Created
January 27, 2016 18:09
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Extracts the email and client IP address from Exchange's EWS logs. Useful for user hunting.
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| $EWSLogPath = "$($env:exchangeinstallpath)\Logging\EWS\" | |
| $EWSLogPath = "." | |
| $NumberOfLogs = 10 | |
| $RecentLogs = ls "$EWSLogPath\*.log" | sort LastWriteTime -Descending | select -First $NumberOfLogs -ExpandProperty FullName | |
| $UserLogons = @() | |
| foreach($Log in $RecentLogs) | |
| { | |
| $LogFile = Get-Content $Log | select -Skip 5 | |
| $EWSHeaders2010 = "DateTime","AuthenticationType","IsAuthenticated","AuthenticatedUser","Organization","UserAgent","ClientIpAddress","ServerHostName","SoapAction","HttpStatus","ErrorCode","ImpersonatedUser","Cookie","BeginBudgetConnections","EndBudgetConnections","BeginBudgetHangingConnections","EndBudgetHangingConnections","BeginBudgetAD","EndBudgetAD","BeginBudgetCAS","EndBudgetCAS","BeginBudgetRPC","EndBudgetRPC","BeginBudgetFindCount","EndBudgetFindCount","BeginBudgetSubscriptions","EndBudgetSubscriptions","DCResource","DCHealth","DCHistoricalLoad","MDBResource","MDBHealth","MDBHistoricalLoad","ThrottlingPolicy","ThrottlingDelay","ThrottlingRequestType","TotalDCRequestCount","TotalDCRequestLatency","TotalMBXRequestCount","TotalMBXRequestLatency","TotalRequestTime","GenericInfo","AuthenticationErrors","GenericErrors" | |
| $EWSHeaders2013 = "DateTime" ,"RequestId" ,"MajorVersion","MinorVersion","BuildVersion","RevisionVersion","ClientRequestId","AuthenticationType","IsAuthenticated","AuthenticatedUser","Organization","UserAgent","VersionInfo","ClientIpAddress","ServerHostName","FrontEndServer","SoapAction","HttpStatus","RequestSize","ResponseSize","ErrorCode","ImpersonatedUser","ProxyAsUser","ActAsUser","Cookie","CorrelationGuid","PrimaryOrProxyServer","TaskType","RemoteBackendCount","LocalMailboxCount","RemoteMailboxCount","LocalIdCount","RemoteIdCount","BeginBudgetConnections","EndBudgetConnections","BeginBudgetHangingConnections","EndBudgetHangingConnections","BeginBudgetAD","EndBudgetAD","BeginBudgetCAS","EndBudgetCAS","BeginBudgetRPC","EndBudgetRPC","BeginBudgetFindCount","EndBudgetFindCount","BeginBudgetSubscriptions","EndBudgetSubscriptions","MDBResource","MDBHealth","MDBHistoricalLoad","ThrottlingPolicy","ThrottlingDelay","ThrottlingRequestType","TotalDCRequestCount","TotalDCRequestLatency","TotalMBXRequestCount","TotalMBXRequestLatency","RecipientLookupLatency","ExchangePrincipalLatency","HttpPipelineLatency","CheckAccessCoreLatency","AuthModuleLatency","CallContextInitLatency","PreExecutionLatency","CoreExecutionLatency","TotalRequestTime","DetailedExchangePrincipalLatency","ClientStatistics","GenericInfo","AuthenticationErrors","GenericErrors" | |
| $CsvLog = ConvertFrom-Csv $LogFile -Header $EWSHeaders2013 | |
| $LogonData = $CsvLog | select ImpersonatedUser,AuthenticatedUser,ClientIPAddress | ?{ | |
| ($_.ImpersonatedUser -or $_.AuthenticatedUser) ` | |
| -and $_.ClientIPAddress -notmatch '127.0.0.1|::1|^fe80:' | |
| } | |
| $UserLogons += $LogonData | |
| } | |
| $UserLogons | sort -Unique -Property ImpersonatedUser,AuthenticatedUser,ClientIPAddress |
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