Eric Leblond regit
regit
/ gist:3263cf673cbffbf7bbb58c009fd5d93d
Created
June 28, 2022 12:26
JQ command to extract domain, authenticated user, associated IPs from Suricata logs
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| cat eve.json | jq -r 'select(.event_type=="smb" and .smb.ntlmssp.user and .smb.ntlmssp.user!="" and .smb.status_code=="0x0" and .smb.ntlmssp.host!=.smb.ntlmssp.domain)| [ .smb.ntlmssp.domain, .smb.ntlmssp.user, .src_ip ] | @csv' | sort | uniq >users.csv |
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| #! /usr/bin/python2 | |
| # | |
| # sobind Trace TCP bind events | |
| # For Linux, uses BCC, eBPF. Embedded C. | |
| # | |
| # USAGE: sobind.py [-h] [-p PID] [--show-netns] | |
| # | |
| # This is provided as a basic example of TCP connection & socket tracing. | |
| # It could be useful in scenarios where load balancers needs to be updated | |
| # dynamically as application is fully initialized. |
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| { | |
| "dns": { | |
| "type": "answer", | |
| "id": 10451, | |
| "rcode": "NOERROR", | |
| "rrname": "time.windows.com", | |
| "ttl": 2755, | |
| "rrtype": [ | |
| "A", | |
| "CNAME" |
regit
/ Cocci test for uint
Created
July 14, 2017 16:58
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| @uint@ | |
| uint i; | |
| position p1; | |
| @@ | |
| i@p1 | |
| @script:python@ | |
| p1 << uint.p1; | |
| @@ |
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| @malloced@ | |
| expression x; | |
| position p1; | |
| identifier func =~ "(calloc|malloc)"; | |
| @@ | |
| x@p1 = func(...) | |
| @memset depends on malloced exists@ | |
| expression x; |
regit
/ metadata usage in snort ruleset
Created
April 21, 2017 12:21
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| \item policy balanced-ips alert | |
| \item policy balanced-ips drop | |
| \item policy connectivity-ips alert | |
| \item policy connectivity-ips drop | |
| \item policy max-detect-ips alert | |
| \item policy max-detect-ips drop | |
| \item policy security-ips alert | |
| \item policy security-ips drop | |
| \item ruleset community | |
| \item service (dcerpc|imap|\ldots) |
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| { | |
| "index": { | |
| "default": "NO_TIME_FILTER_OR_INDEX_PATTERN_NOT_MATCHED", | |
| "pattern": "[logstash-]YYYY.MM.DD", | |
| "warm_fields": true, | |
| "interval": "day" | |
| }, | |
| "style": "dark", | |
| "rows": [ | |
| { |
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| { | |
| "title": "SSH analysis", | |
| "services": { | |
| "query": { | |
| "list": { | |
| "0": { | |
| "query": "message:\"Invalid user\" AND sshd", | |
| "alias": "Failed login", | |
| "color": "#BF1B00", | |
| "id": 0, |
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| { | |
| "title": "Netfilter Logs", | |
| "services": { | |
| "query": { | |
| "list": { | |
| "0": { | |
| "query": "dvc:*", | |
| "alias": "Netfilter", | |
| "color": "#7EB26D", | |
| "id": 0, |
regit
/ Suricata dashboard
Last active
August 29, 2020 20:41
A sample Kibana dashboard using Suricata JSON output.
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| { | |
| "title": "Suricata EVE Dashboard", | |
| "services": { | |
| "query": { | |
| "list": { | |
| "0": { | |
| "query": "event_type:http", | |
| "alias": "HTTP", | |
| "color": "#7EB26D", | |
| "id": 0, |
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