The Agent Skills Directory

[PERSISTENCE]: The skill provides templates for scheduling tasks using crontab in Phase 7, which allows for persistent execution of scripts across system reboots or sessions.
[PRIVILEGE_ESCALATION]: The skill includes multiple commands that require or request elevated privileges, including sudo apt-get for package installation, useradd for account creation, passwd for setting credentials, and sudo systemctl for service management.
[REMOTE_CODE_EXECUTION]: Phase 10 includes a remote execution template that uses ssh to pipe local script content directly into a bash shell on a remote server (ssh "$remote_server" "bash -s" < "$remote_script").
[COMMAND_EXECUTION]: The skill provides templates for executing numerous system commands that perform file management (rsync, tar, find), network utilities (ping, curl), and system diagnostics.
[EXTERNAL_DOWNLOADS]: The skill includes functionality for downloading and installing external software packages via apt-get and updating repositories using git pull. It also performs network connectivity checks against well-known services including Google and GitHub.
[INDIRECT_PROMPT_INJECTION]: The log analysis components (Error Log Extractor and Web Server Log Analyzer) ingest untrusted data from system and web logs which may be manipulated by attackers.
Ingestion points: The scripts read content from /var/log/syslog and /var/log/apache2/access.log (File: references/detailed-guide.md).
Boundary markers: No delimiters or "ignore embedded instructions" warnings are used when processing the log files.
Capability inventory: The skill possesses high-privilege capabilities including sudo, crontab, useradd, and ssh execution.
Sanitization: Log data is extracted using grep and awk without escaping or validation before being saved to files or displayed.

linux-shell-scripting