NRT Squid proxy events related to mining pools

let DomainList = dynamic(["monerohash.com", "do-dear.com", "xmrminerpro.com", "secumine.net", "xmrpool.com", "minexmr.org", "hashanywhere.com", "xmrget.com",
"mininglottery.eu", "minergate.com", "moriaxmr.com", "multipooler.com", "moneropools.com", "xmrpool.eu", "coolmining.club", "supportxmr.com",
"minexmr.com", "hashvault.pro", "xmrpool.net", "crypto-pool.fr", "xmr.pt", "miner.rocks", "walpool.com", "herominers.com", "gntl.co.uk", "semipool.com",
"coinfoundry.org", "cryptoknight.cc", "fairhash.org", "baikalmine.com", "tubepool.xyz", "fairpool.xyz", "asiapool.io", "coinpoolit.webhop.me", "nanopool.org",
"moneropool.com", "miner.center", "prohash.net", "poolto.be", "cryptoescrow.eu", "monerominers.net", "cryptonotepool.org", "extrmepool.org", "webcoin.me",
"kippo.eu", "hashinvest.ws", "monero.farm", "supportxmr.com", "xmrpool.eu", "linux-repository-updates.com", "1gh.com", "dwarfpool.com", "hash-to-coins.com",
"hashvault.pro", "pool-proxy.com", "hashfor.cash", "fairpool.cloud", "litecoinpool.org", "mineshaft.ml", "abcxyz.stream", "moneropool.ru", "cryptonotepool.org.uk",
"extremepool.org", "extremehash.com", "hashinvest.net", "unipool.pro", "crypto-pools.org", "monero.net", "backup-pool.com", "mooo.com", "freeyy.me", "cryptonight.net",
"shscrypto.net"]);
Syslog
| where ProcessName contains "squid"
| extend URL = extract("(([A-Z]+ [a-z]{4,5}:\\/\\/)|[A-Z]+ )([^ :]*)",3,SyslogMessage),
        SourceIP = extract("([0-9]+ )(([0-9]{1,3})\\.([0-9]{1,3})\\.([0-9]{1,3})\\.([0-9]{1,3}))",2,SyslogMessage),
        Status = extract("(TCP_(([A-Z]+)(_[A-Z]+)*)|UDP_(([A-Z]+)(_[A-Z]+)*))",1,SyslogMessage),
        HTTP_Status_Code = extract("(TCP_(([A-Z]+)(_[A-Z]+)*)|UDP_(([A-Z]+)(_[A-Z]+)*))/([0-9]{3})",8,SyslogMessage),
        User = extract("(CONNECT |GET )([^ ]* )([^ ]+)",3,SyslogMessage),
        RemotePort = extract("(CONNECT |GET )([^ ]*)(:)([0-9]*)",4,SyslogMessage),
        Domain = extract("(([A-Z]+ [a-z]{4,5}:\\/\\/)|[A-Z]+ )([^ :\\/]*)",3,SyslogMessage),
        Bytes = toint(extract("([A-Z]+\\/[0-9]{3} )([0-9]+)",2,SyslogMessage)),
        contentType = extract("([a-z/]+$)",1,SyslogMessage)
| extend TLD = extract("\\.[a-z]*$",0,Domain)
| where HTTP_Status_Code == '200'
| where Domain contains "."
| where Domain has_any (DomainList)

kind: NRT
version: 1.0.1
tactics:
- CommandAndControl
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Syslog/Analytic Rules/NRT_squid_events_for_mining_pools.yaml
severity: Low
relevantTechniques:
- T1102
id: dd03057e-4347-4853-bf1e-2b2d21eb4e59
name: NRT Squid proxy events related to mining pools
requiredDataConnectors:
- dataTypes:
  - Syslog
  connectorId: Syslog
- dataTypes:
  - Syslog
  connectorId: SyslogAma
query: |
  let DomainList = dynamic(["monerohash.com", "do-dear.com", "xmrminerpro.com", "secumine.net", "xmrpool.com", "minexmr.org", "hashanywhere.com", "xmrget.com",
  "mininglottery.eu", "minergate.com", "moriaxmr.com", "multipooler.com", "moneropools.com", "xmrpool.eu", "coolmining.club", "supportxmr.com",
  "minexmr.com", "hashvault.pro", "xmrpool.net", "crypto-pool.fr", "xmr.pt", "miner.rocks", "walpool.com", "herominers.com", "gntl.co.uk", "semipool.com",
  "coinfoundry.org", "cryptoknight.cc", "fairhash.org", "baikalmine.com", "tubepool.xyz", "fairpool.xyz", "asiapool.io", "coinpoolit.webhop.me", "nanopool.org",
  "moneropool.com", "miner.center", "prohash.net", "poolto.be", "cryptoescrow.eu", "monerominers.net", "cryptonotepool.org", "extrmepool.org", "webcoin.me",
  "kippo.eu", "hashinvest.ws", "monero.farm", "supportxmr.com", "xmrpool.eu", "linux-repository-updates.com", "1gh.com", "dwarfpool.com", "hash-to-coins.com",
  "hashvault.pro", "pool-proxy.com", "hashfor.cash", "fairpool.cloud", "litecoinpool.org", "mineshaft.ml", "abcxyz.stream", "moneropool.ru", "cryptonotepool.org.uk",
  "extremepool.org", "extremehash.com", "hashinvest.net", "unipool.pro", "crypto-pools.org", "monero.net", "backup-pool.com", "mooo.com", "freeyy.me", "cryptonight.net",
  "shscrypto.net"]);
  Syslog
  | where ProcessName contains "squid"
  | extend URL = extract("(([A-Z]+ [a-z]{4,5}:\\/\\/)|[A-Z]+ )([^ :]*)",3,SyslogMessage),
          SourceIP = extract("([0-9]+ )(([0-9]{1,3})\\.([0-9]{1,3})\\.([0-9]{1,3})\\.([0-9]{1,3}))",2,SyslogMessage),
          Status = extract("(TCP_(([A-Z]+)(_[A-Z]+)*)|UDP_(([A-Z]+)(_[A-Z]+)*))",1,SyslogMessage),
          HTTP_Status_Code = extract("(TCP_(([A-Z]+)(_[A-Z]+)*)|UDP_(([A-Z]+)(_[A-Z]+)*))/([0-9]{3})",8,SyslogMessage),
          User = extract("(CONNECT |GET )([^ ]* )([^ ]+)",3,SyslogMessage),
          RemotePort = extract("(CONNECT |GET )([^ ]*)(:)([0-9]*)",4,SyslogMessage),
          Domain = extract("(([A-Z]+ [a-z]{4,5}:\\/\\/)|[A-Z]+ )([^ :\\/]*)",3,SyslogMessage),
          Bytes = toint(extract("([A-Z]+\\/[0-9]{3} )([0-9]+)",2,SyslogMessage)),
          contentType = extract("([a-z/]+$)",1,SyslogMessage)
  | extend TLD = extract("\\.[a-z]*$",0,Domain)
  | where HTTP_Status_Code == '200'
  | where Domain contains "."
  | where Domain has_any (DomainList)  
entityMappings:
- fieldMappings:
  - identifier: FullName
    columnName: User
  entityType: Account
- fieldMappings:
  - identifier: Address
    columnName: SourceIP
  entityType: IP
- fieldMappings:
  - identifier: Url
    columnName: URL
  entityType: URL
description: |
  'Checks for Squid proxy events in Syslog associated with common mining pools .This query presumes the default Squid log format is being used.
   http://www.squid-cache.org/Doc/config/access_log/'