a713bcc62e1d432
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _raw_aes.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\Crypto\Cipher\_raw_aes.pyd
            • Size 34KB
            • SHA256 520b343e44b5633bbc4fdcecc705a7f2eb6e55d082a1f3e4723ada9d7e5ea97d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _raw_aesni.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\Crypto\Cipher\_raw_aesni.pyd
            • Size 15KB
            • SHA256 3818873f50418cbecde58150e9bffff7372d2c2067fc0b96ffac9482dfddd603
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _raw_des3.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\Crypto\Cipher\_raw_des3.pyd
            • Size 51KB
            • SHA256 b60ce99ebcb7946fa9b66660ce7bba919571e0f1a97fb4c7e8a385d86cfa5c58
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _cpuid_c.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\Crypto\Util\_cpuid_c.pyd
            • Size 10KB
            • SHA256 2af984819d9b1f95132520901b355eb85aa24d5efc6fc5ae9e77252ed03b7f4b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            VCRUNTIME140.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\VCRUNTIME140.dll
            • Size 117KB
            • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
            • MD5 SHA1 SHA512 SSDEEP TLSH

            VCRUNTIME140_1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\VCRUNTIME140_1.dll
            • Size 48KB
            • SHA256 6a99bc0128e0c7d6cbbf615fcc26909565e17d4ca3451b97f8987f9c6acbc6c8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _bz2.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_bz2.pyd
            • Size 85KB
            • SHA256 d28c3dd1c22bfb8a6e8a6a9c2359842b797d08e878ecb7805f60e86a45589d11
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ctypes.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_ctypes.pyd
            • Size 139KB
            • SHA256 25d9b0be550d428fecc697ca20450343a7c3ce77c9f5283e9aecfd188d609250
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _hashlib.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_hashlib.pyd
            • Size 67KB
            • SHA256 36ce760b9fac53fe51755f30a68d86f5fde89bf1b66c65c19e04aa3afa404ac2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _lzma.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_lzma.pyd
            • Size 157KB
            • SHA256 5f7003f9f0256e36351ca2810b3485db28579b08e4d1d65f6f211fcd1136f395
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _queue.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_queue.pyd
            • Size 35KB
            • SHA256 bb53357b4e91ac23ed4061f15ff3e5e91a5b3be1cbb0c6cf294521ae5b4efa1c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _socket.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_socket.pyd
            • Size 85KB
            • SHA256 25ac83cac32ed0d67b2cc9672ce64cb53f0a29a75b14c276e901023ff43da5f9
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _sqlite3.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_sqlite3.pyd
            • Size 129KB
            • SHA256 b0c4edff6d60f300373ec929ab915f95ee601bf167e04d28e4e9e28a8e536fe0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ssl.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_ssl.pyd
            • Size 186KB
            • SHA256 5c07572df2913618cfb851b608cb5f74d740fcce5c3f2e63dc0a2ba39ab35dad
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _uuid.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_uuid.pyd
            • Size 27KB
            • SHA256 a09308efd309732e3745e70b4456235579c450cac32bed616dfb3913b56f6637
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _wmi.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_wmi.pyd
            • Size 39KB
            • SHA256 0ab1fbcf18c95d70343012feb1aad61e1ba95aaed5b4a08e57fc5990e8a9a452
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _zstd.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\_zstd.pyd
            • Size 491KB
            • SHA256 262aea62a994920daf152a10bdc0ca83a8b1c0874e71db23734862431de182c6
            • MD5 SHA1 SHA512 SSDEEP TLSH

            base_library.zip

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\base_library.zip
            • Size 1.3MB
            • SHA256 f3ec86a1a282e1499770e9f8a487e8a6001e7384354ac9241a2609cb2f596227
            • MD5 SHA1 SHA512 SSDEEP TLSH

            cacert.pem

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\certifi\cacert.pem
            • Size 228KB
            • SHA256 bbc7e9c01d7551bb8a159b5dedd989b8ee3ce105aff522b68eb1b01bf854cab0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            cd.cp314-win_amd64.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\charset_normalizer\cd.cp314-win_amd64.pyd
            • Size 10KB
            • SHA256 da3ce780d6d58ae8c6920b99f806f64d58a1b33f4a01382861b01b50549199f8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libcrypto-3.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\libcrypto-3.dll
            • Size 6.0MB
            • SHA256 53c529145339fb042a3dcd3a09c2d7753204f8b4fc79d99e0d31e69a33985958
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libffi-8.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\libffi-8.dll
            • Size 38KB
            • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libssl-3.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\libssl-3.dll
            • Size 1.3MB
            • SHA256 b17a87979862d19241edc4318f967e24c3ec356ed6c2368f561179fab2311001
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python314.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\python314.dll
            • Size 6.5MB
            • SHA256 fde89cdb5c2d08ae65de7ef4abca1876c93ba3796002f5ac0bf7e4d4f5a94da0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            pywintypes314.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\pywin32_system32\pywintypes314.dll
            • Size 133KB
            • SHA256 e62808f40462f8066c8d19811cebd15467de6992b1cb48be5f5903910f5395f7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            select.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\select.pyd
            • Size 32KB
            • SHA256 fab1b4cee101359d82d72061b83cff1855337b3677b9fe01cd69f7548f4c496e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Lorem ipsum.txt

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\setuptools\_vendor\jaraco\text\Lorem ipsum.txt
            • Size 1KB
            • SHA256 37fedcffbf73c4eb9f058f47677cb33203a436ff9390e4d38a8e01c9dad28e0b
            • MD5 SHA1 SHA512 TLSH

            sqlite3.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\sqlite3.dll
            • Size 1.5MB
            • SHA256 2940bee51c4a00c7e8f2a8a1be857d4c4ad23b2657fbf7fdf18e3a3fd20066c6
            • MD5 SHA1 SHA512 SSDEEP TLSH

            unicodedata.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\unicodedata.pyd
            • Size 741KB
            • SHA256 0d4f124b2d6622d276d777f7106972219f9b310edb5df8149c253da7c013d6d8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            win32crypt.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000012e42\win32\win32crypt.pyd
            • Size 123KB
            • SHA256 1144670ad8271e4d477167bcb55b8ec38e8ad9f02c6fbfe66024e67083da2131
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/2304-161-0x000001E7E8820000-0x000001E7E8821000-memory.dmp

            memory/2304-163-0x000001E7E8820000-0x000001E7E8821000-memory.dmp

            memory/2304-172-0x000001E7E8820000-0x000001E7E8821000-memory.dmp

            memory/2304-171-0x000001E7E8820000-0x000001E7E8821000-memory.dmp

            memory/2304-167-0x000001E7E8820000-0x000001E7E8821000-memory.dmp

            memory/2304-168-0x000001E7E8820000-0x000001E7E8821000-memory.dmp

            memory/2304-170-0x000001E7E8820000-0x000001E7E8821000-memory.dmp

            memory/2304-169-0x000001E7E8820000-0x000001E7E8821000-memory.dmp