Analysis

  • max time kernel
    149s
  • max time network
    114s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/07/2026, 05:09

General

  • Target
    zulsmacro.exe
  • Size 19.5MB
  • Sample260712-ftmbvacz7m
  • SHA256 ec08f8209bb1f344fc5fc126764d2d9b73f447aafe8e4ff14de3432ebec85be4
  • 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.

  • Looks up external IP address via web service 2 IoCs

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

  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Detects videocard installed 1 TTPs 1 IoCs

    Uses WMIC.exe to determine videocard installed.

  • Kills process with taskkill 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\zulsmacro.exe
    "C:\Users\Admin\AppData\Local\Temp\zulsmacro.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4420
    • C:\Users\Admin\AppData\Local\Temp\zulsmacro.exe
      "C:\Users\Admin\AppData\Local\Temp\zulsmacro.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4796
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "tasklist"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5692
        • C:\Windows\system32\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:5976
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c taskkill /F /IM chrome.exe /T >nul 2>&1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2660
        • C:\Windows\system32\taskkill.exe
          taskkill /F /IM chrome.exe /T
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:5324
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c taskkill /F /IM msedge.exe /T >nul 2>&1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5536
        • C:\Windows\system32\taskkill.exe
          taskkill /F /IM msedge.exe /T
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:5276
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c taskkill /F /IM brave.exe /T >nul 2>&1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:940
        • C:\Windows\system32\taskkill.exe
          taskkill /F /IM brave.exe /T
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:5140
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c taskkill /F /IM opera.exe /T >nul 2>&1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1304
        • C:\Windows\system32\taskkill.exe
          taskkill /F /IM opera.exe /T
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:2760
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "wmic path win32_VideoController get name"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3272
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic path win32_VideoController get name
          4⤵
          • Detects videocard installed
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2852
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "wmic computersystem get totalphysicalmemory"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2160
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic computersystem get totalphysicalmemory
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4304

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        _raw_aes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\Crypto\Cipher\_raw_aes.pyd
        • Size 34KB
        • SHA256 520b343e44b5633bbc4fdcecc705a7f2eb6e55d082a1f3e4723ada9d7e5ea97d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _raw_aesni.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\Crypto\Cipher\_raw_aesni.pyd
        • Size 15KB
        • SHA256 3818873f50418cbecde58150e9bffff7372d2c2067fc0b96ffac9482dfddd603
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _cpuid_c.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\Crypto\Util\_cpuid_c.pyd
        • Size 10KB
        • SHA256 2af984819d9b1f95132520901b355eb85aa24d5efc6fc5ae9e77252ed03b7f4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _imaging.cp314-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\PIL\_imaging.cp314-win_amd64.pyd
        • Size 2.5MB
        • SHA256 d823c0e3b54035d08703bb427c553c956c2607b79395f2952e17a5447c5f1105
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\VCRUNTIME140.dll
        • Size 117KB
        • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VCRUNTIME140_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\VCRUNTIME140_1.dll
        • Size 48KB
        • SHA256 6a99bc0128e0c7d6cbbf615fcc26909565e17d4ca3451b97f8987f9c6acbc6c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_bz2.pyd
        • Size 85KB
        • SHA256 082a761a280b08afecf6fb0509050ffbf7e87d1638ca49466b8b3eb4c85009b4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ctypes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_ctypes.pyd
        • Size 139KB
        • SHA256 a11d680d89f054584e6a5b2a03103d8731def86e367aff2f70cce8c6367f9025
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _hashlib.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_hashlib.pyd
        • Size 67KB
        • SHA256 0c11671a2c572b4c016be263789f238125419df5711e281acdce8da50d9badda
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_lzma.pyd
        • Size 157KB
        • SHA256 2376cd374ce8c2c5ecf573226e563a96975599533f86a5f5eba5bdb705e341bb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _queue.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_queue.pyd
        • Size 35KB
        • SHA256 8e75c8667f938c3e9b2e9739c09b08517b487437757f125ac400c70c7eadf270
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _socket.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_socket.pyd
        • Size 85KB
        • SHA256 42b84410269af5a5578679a3fe7b17d75d28f77a0c3c09d589adadd9d2d3e5f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _sqlite3.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_sqlite3.pyd
        • Size 129KB
        • SHA256 2e76f9b0c284bcf8ad48482f8686a25453c7fded9c206f5bf7af675761def246
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ssl.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_ssl.pyd
        • Size 180KB
        • SHA256 bc17486f149f7311839c70b1cda5a22e4546a9670d3136d665df95ff3cc43abd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _uuid.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_uuid.pyd
        • Size 27KB
        • SHA256 d75d04aa989f8be9666505ac11339416719e38fc0701047388b061b4e576030a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _wmi.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_wmi.pyd
        • Size 39KB
        • SHA256 a299a6caf7241cebb0081c3ed9e98f815c61feee3e4813c1fd32369bd3fe6f5e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _zstd.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\_zstd.pyd
        • Size 491KB
        • SHA256 8f04a54778d4f21202f1bb9cfd5d080c5c5022158016dcaaf5908f7e2350270c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ada92cb5d92a588d1b93__mypyc.cp314-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\ada92cb5d92a588d1b93__mypyc.cp314-win_amd64.pyd
        • Size 218KB
        • SHA256 3048af5864e17f79410273b3074416d67473eae22b3d7d1b7b58f24a506f82ed
        • MD5 SHA1 SHA512 SSDEEP TLSH

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\base_library.zip
        • Size 1.3MB
        • SHA256 a87dc81844393f87743bfc675fed8b48d90bf9483d99f46bd6473185a3dd576f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cacert.pem

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\certifi\cacert.pem
        • Size 228KB
        • SHA256 bbc7e9c01d7551bb8a159b5dedd989b8ee3ce105aff522b68eb1b01bf854cab0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cd.cp314-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\charset_normalizer\cd.cp314-win_amd64.pyd
        • Size 10KB
        • SHA256 032b490f6b42a0928b3cb6e17fd4caf8a6becaaf05739c4fe41267dcf890c278
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libcrypto-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\libcrypto-3.dll
        • Size 5.0MB
        • SHA256 e03dd02fdcfb791981c9962827cfcf495f2a47a514c1526efb57f847a9df514a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libffi-8.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\libffi-8.dll
        • Size 38KB
        • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libssl-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\libssl-3.dll
        • Size 776KB
        • SHA256 1e4bc0638682bfcbb36f4465d6a2e9944d917a60f05ecc8ddf9e96847e05e13f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python314.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\python314.dll
        • Size 6.4MB
        • SHA256 7ffe3ab11342db03cc18b026f27485c0f74f5bf10f239f1f6573394900596394
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pywintypes314.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\pywin32_system32\pywintypes314.dll
        • Size 133KB
        • SHA256 e62808f40462f8066c8d19811cebd15467de6992b1cb48be5f5903910f5395f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        select.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\select.pyd
        • Size 32KB
        • SHA256 a0f7b2e00144794e497d11fffc14e7a968f59e207c702ca7b262b7037065b5ba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Lorem ipsum.txt

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\setuptools\_vendor\jaraco\text\Lorem ipsum.txt
        • Size 1KB
        • SHA256 37fedcffbf73c4eb9f058f47677cb33203a436ff9390e4d38a8e01c9dad28e0b
        • MD5 SHA1 SHA512 TLSH

        sqlite3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\sqlite3.dll
        • Size 1.5MB
        • SHA256 420c203801acd8d0345f8d5786abb94c60c36605feb4b84fbf27fdbf076ab59c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        unicodedata.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\unicodedata.pyd
        • Size 740KB
        • SHA256 64844c24f67e7eafb77142b4cbe4a430f4db3b16f59191586ba6596ca19fc775
        • MD5 SHA1 SHA512 SSDEEP TLSH

        win32crypt.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI44202\win32\win32crypt.pyd
        • Size 123KB
        • SHA256 1144670ad8271e4d477167bcb55b8ec38e8ad9f02c6fbfe66024e67083da2131
        • MD5 SHA1 SHA512 SSDEEP TLSH