urlhaus-filter/src/ids.js

65 lines
3.4 KiB
JavaScript

import { createWriteStream } from 'node:fs'
import { open } from 'node:fs/promises'
const domains = await open('malware-domains-online.txt')
const urls = await open('malware-url-top-domains-raw-online.txt')
const snort2 = createWriteStream('../public/urlhaus-filter-snort2-online.rules', {
encoding: 'utf8',
flags: 'a'
})
const snort3 = createWriteStream('../public/urlhaus-filter-snort3-online.rules', {
encoding: 'utf8',
flags: 'a'
})
const suricata = createWriteStream('../public/urlhaus-filter-suricata-online.rules', {
encoding: 'utf8',
flags: 'a'
})
const suricataSni = createWriteStream('../public/urlhaus-filter-suricata-sni-online.rules', {
encoding: 'utf8',
flags: 'a'
})
const splunk = createWriteStream('../public/urlhaus-filter-splunk-online.csv', {
encoding: 'utf8',
flags: 'a'
})
let sid = 100000001
for await (const domain of domains.readLines()) {
snort2.write(`alert tcp $HOME_NET any -> $EXTERNAL_NET [80,443] (msg:"urlhaus-filter malicious website detected"; flow:established,from_client; content:"GET"; http_method; content:"${domain}"; content:"Host"; http_header; classtype:trojan-activity; sid:${sid}; rev:1;)\n`)
snort3.write(`alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"urlhaus-filter malicious website detected"; http_header:field host; content:"${domain}",nocase; classtype:trojan-activity; sid:${sid}; rev:1;)\n`)
suricata.write(`alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"urlhaus-filter malicious website detected"; flow:established,from_client; http.method; content:"GET"; http.host; content:"${domain}"; classtype:trojan-activity; sid:${sid} rev:1;)\n`)
suricataSni.write(`alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"urlhaus-filter malicious website detected"; flow:established,from_client; tls.sni; bsize:32; content:"${domain}"; fast_pattern; classtype:trojan-activity; sid:${sid} rev:1;)\n`)
splunk.write(`"${domain}","","urlhaus-filter malicious website detected","${process.env.CURRENT_TIME}"\n`)
sid++
}
suricataSni.close()
for await (const line of urls.readLines()) {
if (!URL.canParse(`http://${line}`)) {
console.error(`Invalid URL: ${line}`)
continue
}
const url = new URL(`http://${line}`)
const { hostname, pathname, search } = url
const pathEscape = `${pathname}${search}`.replaceAll(';', '\\;')
const path = pathname + search
snort2.write(`alert tcp $HOME_NET any -> $EXTERNAL_NET [80,443] (msg:"urlhaus-filter malicious website detected"; flow:established,from_client; content:"GET"; http_method; content:"${pathEscape.substring(0, 2048)}"; http_uri; nocase; content:"${hostname}"; content:"Host"; http_header; classtype:trojan-activity; sid:${sid}; rev:1;)\n`)
snort3.write(`alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"urlhaus-filter malicious website detected"; http_header:field host; content:"${hostname}",nocase; http_uri; content:"${pathEscape}",nocase; classtype:trojan-activity; sid:${sid}; rev:1;)\n`)
suricata.write(`alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"urlhaus-filter malicious website detected"; flow:established,from_client; http.method; content:"GET"; http.uri; content:"${pathEscape}"; endswith; nocase; http.host; content:"${hostname}"; classtype:trojan-activity; sid:${sid}; rev:1;)\n`)
splunk.write(`"${hostname}","${path}","urlhaus-filter malicious website detected","${process.env.CURRENT_TIME}"\n`)
sid++
}
snort2.close()
snort3.close()
suricata.close()
splunk.close()