internal/skills/catalog/rkhunter/SKILL.md
# rkhunter — Rootkit Hunter ## Category Malware & Rootkit Detection ## License GPLv2 ## Source https://github.com/installation/rkhunter ## Purpose Scan for rootkits, backdoors, and local exploits by comparing file hashes, checking for hidden files, and inspecting system configuration. ## Use Cases - Complementary rootkit detection alongside `chkrootkit` - Scan for backdoors and local exploits - File hash comparison against known-good baselines - Hidden file and directory detection ## Examp
npx skillsauth add ggp1/mitiga internal/skills/catalog/rkhunterInstall this skill globally with one command. Works with Claude Code, Cursor, and Windsurf.
3 of 9 scanners reported clean
Some scanners were skipped, did not run, or reported a non-clean status. Review each row below.
Malware & Rootkit Detection
GPLv2
https://github.com/installation/rkhunter
Scan for rootkits, backdoors, and local exploits by comparing file hashes, checking for hidden files, and inspecting system configuration.
chkrootkit# Full check with warnings-only output
rkhunter --check --skip-keypress --report-warnings-only --logfile /var/log/rkhunter.log
# Update file properties database (after confirmed-clean state)
rkhunter --propupd
# Check with verbose output
rkhunter --check --skip-keypress --logfile /var/log/rkhunter.log
--update) require system manager approval as they involve network access.development
# who / w — Logged-in Users ## Category User & Group Management ## License GPLv3+ (GNU coreutils) / GPLv2 (procps-ng) ## Source Included in all Linux distributions. ## Purpose Show who is currently logged in and what they are doing. ## Use Cases - Detect unauthorized active sessions - Monitor interactive logins in real-time - Identify login sources (IP, terminal) - Review idle times for active sessions ## Examples ```bash # All login information who -a # Currently logged-in users with act
development
# useradd / usermod / userdel — User Account Management ## Category User & Group Management ## License BSD-3-Clause (shadow-utils) ## Source https://github.com/shadow-maint/shadow (included in all Linux distributions) ## Purpose Create, modify, and delete user accounts. ## Use Cases - Create service accounts for Mitiga components - Modify user group memberships - Disable or remove compromised accounts - Audit account configurations ## Examples ```bash # Create a system service account (no
development
# ufw — Uncomplicated Firewall ## Category System Hardening ## License GPLv3 ## Source https://code.launchpad.net/ufw (included in Ubuntu/Debian) ## Purpose Simplified interface for managing iptables/nftables rules. ## Use Cases - Quick firewall status checks - Rule modifications on systems using ufw - Block malicious sources during incident response ## Examples ```bash # Show firewall status and rules ufw status verbose # Block a malicious IP ufw deny from <malicious_ip> # Allow a speci
development
# trivy — Comprehensive Vulnerability Scanner ## Category Vulnerability Scanning ## License Apache 2.0 ## Source https://github.com/aquasecurity/trivy (CNCF project) ## Purpose Scan filesystems, container images, Git repositories, and IaC configurations for known vulnerabilities (CVEs), misconfigurations, and exposed secrets. ## Use Cases - Audit project dependencies for known CVEs - Scan configuration files for misconfigurations - Detect embedded secrets in repositories - Scan container im