Identifier / Programs / Linux and Unix
sshpass
An SSH password provider. It works by creating a TTY, feeding the password into it, and then redirecting stdin to the SSH session. tldr-pages
GTFOBins shell 1 ATT&CK technique 1 documented command
How sshpass is abused
shell T1059.004 Command and Scripting Interpreter: Unix Shell
Each abuse is GTFOBins's category and the options and words it uses; the full write-up is on GTFOBins's page for sshpass.
1 documented command
The 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 sshpass. The identifier reads the line that runs sshpass.
What detects it
Everyday use
Connect to a remote server using a password supplied on a file descriptor (in this case, stdin)
sshpass -d 0 ssh user@hostnameIdentifyConnect to a remote server with the password supplied as an option, and automatically accept unknown SSH keys
sshpass -p password ssh -o StrictHostKeyChecking=no user@hostnameIdentifyConnect to a remote server using the first line of a file as the password, automatically accept unknown SSH keys, and launch a command
sshpass -f path/to/file ssh -o StrictHostKeyChecking=no user@hostname "command"IdentifyNone of the 3 examples the identifier reads matches GTFOBins abuse or trips a Sigma process-creation rule.