Identifier / Programs / Linux and Unix
ghci
The Glasgow Haskell Compiler's interactive environment. tldr-pages
GTFOBins shell 1 documented command
How ghci is abused
shell
Each abuse is GTFOBins's category and the options and words it uses; the full write-up is on GTFOBins's page for ghci.
1 documented command
shell unprivileged, with sudo
ghci
System.Process.callCommand "/bin/sh"IdentifyThe command the identifier reads trips no Sigma process-creation rule. This command is from GTFOBins, at commit acd524623f9c of 2026-05-27, under the GPL-3.0, with no warranty. Changed: Markdown is shown formatted. The source is in lolbas-gtfobins-commands.json.gz, and the full entry is on GTFOBins’s page for ghci. The identifier reads the line that runs ghci.
Everyday use
Start a REPL (interactive shell)
ghciIdentifyStart a REPL and load the specified Haskell source file
ghci source_file.hsIdentifyStart a REPL and enable a language option
ghci -Xlanguage_optionIdentifyNone of the 3 examples the identifier reads matches GTFOBins abuse or trips a Sigma process-creation rule.