Tomcat - Known malicious user agent
Id | 5e77a818-5825-4ff6-a901-80891c4774d1 |
Rulename | Tomcat - Known malicious user agent |
Description | Detects known malicious user agents |
Severity | High |
Tactics | InitialAccess |
Techniques | T1190 T1133 |
Required data connectors | CustomLogsAma |
Kind | Scheduled |
Query frequency | 1h |
Query period | 1h |
Trigger threshold | 0 |
Trigger operator | gt |
Source Uri | https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Tomcat/Analytic Rules/TomcatKnownMaliciousUserAgent.yaml |
Version | 1.0.2 |
Arm template | 5e77a818-5825-4ff6-a901-80891c4774d1.json |
let malicious_ua = dynamic(['Nikto', 'hydra', '.nasl', 'absinthe', 'advanced email extractor', 'arachni', 'autogetcontent', 'bilbo', 'BFAC', 'brutus', 'brutus/aet', 'bsqlbf', 'cgichk', 'cisco-torch', 'commix', 'core-project', 'crimscanner', 'datacha0s', 'dirbuster', 'domino hunter', 'dotdotpwn', 'email extractor', 'fhscan core', 'floodgate', 'get-minimal', 'gootkit auto-rooter scanner', 'grabber', 'grendel-scan', 'havij', 'inspath', 'internet ninja', 'jaascois', 'zmeu', 'masscan', 'metis', 'morfeus', 'mysqloit', 'n-stealth', 'nessus', 'netsparker', 'nmap nse', 'nmap scripting engine', 'nmap-nse', 'nsauditor', 'openvas', 'pangolin', 'paros', 'pmafind', 'prog.customcrawler', 'qualys was', 's.t.a.l.k.e.r.', 'security scan', 'springenwerk', 'sql power injector', 'sqlmap', 'sqlninja', 'teh forest lobster', 'this is an exploit', 'toata dragostea', 'toata dragostea mea pentru diavola', 'uil2pn', 'vega', 'voideye', 'w3af.sf.net', 'w3af.sourceforge.net', 'w3af.org', 'webbandit', 'webinspect', 'webshag', 'webtrends security analyzer', 'webvulnscan', 'whatweb', 'whcc', 'wordpress hash grabber', 'xmlrpc exploit', 'WPScan', 'XSpider', 'SF/', 'FooBar/42', 'ScanAlert', 'Webscanner', 'Webster', 'fantomCrew', 'fantomBrowser', 'visvo', 'magereport', 'ltx71', 'websiteprotection', 'BigCliqueBOT', 'BOT for JCE']);
TomcatEvent
| where HttpUserAgentOriginal has_any (malicious_ua)
| extend MalwareCustomEntity = HttpUserAgentOriginal
triggerThreshold: 0
requiredDataConnectors:
- connectorId: CustomLogsAma
datatypes:
- Tomcat_CL
severity: High
queryFrequency: 1h
id: 5e77a818-5825-4ff6-a901-80891c4774d1
relevantTechniques:
- T1190
- T1133
queryPeriod: 1h
name: Tomcat - Known malicious user agent
status: Available
kind: Scheduled
tactics:
- InitialAccess
triggerOperator: gt
version: 1.0.2
entityMappings:
- entityType: Malware
fieldMappings:
- columnName: MalwareCustomEntity
identifier: Name
description: |
'Detects known malicious user agents'
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Tomcat/Analytic Rules/TomcatKnownMaliciousUserAgent.yaml
query: |
let malicious_ua = dynamic(['Nikto', 'hydra', '.nasl', 'absinthe', 'advanced email extractor', 'arachni', 'autogetcontent', 'bilbo', 'BFAC', 'brutus', 'brutus/aet', 'bsqlbf', 'cgichk', 'cisco-torch', 'commix', 'core-project', 'crimscanner', 'datacha0s', 'dirbuster', 'domino hunter', 'dotdotpwn', 'email extractor', 'fhscan core', 'floodgate', 'get-minimal', 'gootkit auto-rooter scanner', 'grabber', 'grendel-scan', 'havij', 'inspath', 'internet ninja', 'jaascois', 'zmeu', 'masscan', 'metis', 'morfeus', 'mysqloit', 'n-stealth', 'nessus', 'netsparker', 'nmap nse', 'nmap scripting engine', 'nmap-nse', 'nsauditor', 'openvas', 'pangolin', 'paros', 'pmafind', 'prog.customcrawler', 'qualys was', 's.t.a.l.k.e.r.', 'security scan', 'springenwerk', 'sql power injector', 'sqlmap', 'sqlninja', 'teh forest lobster', 'this is an exploit', 'toata dragostea', 'toata dragostea mea pentru diavola', 'uil2pn', 'vega', 'voideye', 'w3af.sf.net', 'w3af.sourceforge.net', 'w3af.org', 'webbandit', 'webinspect', 'webshag', 'webtrends security analyzer', 'webvulnscan', 'whatweb', 'whcc', 'wordpress hash grabber', 'xmlrpc exploit', 'WPScan', 'XSpider', 'SF/', 'FooBar/42', 'ScanAlert', 'Webscanner', 'Webster', 'fantomCrew', 'fantomBrowser', 'visvo', 'magereport', 'ltx71', 'websiteprotection', 'BigCliqueBOT', 'BOT for JCE']);
TomcatEvent
| where HttpUserAgentOriginal has_any (malicious_ua)
| extend MalwareCustomEntity = HttpUserAgentOriginal
{
"$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"workspace": {
"type": "String"
}
},
"resources": [
{
"apiVersion": "2024-01-01-preview",
"id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/5e77a818-5825-4ff6-a901-80891c4774d1')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/5e77a818-5825-4ff6-a901-80891c4774d1')]",
"properties": {
"alertRuleTemplateName": "5e77a818-5825-4ff6-a901-80891c4774d1",
"customDetails": null,
"description": "'Detects known malicious user agents'\n",
"displayName": "Tomcat - Known malicious user agent",
"enabled": true,
"entityMappings": [
{
"entityType": "Malware",
"fieldMappings": [
{
"columnName": "MalwareCustomEntity",
"identifier": "Name"
}
]
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Tomcat/Analytic Rules/TomcatKnownMaliciousUserAgent.yaml",
"query": "let malicious_ua = dynamic(['Nikto', 'hydra', '.nasl', 'absinthe', 'advanced email extractor', 'arachni', 'autogetcontent', 'bilbo', 'BFAC', 'brutus', 'brutus/aet', 'bsqlbf', 'cgichk', 'cisco-torch', 'commix', 'core-project', 'crimscanner', 'datacha0s', 'dirbuster', 'domino hunter', 'dotdotpwn', 'email extractor', 'fhscan core', 'floodgate', 'get-minimal', 'gootkit auto-rooter scanner', 'grabber', 'grendel-scan', 'havij', 'inspath', 'internet ninja', 'jaascois', 'zmeu', 'masscan', 'metis', 'morfeus', 'mysqloit', 'n-stealth', 'nessus', 'netsparker', 'nmap nse', 'nmap scripting engine', 'nmap-nse', 'nsauditor', 'openvas', 'pangolin', 'paros', 'pmafind', 'prog.customcrawler', 'qualys was', 's.t.a.l.k.e.r.', 'security scan', 'springenwerk', 'sql power injector', 'sqlmap', 'sqlninja', 'teh forest lobster', 'this is an exploit', 'toata dragostea', 'toata dragostea mea pentru diavola', 'uil2pn', 'vega', 'voideye', 'w3af.sf.net', 'w3af.sourceforge.net', 'w3af.org', 'webbandit', 'webinspect', 'webshag', 'webtrends security analyzer', 'webvulnscan', 'whatweb', 'whcc', 'wordpress hash grabber', 'xmlrpc exploit', 'WPScan', 'XSpider', 'SF/', 'FooBar/42', 'ScanAlert', 'Webscanner', 'Webster', 'fantomCrew', 'fantomBrowser', 'visvo', 'magereport', 'ltx71', 'websiteprotection', 'BigCliqueBOT', 'BOT for JCE']);\nTomcatEvent\n| where HttpUserAgentOriginal has_any (malicious_ua)\n| extend MalwareCustomEntity = HttpUserAgentOriginal\n",
"queryFrequency": "PT1H",
"queryPeriod": "PT1H",
"severity": "High",
"status": "Available",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"InitialAccess"
],
"techniques": [
"T1133",
"T1190"
],
"templateVersion": "1.0.2",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}