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
relevantTechniques:
- T1190
- T1133
severity: High
entityMappings:
- fieldMappings:
- identifier: Name
columnName: MalwareCustomEntity
entityType: Malware
requiredDataConnectors:
- datatypes:
- Tomcat_CL
connectorId: CustomLogsAma
tactics:
- InitialAccess
description: |
'Detects known malicious user agents'
kind: Scheduled
status: Available
triggerOperator: gt
triggerThreshold: 0
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
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Tomcat/Analytic Rules/TomcatKnownMaliciousUserAgent.yaml
id: 5e77a818-5825-4ff6-a901-80891c4774d1
version: 1.0.2
name: Tomcat - Known malicious user agent
queryPeriod: 1h
queryFrequency: 1h
{
"$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"
}
]
}