MISC
hiden
题目给了两个附件
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第一个附件的提示是想告诉你用rot13+rot47去解密,那就直接去解密
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得到加密的脚本,接下来直接去写解密的脚本
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| import wave
with wave.open("hiden.wav", "rb") as f: wav_data = bytearray(f.readframes(-1))
txt_data = bytearray() for i in range(0, len(wav_data), 4): txt_data.append(wav_data[i])
file_len = int.from_bytes(txt_data[:3], byteorder='little')
flag_data = txt_data[3:3+file_len]
with open("extracted_flag.txt", "wb") as f: f.write(flag_data)
print(f"flag.txt 的内容已经成功提取,并保存到 extracted_flag.txt 文件中。")
|
运行得到flag
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不一样的数据库
得到一个二维码和一个kdbx文件,需要去keepass上加入
首先二维码得出的信息是
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| NRF@WQUKTQ12345&WWWF@WWWFX#WWQXNWXNU
|
去解密
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然后用解密后的密码去keepass软件加载kdbx文件
查看可疑信息的历史记录
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发现aes加密后的数据
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| U2FsdGVkX193h7iNsZs3RsLxH+V1zztkdS+fBy2ZQfzH77Uo4l3hSWplMV+GcLpA GflXlQuPTU5qIkOY7xJN9A==
|
直接去解密,密钥用户名有提示
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pass is DASCTF
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得到flag