Created
November 5, 2016 21:55
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Script to NMAP a network and Post Differences to Slack
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| #!/bin/sh | |
| TARGETS="192.168.1.0/24" | |
| OPTIONS="-v -T4 -F -sV" | |
| date=$(date +%Y-%m-%d-%H-%M-%S) | |
| cd /nmap/diffs | |
| nmap $OPTIONS $TARGETS -oA scan-$date > /dev/null | |
| slack(){ | |
| curl -F file=@diff-$date -F initial_comment="Internal Port Change Detected" -F channels=#alerts -F token=xxxx-xxxx-xxxx https://slack.com/api/files.upload | |
| } | |
| if [ -e scan-prev.xml ]; then | |
| ndiff scan-prev.xml scan-$date.xml > diff-$date | |
| [ "$?" -eq "1" ] && sed -i -e 1,3d diff-$date && slack | |
| fi | |
| ln -sf scan-$date.xml scan-prev.xml |
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I dig it, but its a problem (that I have been able to solve) with scanning AWS hosts externally since - I am scanning against the CNAME. With AWS the IP address/and A record changes frequently causing false alerts. Trying to figure out chopping the header information leaving the ports