Identifier / Programs / Linux and Unix
perlbug
GTFOBins shell 1 ATT&CK technique 1 documented command
How perlbug is abused
Each abuse is GTFOBins's category and the options and words it uses; the full write-up is on GTFOBins's page for perlbug.
1 documented command
shell unprivileged, with sudo
This requires to press Enter serveral times before the shell is spawn.
perlbug -s 'x x x' -r x -c x -e 'exec /bin/sh #'The command the identifier reads trips no Sigma process-creation rule. This command is, with GTFOBins’ notes, 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 perlbug. The identifier reads the line that runs perlbug.
What detects it
T1059.004Command and Scripting Interpreter: Unix Shell