• Search
  • Dashboards
  • Browse
    • Sourcetype

      • _audit
      • _internal
      • access_combined
      • apache
      • audittrail
      • citrix:netscaler:syslog
      • Cron
      • crowdstrike
      • Dashboards
      • datamodels
      • DBConnect
      • Enterprise Security
      • eval
      • F5
      • Fun Stuff & Helpful Hints
      • Hack
      • Hygiene
      • IIS
      • Juniper
      • Linux Performance
      • linux_secure
      • Malware
      • Monitoring
      • Networking
      • opensense
      • opsec
      • osx_secure
      • Perfmon:Available Memory
      • Perfmon:CPU Load
      • Perfmon:Free Disk Space
      • Perfmon:Network Interface
      • postfix_syslog
      • Qualys
      • REST
      • RFQ – Request For Query
      • splunkd
      • Tenable
      • Uncategorized
      • Unix:Uptime
      • WinEventLog:Application
      • WinEventLog:Security
      • WinEventLog:System
      • WinRegistry
      • WMI:Uptime
    • Tags

      6.1.2 admin apache audit audittrail authentication Cisco Diagnostics failed logon Firewall IIS index indexes internal license License usage Linux linux audit Login Logon malware Network Perfmon Performance qualys REST Security sourcetype splunk splunkd splunk on splunk Tenable Tenable Security Center troubleshoot troubleshooting tstats Universal Forwarder users Vulnerabilities Web Traffic Windows Windows Audit Windows Security _audit _internal
  • Post New Query
  • Our Blog
  • Splunk Jobs
  • Search
  • Dashboards
  • Browse
    • Sourcetype

      • _audit
      • _internal
      • access_combined
      • apache
      • audittrail
      • citrix:netscaler:syslog
      • Cron
      • crowdstrike
      • Dashboards
      • datamodels
      • DBConnect
      • Enterprise Security
      • eval
      • F5
      • Fun Stuff & Helpful Hints
      • Hack
      • Hygiene
      • IIS
      • Juniper
      • Linux Performance
      • linux_secure
      • Malware
      • Monitoring
      • Networking
      • opensense
      • opsec
      • osx_secure
      • Perfmon:Available Memory
      • Perfmon:CPU Load
      • Perfmon:Free Disk Space
      • Perfmon:Network Interface
      • postfix_syslog
      • Qualys
      • REST
      • RFQ – Request For Query
      • splunkd
      • Tenable
      • Uncategorized
      • Unix:Uptime
      • WinEventLog:Application
      • WinEventLog:Security
      • WinEventLog:System
      • WinRegistry
      • WMI:Uptime
    • Tags

      6.1.2 admin apache audit audittrail authentication Cisco Diagnostics failed logon Firewall IIS index indexes internal license License usage Linux linux audit Login Logon malware Network Perfmon Performance qualys REST Security sourcetype splunk splunkd splunk on splunk Tenable Tenable Security Center troubleshoot troubleshooting tstats Universal Forwarder users Vulnerabilities Web Traffic Windows Windows Audit Windows Security _audit _internal
  • Post New Query
  • Our Blog
  • Splunk Jobs

Tag: failed logon

Failed Attempts to Logon to Splunk Web

  • _internal
  • SplunkNinja
  • 5 Comments
  • You already voted!

The following Splunk Search Query will return all users who have failed to logon to the Splunk Web console. This query will also include an average (from eventstats).   index=_audit action=”login attempt” info=failed | timechart count(user) as Failed_Attempts| eventstats avg(Failed_Attempts) as Average

Continue Reading →

Windows Failed Logons with Average Overlay

  • WinEventLog:Security
  • ItsJohnLocke
  • You already voted!

This Splunk search will show any failed login attempt and graphically overlay an average value.   sourcetype=”WinEventLog:Security” (Logon_Type=2 OR Logon_Type=7 OR Logon_Type=10) (EventCode=4625 OR EventCode=529 OR EventCode=530 OR EventCode=531 OR EventCode=532 OR EventCode=533 OR EventCode=534 OR EventCode=535 OR EventCode=536 OR EventCode=537 OR EventCode=539) | timechart count(EventCode) as count | eventstats avg(count) as Average | eval […]

Continue Reading →

Failed Authentication to Non-existing Accounts

  • WinEventLog:Security
  • SplunkNinja
  • You already voted!

This splunk query will return results for failed logon attempts to accounts that do not exist. This has been tested and confirmed on Windows Server 2008 and newer machines:  source=”WinEventLog:security” sourcetype=”WinEventLog:Security” EventCode=4625 Sub_Status=0xC0000064 |eval Date=strftime(_time, “%Y/%m/%d”) |rex “Which\sLogon\sFailed:\s+Security\sID:\s+\S.*\s+\w+\s\w+\S\s.(?<uacct>\S.*)” | stats count by Date, uacct, host | rename count as “Attempts” | sort – Attempts

Continue Reading →

Failed Logins Windows

  • WinEventLog:Security
  • SplunkNinja
  • You already voted!

Splunk query for all failed logon attempts within a windows environment. sourcetype=”WinEventLog:Security” (“EventCode=4625”) OR (“EventCode=529” OR “EventCode=530” OR “EventCode=531” OR “EventCode=532” OR “EventCode=533” OR “EventCode=534” OR “EventCode=535” OR “EventCode=536” OR “EventCode=537” OR “EventCode=539”)

Continue Reading →

Join the live chat on Discord

Members

Newest | Active
  • Profile picture of tommyson50
    tommyson50
    Active 8 hours, 48 minutes ago
  • Profile picture of tinmyint
    tinmyint
    Active 3 days, 16 hours ago
  • Profile picture of theproducer
    theproducer
    Active 6 days, 4 hours ago
  • Profile picture of MGSplunk
    MGSplunk
    Active 1 week, 1 day ago
  • Profile picture of sri somasekhar
    sri somasekhar
    Active 1 week, 2 days ago
  • Home
  • Log In
  • Register
  • About GoSplunk
  • GoSplunk FAQs
  • Contact the GoSplunk Team
  • Splunk Website
  • Splunk Documentation
  • Splunk Answers

GoSplunk is not affiliated with Splunk Inc. in any way.

© 2019 GoSplunk
  • Privacy Policy
  • Terms and Conditions
  • Forgot Password?
sponsored