Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 17:26

General

  • Target
    FortnitePuller.exe
  • Size 104.9MB
  • Sample260804-vz7masec86
  • SHA256 73eef65a046f44891f65995b93693a1aa7636cb560584db3b99d607020be7f0c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 50 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • 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 behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FortnitePuller.exe
    "C:\Users\Admin\AppData\Local\Temp\FortnitePuller.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5424
    • C:\Users\Admin\AppData\Local\Temp\FortnitePuller.exe
      "C:\Users\Admin\AppData\Local\Temp\FortnitePuller.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3304
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c cls
        3⤵
        • Executes a command shell one-liner
        PID:4284

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        81d243bd2c585b0f4821__mypyc.cp314-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\81d243bd2c585b0f4821__mypyc.cp314-win_amd64.pyd
        • Size 211KB
        • SHA256 ab64835b63093c31975df2692756c8008e7ec190e4aa86f15a713bcc62e1d432
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSVCP140_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\PySide6\MSVCP140_1.dll
        • Size 26KB
        • SHA256 b2113956aa3fcb9decfe65be1ee7829f8e3ae0899633ae89fe04888ada201594
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Qt6Core.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\PySide6\Qt6Core.dll
        • Size 10.0MB
        • SHA256 65fe6224b6c47a15b058738031d31dce9928c4d7a58e1b8db6434f6f5cddd702
        • MD5 SHA1 SHA512 SSDEEP TLSH

        QtCore.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\PySide6\QtCore.pyd
        • Size 3.2MB
        • SHA256 be52341a5df1f76ecca2fb1e94eb429dfa46f0b659ed6536f25119b565b21ea8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pyside6.abi3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\PySide6\pyside6.abi3.dll
        • Size 242KB
        • SHA256 d4072be872b31f3748de5e6c28cb2976dafbf063d3ccfa38e5dabda29babcdaf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\VCRUNTIME140.dll
        • Size 117KB
        • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _brotli.cp314-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_brotli.cp314-win_amd64.pyd
        • Size 836KB
        • SHA256 44f02bcf2b15519a487cf653e16b5f9c65f26d0be559592878988ad47148fc5e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_bz2.pyd
        • Size 85KB
        • SHA256 33641a8ad0403473d678c7435197d49550fc5185ba7979fb16ab80256b1f9072
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ctypes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_ctypes.pyd
        • Size 139KB
        • SHA256 79967d8614f735cc62b81649641fd8d0414ca66d3d6656fa7788334bbdbbd35b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _hashlib.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_hashlib.pyd
        • Size 67KB
        • SHA256 58c5c9ff93f989e2a233b8c5e06420ea73dd6c013e1f08d996fb0f2828eba0aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_lzma.pyd
        • Size 157KB
        • SHA256 a01f1927adaa60adcfbe3b0314205a528cb9dd5a93b7e61cb284eddee9b0b347
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _queue.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_queue.pyd
        • Size 35KB
        • SHA256 2a7bb0a53e86ae4982a6f64e2570137829a0be66537bb1c166913af273edbf0c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _socket.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_socket.pyd
        • Size 85KB
        • SHA256 435a86973131c5d5dc90f828e72d7bb0607578a48ab5bc5377f4a280a6beb8f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ssl.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_ssl.pyd
        • Size 180KB
        • SHA256 06f51fbe150c831af619890eea2d9fca9ce8b49758bfe3f382883551c592e6b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _wmi.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_wmi.pyd
        • Size 39KB
        • SHA256 eccb72a070d63f0ddde054c7a15d375b11b1dfc3362452c55ccabb487dee87fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _zstd.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\_zstd.pyd
        • Size 491KB
        • SHA256 e5924e2985186797668dd3b2e1efeb9313459258a4564dbf5499935c7ebd44e7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\base_library.zip
        • Size 1.3MB
        • SHA256 3ad73f05d27886a2cd7877bd8053b74215635849958ddea14cc236f2d1311f95
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cd.cp314-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\charset_normalizer\cd.cp314-win_amd64.pyd
        • Size 10KB
        • SHA256 da3ce780d6d58ae8c6920b99f806f64d58a1b33f4a01382861b01b50549199f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        md.cp314-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\charset_normalizer\md.cp314-win_amd64.pyd
        • Size 10KB
        • SHA256 8e3e0a719a4ec835fbd9b3128636a09692fe173f4e01c527653bfdb7bd723808
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libcrypto-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\libcrypto-3.dll
        • Size 5.0MB
        • SHA256 eaf6d613b95b61a39558d84c50e72630a66c99914292df88e7b54ebd60c5bd34
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libffi-8.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\libffi-8.dll
        • Size 38KB
        • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libssl-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\libssl-3.dll
        • Size 776KB
        • SHA256 cf1a5fdcefa3daf69041f31f98ece1d7911ca4fcb8e9f1043b4d0f459ae4c936
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\python3.dll
        • Size 72KB
        • SHA256 1dd696f02326e32e67b52c25b249b3acce3238176212d16e8fb1a050a1455ae9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python314.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\python314.dll
        • Size 6.5MB
        • SHA256 a07f7d09c3121492bb066535c6d0811df5fbc2090cbca7031a97bb47ce1480c9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        pywintypes314.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\pywin32_system32\pywintypes314.dll
        • Size 133KB
        • SHA256 74f036548f3321d312205085662b2b92c0654354a718a41c44e02fd4e01fedb9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        select.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\select.pyd
        • Size 32KB
        • SHA256 56441c3148743a0890986ccdf93fea8174155b0ee84db2493151f075d8e7c51a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Lorem ipsum.txt

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\setuptools\_vendor\jaraco\text\Lorem ipsum.txt
        • Size 1KB
        • SHA256 37fedcffbf73c4eb9f058f47677cb33203a436ff9390e4d38a8e01c9dad28e0b
        • MD5 SHA1 SHA512 TLSH

        MSVCP140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\shiboken6\MSVCP140.dll
        • Size 536KB
        • SHA256 005f2324c7ff79bbe9a44992b0708abb4c871bd24bcc7a34aca5eab4439c1f4a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Shiboken.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\shiboken6\Shiboken.pyd
        • Size 32KB
        • SHA256 0e2c5318c5ac60a016a12230bbb1f6a9d990c45cbf4a7c4af24aefb5ab7dc40a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VCRUNTIME140_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\shiboken6\VCRUNTIME140_1.dll
        • Size 40KB
        • SHA256 e4d7ea5f4f4ff6d0c208e693853617cdef0ad71cfe5dd5c3ae16c8a6b64c18ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shiboken6.abi3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\shiboken6\shiboken6.abi3.dll
        • Size 375KB
        • SHA256 47f4f9b44c95037565dd14f4be04f350f20c53c05483b750e0be867c39a7441e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        unicodedata.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\unicodedata.pyd
        • Size 740KB
        • SHA256 58013696b4f08717aee2885aefa24031f4b18b3e62faa8125248cc3e0a86af2a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        win32crypt.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI54242\win32\win32crypt.pyd
        • Size 122KB
        • SHA256 61cc3cdd8a543b7cbbcab2ba0f5d1202008711786f713a9f5c49789d738f3dc7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3304-344-0x00007FFAB3A60000-0x00007FFAB3D93000-memory.dmp

        memory/3304-374-0x0000018668990000-0x00000186689A0000-memory.dmp

        memory/3304-376-0x0000018668990000-0x00000186689A0000-memory.dmp