PYTHON实现swf提取
#! /usr/bin/env python #coding=utf-8 import sys,os ##参数处理for windows，和操作系统交互 import re ##正则表达式处理工具 import struct ##二进制数据操作 def extract_swf(filename, buf, offset): try: length = struct.unpack_from('<L', buf, offset+4)[0] swfname = filename + '_offset_0x%x.swf=' % offset open(swfname,'wb').write(buf[offset:offset + length]) print '[+] Find embeded swf file at offset 0x%x ' % offset print '[+] Save embeded swf file to ' + swfname except: pass def usage(): print 'Usage: extract_swf.py [file]' if __name__ == '__main__': print 'nextract_swf.py 1.0n' if len(sys.argv) <> 2: usage() sys.exit(0) if (not os.path.exists(sys.argv[1])): print '[-] Invalid file path: %s!' % sys.argv[1] sys.exit(0) filename = sys.argv[1] print '[+] Searching embeded swf file in ' + sys.argv[1] buf = open(filename, 'rb').read() pattern = re.compile('FWS|CWS') match_obj = pattern.search(buf, 0) while match_obj <> None: ##循环提取（若文件中包含多个SWF文件） try: extract_swf(filename, buf, match_obj.start()) except: pass match_obj = pattern.search(buf, match_obj.end()) ##下一个匹配
