Europium - Hash and IP IOCs - September 2022

let iocs = externaldata(DateAdded:string,IoC:string,Type:string,TLP:string) [@"https://raw.githubusercontent.com/Azure/Azure-Sentinel/master/Sample%20Data/Feeds/Europium_September2022.csv"] with (format="csv", ignoreFirstRecord=True);
let sha256Hashes = (iocs | where Type =~ "sha256" | project IoC);
let IPList = (iocs | where Type =~ "ip"| project IoC);
let IPRegex = '[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}';
(union isfuzzy=true
(CommonSecurityLog
| where SourceIP in (IPList) or DestinationIP in (IPList) or Message has_any (IPList)
| parse Message with * '(' DNSName ')' * 
| project TimeGenerated, SourceIP, DestinationIP, Message, SourceUserID, RequestURL, DNSName, Type
| extend MessageIP = extract(IPRegex, 0, Message), RequestIP = extract(IPRegex, 0, RequestURL)
| extend IPMatch = case(SourceIP in (IPList), "SourceIP", DestinationIP in (IPList), "DestinationIP", MessageIP in (IPList), "Message",  "NoMatch")
| extend timestamp = TimeGenerated, IPCustomEntity = case(IPMatch == "SourceIP", SourceIP, IPMatch == "DestinationIP", DestinationIP, IPMatch == "Message", MessageIP, "NoMatch"), AccountCustomEntity = SourceUserID
),
(DnsEvents
| where IPAddresses in (IPList)  
| project TimeGenerated, Computer, IPAddresses, Name, ClientIP, Type
| extend DestinationIPAddress = IPAddresses, DNSName = Name, Computer 
| extend timestamp = TimeGenerated, IPCustomEntity = DestinationIPAddress, HostCustomEntity = Computer
),
(VMConnection
| where SourceIp in (IPList) or DestinationIp in (IPList)
| parse RemoteDnsCanonicalNames with * '["' DNSName '"]' *
| project TimeGenerated, Computer, Direction, ProcessName, SourceIp, DestinationIp, DestinationPort, RemoteDnsQuestions, DNSName,BytesSent, BytesReceived, RemoteCountry, Type
| extend IPMatch = case( SourceIp in (IPList), "SourceIP", DestinationIp in (IPList), "DestinationIP", "None") 
| extend timestamp = TimeGenerated, IPCustomEntity = case(IPMatch == "SourceIP", SourceIp, IPMatch == "DestinationIP", DestinationIp, "NoMatch"), File = ProcessName, HostCustomEntity = Computer
),
(Event
| where Source == "Microsoft-Windows-Sysmon"
| where EventID == 3
| extend EvData = parse_xml(EventData)
| extend EventDetail = EvData.DataItem.EventData.Data
| extend SourceIP = tostring(EventDetail.[9].["#text"]), DestinationIP = tostring(EventDetail.[14].["#text"]), Image = tostring(EventDetail.[4].["#text"])
| where SourceIP in (IPList) or DestinationIP in (IPList)
| project TimeGenerated, SourceIP, DestinationIP, Image, UserName, Computer, Type
| extend IPMatch = case( SourceIP in (IPList), "SourceIP", DestinationIP in (IPList), "DestinationIP", "None")
| extend timestamp = TimeGenerated, File = tostring(split(Image, '\\', -1)[-1]), IPCustomEntity = case(IPMatch == "SourceIP", SourceIP, IPMatch == "DestinationIP", DestinationIP, "None"), HostCustomEntity = Computer, AccountCustomEntity = UserName
), 
(OfficeActivity
| where ClientIP in (IPList) 
| project TimeGenerated, UserAgent, Operation, RecordType, UserId, ClientIP, Type
| extend timestamp = TimeGenerated, IPCustomEntity = ClientIP, AccountCustomEntity = UserId
),
(DeviceNetworkEvents
| where RemoteIP in (IPList) or InitiatingProcessSHA256 in (sha256Hashes)
| project TimeGenerated, ActionType, DeviceId, Computer = DeviceName, InitiatingProcessAccountDomain, InitiatingProcessAccountName, InitiatingProcessCommandLine, InitiatingProcessFolderPath, InitiatingProcessId, InitiatingProcessParentFileName, InitiatingProcessFileName, RemoteIP, RemoteUrl, RemotePort, LocalIP, Type
| extend timestamp = TimeGenerated, IPCustomEntity = RemoteIP,  HostCustomEntity = Computer, AccountCustomEntity = InitiatingProcessAccountName
),
(WindowsFirewall
| where SourceIP in (IPList) or DestinationIP in (IPList) 
| project TimeGenerated, Computer, CommunicationDirection, SourceIP, DestinationIP, SourcePort, DestinationPort, Type
| extend IPMatch = case( SourceIP in (IPList), "SourceIP", DestinationIP in (IPList), "DestinationIP", "None")
| extend timestamp = TimeGenerated, HostCustomEntity = Computer, IPCustomEntity = case(IPMatch == "SourceIP", SourceIP, IPMatch == "DestinationIP", DestinationIP, "None")
), 
(imFileEvent
| where TargetFileSHA256 has_any (sha256Hashes)
| extend Account = ActorUsername, Computer = DvcHostname, IPAddress = SrcIpAddr, CommandLine = ActingProcessCommandLine, FileHash = TargetFileSHA256
| project Type, TimeGenerated, Computer, Account, IPAddress, CommandLine, FileHash
| extend timestamp = TimeGenerated, IPCustomEntity = IPAddress,  HostCustomEntity = Computer, AccountCustomEntity = Account, AlgorithmCustomEntity = "SHA256", FileHashCustomEntity = tostring(FileHash)
),
(DeviceFileEvents
| where SHA256 has_any (sha256Hashes)
| project TimeGenerated, ActionType, DeviceId, DeviceName, InitiatingProcessAccountDomain, InitiatingProcessAccountName, InitiatingProcessCommandLine, InitiatingProcessFolderPath, InitiatingProcessId, InitiatingProcessParentFileName, InitiatingProcessFileName, InitiatingProcessSHA256, Type
| extend timestamp = TimeGenerated, HostCustomEntity = DeviceName , AccountCustomEntity = InitiatingProcessAccountName,  AlgorithmCustomEntity = "SHA256", FileHashCustomEntity = tostring(InitiatingProcessSHA256),  CommandLine = InitiatingProcessCommandLine,Image = InitiatingProcessFolderPath
),
(DeviceImageLoadEvents
| where SHA256 has_any (sha256Hashes)
| project TimeGenerated, ActionType, DeviceId, DeviceName, InitiatingProcessAccountDomain, InitiatingProcessAccountName, InitiatingProcessCommandLine, InitiatingProcessFolderPath, InitiatingProcessId, InitiatingProcessParentFileName, InitiatingProcessFileName, InitiatingProcessSHA256, Type
| extend timestamp = TimeGenerated, HostCustomEntity = DeviceName , AccountCustomEntity = InitiatingProcessAccountName,  AlgorithmCustomEntity = "SHA256", FileHashCustomEntity = tostring(InitiatingProcessSHA256),  CommandLine = InitiatingProcessCommandLine,Image = InitiatingProcessFolderPath
),
(Event
| where Source =~ "Microsoft-Windows-Sysmon"
| where EventID == 1
| extend EvData = parse_xml(EventData)
| extend EventDetail = EvData.DataItem.EventData.Data
| extend Image = EventDetail.[4].["#text"],  CommandLine = EventDetail.[10].["#text"], Hashes = tostring(EventDetail.[17].["#text"])
| extend Hashes = extract_all(@"(?P<key>\w+)=(?P<value>[a-zA-Z0-9]+)", dynamic(["key","value"]), Hashes)
| extend Hashes = column_ifexists("Hashes", dynamic(["", ""])), CommandLine = column_ifexists("CommandLine", "")
| mv-expand Hashes
| where Hashes[0] =~ "SHA256" and Hashes[1] has_any (sha256Hashes)  
| project TimeGenerated, EventDetail, UserName, Computer, Type, Source, Hashes, CommandLine, Image
| extend Type = strcat(Type, ": ", Source)
| extend timestamp = TimeGenerated, HostCustomEntity = Computer , AccountCustomEntity = UserName, FileHashCustomEntity = tostring(Hashes[1])
)
)

kind: Scheduled
metadata:
  support:
    tier: Community
  categories:
    domains:
    - Security - Threat Intelligence
  source:
    kind: Community
  author:
    name: Ajeet Prakash
severity: High
tags:
- Europium
- SchemaVersion: 0.1.0
  Schema: ASIMFileEvent
name: Europium - Hash and IP IOCs - September 2022
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: AccountCustomEntity
    identifier: FullName
- entityType: Host
  fieldMappings:
  - columnName: HostCustomEntity
    identifier: FullName
- entityType: IP
  fieldMappings:
  - columnName: IPCustomEntity
    identifier: Address
- entityType: FileHash
  fieldMappings:
  - columnName: AlgorithmCustomEntity
    identifier: Algorithm
  - columnName: FileHashCustomEntity
    identifier: Value
relevantTechniques:
- T1071
- T1003
queryFrequency: 12h
triggerThreshold: 0
queryPeriod: 12h
description: |
  'Identifies a match across various data feeds for  hashes and IP IOC related to Europium
   Reference: https://www.microsoft.com/security/blog/2022/09/08/microsoft-investigates-iranian-attacks-against-the-albanian-government'  
id: 9d8b5a18-b7db-4c23-84a6-95febaf7e1e4
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Detections/MultipleDataSources/EUROPIUM _September2022.yaml
version: 1.0.2
tactics:
- CommandAndControl
- CredentialAccess
query: |
  let iocs = externaldata(DateAdded:string,IoC:string,Type:string,TLP:string) [@"https://raw.githubusercontent.com/Azure/Azure-Sentinel/master/Sample%20Data/Feeds/Europium_September2022.csv"] with (format="csv", ignoreFirstRecord=True);
  let sha256Hashes = (iocs | where Type =~ "sha256" | project IoC);
  let IPList = (iocs | where Type =~ "ip"| project IoC);
  let IPRegex = '[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}';
  (union isfuzzy=true
  (CommonSecurityLog
  | where SourceIP in (IPList) or DestinationIP in (IPList) or Message has_any (IPList)
  | parse Message with * '(' DNSName ')' * 
  | project TimeGenerated, SourceIP, DestinationIP, Message, SourceUserID, RequestURL, DNSName, Type
  | extend MessageIP = extract(IPRegex, 0, Message), RequestIP = extract(IPRegex, 0, RequestURL)
  | extend IPMatch = case(SourceIP in (IPList), "SourceIP", DestinationIP in (IPList), "DestinationIP", MessageIP in (IPList), "Message",  "NoMatch")
  | extend timestamp = TimeGenerated, IPCustomEntity = case(IPMatch == "SourceIP", SourceIP, IPMatch == "DestinationIP", DestinationIP, IPMatch == "Message", MessageIP, "NoMatch"), AccountCustomEntity = SourceUserID
  ),
  (DnsEvents
  | where IPAddresses in (IPList)  
  | project TimeGenerated, Computer, IPAddresses, Name, ClientIP, Type
  | extend DestinationIPAddress = IPAddresses, DNSName = Name, Computer 
  | extend timestamp = TimeGenerated, IPCustomEntity = DestinationIPAddress, HostCustomEntity = Computer
  ),
  (VMConnection
  | where SourceIp in (IPList) or DestinationIp in (IPList)
  | parse RemoteDnsCanonicalNames with * '["' DNSName '"]' *
  | project TimeGenerated, Computer, Direction, ProcessName, SourceIp, DestinationIp, DestinationPort, RemoteDnsQuestions, DNSName,BytesSent, BytesReceived, RemoteCountry, Type
  | extend IPMatch = case( SourceIp in (IPList), "SourceIP", DestinationIp in (IPList), "DestinationIP", "None") 
  | extend timestamp = TimeGenerated, IPCustomEntity = case(IPMatch == "SourceIP", SourceIp, IPMatch == "DestinationIP", DestinationIp, "NoMatch"), File = ProcessName, HostCustomEntity = Computer
  ),
  (Event
  | where Source == "Microsoft-Windows-Sysmon"
  | where EventID == 3
  | extend EvData = parse_xml(EventData)
  | extend EventDetail = EvData.DataItem.EventData.Data
  | extend SourceIP = tostring(EventDetail.[9].["#text"]), DestinationIP = tostring(EventDetail.[14].["#text"]), Image = tostring(EventDetail.[4].["#text"])
  | where SourceIP in (IPList) or DestinationIP in (IPList)
  | project TimeGenerated, SourceIP, DestinationIP, Image, UserName, Computer, Type
  | extend IPMatch = case( SourceIP in (IPList), "SourceIP", DestinationIP in (IPList), "DestinationIP", "None")
  | extend timestamp = TimeGenerated, File = tostring(split(Image, '\\', -1)[-1]), IPCustomEntity = case(IPMatch == "SourceIP", SourceIP, IPMatch == "DestinationIP", DestinationIP, "None"), HostCustomEntity = Computer, AccountCustomEntity = UserName
  ), 
  (OfficeActivity
  | where ClientIP in (IPList) 
  | project TimeGenerated, UserAgent, Operation, RecordType, UserId, ClientIP, Type
  | extend timestamp = TimeGenerated, IPCustomEntity = ClientIP, AccountCustomEntity = UserId
  ),
  (DeviceNetworkEvents
  | where RemoteIP in (IPList) or InitiatingProcessSHA256 in (sha256Hashes)
  | project TimeGenerated, ActionType, DeviceId, Computer = DeviceName, InitiatingProcessAccountDomain, InitiatingProcessAccountName, InitiatingProcessCommandLine, InitiatingProcessFolderPath, InitiatingProcessId, InitiatingProcessParentFileName, InitiatingProcessFileName, RemoteIP, RemoteUrl, RemotePort, LocalIP, Type
  | extend timestamp = TimeGenerated, IPCustomEntity = RemoteIP,  HostCustomEntity = Computer, AccountCustomEntity = InitiatingProcessAccountName
  ),
  (WindowsFirewall
  | where SourceIP in (IPList) or DestinationIP in (IPList) 
  | project TimeGenerated, Computer, CommunicationDirection, SourceIP, DestinationIP, SourcePort, DestinationPort, Type
  | extend IPMatch = case( SourceIP in (IPList), "SourceIP", DestinationIP in (IPList), "DestinationIP", "None")
  | extend timestamp = TimeGenerated, HostCustomEntity = Computer, IPCustomEntity = case(IPMatch == "SourceIP", SourceIP, IPMatch == "DestinationIP", DestinationIP, "None")
  ), 
  (imFileEvent
  | where TargetFileSHA256 has_any (sha256Hashes)
  | extend Account = ActorUsername, Computer = DvcHostname, IPAddress = SrcIpAddr, CommandLine = ActingProcessCommandLine, FileHash = TargetFileSHA256
  | project Type, TimeGenerated, Computer, Account, IPAddress, CommandLine, FileHash
  | extend timestamp = TimeGenerated, IPCustomEntity = IPAddress,  HostCustomEntity = Computer, AccountCustomEntity = Account, AlgorithmCustomEntity = "SHA256", FileHashCustomEntity = tostring(FileHash)
  ),
  (DeviceFileEvents
  | where SHA256 has_any (sha256Hashes)
  | project TimeGenerated, ActionType, DeviceId, DeviceName, InitiatingProcessAccountDomain, InitiatingProcessAccountName, InitiatingProcessCommandLine, InitiatingProcessFolderPath, InitiatingProcessId, InitiatingProcessParentFileName, InitiatingProcessFileName, InitiatingProcessSHA256, Type
  | extend timestamp = TimeGenerated, HostCustomEntity = DeviceName , AccountCustomEntity = InitiatingProcessAccountName,  AlgorithmCustomEntity = "SHA256", FileHashCustomEntity = tostring(InitiatingProcessSHA256),  CommandLine = InitiatingProcessCommandLine,Image = InitiatingProcessFolderPath
  ),
  (DeviceImageLoadEvents
  | where SHA256 has_any (sha256Hashes)
  | project TimeGenerated, ActionType, DeviceId, DeviceName, InitiatingProcessAccountDomain, InitiatingProcessAccountName, InitiatingProcessCommandLine, InitiatingProcessFolderPath, InitiatingProcessId, InitiatingProcessParentFileName, InitiatingProcessFileName, InitiatingProcessSHA256, Type
  | extend timestamp = TimeGenerated, HostCustomEntity = DeviceName , AccountCustomEntity = InitiatingProcessAccountName,  AlgorithmCustomEntity = "SHA256", FileHashCustomEntity = tostring(InitiatingProcessSHA256),  CommandLine = InitiatingProcessCommandLine,Image = InitiatingProcessFolderPath
  ),
  (Event
  | where Source =~ "Microsoft-Windows-Sysmon"
  | where EventID == 1
  | extend EvData = parse_xml(EventData)
  | extend EventDetail = EvData.DataItem.EventData.Data
  | extend Image = EventDetail.[4].["#text"],  CommandLine = EventDetail.[10].["#text"], Hashes = tostring(EventDetail.[17].["#text"])
  | extend Hashes = extract_all(@"(?P<key>\w+)=(?P<value>[a-zA-Z0-9]+)", dynamic(["key","value"]), Hashes)
  | extend Hashes = column_ifexists("Hashes", dynamic(["", ""])), CommandLine = column_ifexists("CommandLine", "")
  | mv-expand Hashes
  | where Hashes[0] =~ "SHA256" and Hashes[1] has_any (sha256Hashes)  
  | project TimeGenerated, EventDetail, UserName, Computer, Type, Source, Hashes, CommandLine, Image
  | extend Type = strcat(Type, ": ", Source)
  | extend timestamp = TimeGenerated, HostCustomEntity = Computer , AccountCustomEntity = UserName, FileHashCustomEntity = tostring(Hashes[1])
  )
  )  
requiredDataConnectors:
- dataTypes:
  - DnsEvents
  connectorId: DNS
- dataTypes:
  - VMConnection
  connectorId: AzureMonitor(VMInsights)
- dataTypes:
  - CommonSecurityLog
  connectorId: F5
- dataTypes:
  - CommonSecurityLog
  connectorId: CiscoASA
- dataTypes:
  - CommonSecurityLog
  connectorId: PaloAltoNetworks
- dataTypes:
  - CommonSecurityLog
  connectorId: Fortinet
- dataTypes:
  - CommonSecurityLog
  connectorId: CheckPoint
- dataTypes:
  - CommonSecurityLog
  connectorId: CEF
- dataTypes:
  - DeviceNetworkEvents
  - DeviceFileEvents
  - DeviceImageLoadEvents
  connectorId: MicrosoftThreatProtection
- dataTypes:
  - OfficeActivity
  connectorId: Office365
- dataTypes:
  - AzureDiagnostics
  connectorId: AzureFirewall
- dataTypes:
  - WindowsFirewall
  connectorId: WindowsFirewall
triggerOperator: gt

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/9d8b5a18-b7db-4c23-84a6-95febaf7e1e4')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/9d8b5a18-b7db-4c23-84a6-95febaf7e1e4')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01-preview",
      "properties": {
        "displayName": "Europium - Hash and IP IOCs - September 2022",
        "description": "'Identifies a match across various data feeds for  hashes and IP IOC related to Europium\n Reference: https://www.microsoft.com/security/blog/2022/09/08/microsoft-investigates-iranian-attacks-against-the-albanian-government'\n",
        "severity": "High",
        "enabled": true,
        "query": "let iocs = externaldata(DateAdded:string,IoC:string,Type:string,TLP:string) [@\"https://raw.githubusercontent.com/Azure/Azure-Sentinel/master/Sample%20Data/Feeds/Europium_September2022.csv\"] with (format=\"csv\", ignoreFirstRecord=True);\nlet sha256Hashes = (iocs | where Type =~ \"sha256\" | project IoC);\nlet IPList = (iocs | where Type =~ \"ip\"| project IoC);\nlet IPRegex = '[0-9]{1,3}\\\\.[0-9]{1,3}\\\\.[0-9]{1,3}\\\\.[0-9]{1,3}';\n(union isfuzzy=true\n(CommonSecurityLog\n| where SourceIP in (IPList) or DestinationIP in (IPList) or Message has_any (IPList)\n| parse Message with * '(' DNSName ')' * \n| project TimeGenerated, SourceIP, DestinationIP, Message, SourceUserID, RequestURL, DNSName, Type\n| extend MessageIP = extract(IPRegex, 0, Message), RequestIP = extract(IPRegex, 0, RequestURL)\n| extend IPMatch = case(SourceIP in (IPList), \"SourceIP\", DestinationIP in (IPList), \"DestinationIP\", MessageIP in (IPList), \"Message\",  \"NoMatch\")\n| extend timestamp = TimeGenerated, IPCustomEntity = case(IPMatch == \"SourceIP\", SourceIP, IPMatch == \"DestinationIP\", DestinationIP, IPMatch == \"Message\", MessageIP, \"NoMatch\"), AccountCustomEntity = SourceUserID\n),\n(DnsEvents\n| where IPAddresses in (IPList)  \n| project TimeGenerated, Computer, IPAddresses, Name, ClientIP, Type\n| extend DestinationIPAddress = IPAddresses, DNSName = Name, Computer \n| extend timestamp = TimeGenerated, IPCustomEntity = DestinationIPAddress, HostCustomEntity = Computer\n),\n(VMConnection\n| where SourceIp in (IPList) or DestinationIp in (IPList)\n| parse RemoteDnsCanonicalNames with * '[\"' DNSName '\"]' *\n| project TimeGenerated, Computer, Direction, ProcessName, SourceIp, DestinationIp, DestinationPort, RemoteDnsQuestions, DNSName,BytesSent, BytesReceived, RemoteCountry, Type\n| extend IPMatch = case( SourceIp in (IPList), \"SourceIP\", DestinationIp in (IPList), \"DestinationIP\", \"None\") \n| extend timestamp = TimeGenerated, IPCustomEntity = case(IPMatch == \"SourceIP\", SourceIp, IPMatch == \"DestinationIP\", DestinationIp, \"NoMatch\"), File = ProcessName, HostCustomEntity = Computer\n),\n(Event\n| where Source == \"Microsoft-Windows-Sysmon\"\n| where EventID == 3\n| extend EvData = parse_xml(EventData)\n| extend EventDetail = EvData.DataItem.EventData.Data\n| extend SourceIP = tostring(EventDetail.[9].[\"#text\"]), DestinationIP = tostring(EventDetail.[14].[\"#text\"]), Image = tostring(EventDetail.[4].[\"#text\"])\n| where SourceIP in (IPList) or DestinationIP in (IPList)\n| project TimeGenerated, SourceIP, DestinationIP, Image, UserName, Computer, Type\n| extend IPMatch = case( SourceIP in (IPList), \"SourceIP\", DestinationIP in (IPList), \"DestinationIP\", \"None\")\n| extend timestamp = TimeGenerated, File = tostring(split(Image, '\\\\', -1)[-1]), IPCustomEntity = case(IPMatch == \"SourceIP\", SourceIP, IPMatch == \"DestinationIP\", DestinationIP, \"None\"), HostCustomEntity = Computer, AccountCustomEntity = UserName\n), \n(OfficeActivity\n| where ClientIP in (IPList) \n| project TimeGenerated, UserAgent, Operation, RecordType, UserId, ClientIP, Type\n| extend timestamp = TimeGenerated, IPCustomEntity = ClientIP, AccountCustomEntity = UserId\n),\n(DeviceNetworkEvents\n| where RemoteIP in (IPList) or InitiatingProcessSHA256 in (sha256Hashes)\n| project TimeGenerated, ActionType, DeviceId, Computer = DeviceName, InitiatingProcessAccountDomain, InitiatingProcessAccountName, InitiatingProcessCommandLine, InitiatingProcessFolderPath, InitiatingProcessId, InitiatingProcessParentFileName, InitiatingProcessFileName, RemoteIP, RemoteUrl, RemotePort, LocalIP, Type\n| extend timestamp = TimeGenerated, IPCustomEntity = RemoteIP,  HostCustomEntity = Computer, AccountCustomEntity = InitiatingProcessAccountName\n),\n(WindowsFirewall\n| where SourceIP in (IPList) or DestinationIP in (IPList) \n| project TimeGenerated, Computer, CommunicationDirection, SourceIP, DestinationIP, SourcePort, DestinationPort, Type\n| extend IPMatch = case( SourceIP in (IPList), \"SourceIP\", DestinationIP in (IPList), \"DestinationIP\", \"None\")\n| extend timestamp = TimeGenerated, HostCustomEntity = Computer, IPCustomEntity = case(IPMatch == \"SourceIP\", SourceIP, IPMatch == \"DestinationIP\", DestinationIP, \"None\")\n), \n(imFileEvent\n| where TargetFileSHA256 has_any (sha256Hashes)\n| extend Account = ActorUsername, Computer = DvcHostname, IPAddress = SrcIpAddr, CommandLine = ActingProcessCommandLine, FileHash = TargetFileSHA256\n| project Type, TimeGenerated, Computer, Account, IPAddress, CommandLine, FileHash\n| extend timestamp = TimeGenerated, IPCustomEntity = IPAddress,  HostCustomEntity = Computer, AccountCustomEntity = Account, AlgorithmCustomEntity = \"SHA256\", FileHashCustomEntity = tostring(FileHash)\n),\n(DeviceFileEvents\n| where SHA256 has_any (sha256Hashes)\n| project TimeGenerated, ActionType, DeviceId, DeviceName, InitiatingProcessAccountDomain, InitiatingProcessAccountName, InitiatingProcessCommandLine, InitiatingProcessFolderPath, InitiatingProcessId, InitiatingProcessParentFileName, InitiatingProcessFileName, InitiatingProcessSHA256, Type\n| extend timestamp = TimeGenerated, HostCustomEntity = DeviceName , AccountCustomEntity = InitiatingProcessAccountName,  AlgorithmCustomEntity = \"SHA256\", FileHashCustomEntity = tostring(InitiatingProcessSHA256),  CommandLine = InitiatingProcessCommandLine,Image = InitiatingProcessFolderPath\n),\n(DeviceImageLoadEvents\n| where SHA256 has_any (sha256Hashes)\n| project TimeGenerated, ActionType, DeviceId, DeviceName, InitiatingProcessAccountDomain, InitiatingProcessAccountName, InitiatingProcessCommandLine, InitiatingProcessFolderPath, InitiatingProcessId, InitiatingProcessParentFileName, InitiatingProcessFileName, InitiatingProcessSHA256, Type\n| extend timestamp = TimeGenerated, HostCustomEntity = DeviceName , AccountCustomEntity = InitiatingProcessAccountName,  AlgorithmCustomEntity = \"SHA256\", FileHashCustomEntity = tostring(InitiatingProcessSHA256),  CommandLine = InitiatingProcessCommandLine,Image = InitiatingProcessFolderPath\n),\n(Event\n| where Source =~ \"Microsoft-Windows-Sysmon\"\n| where EventID == 1\n| extend EvData = parse_xml(EventData)\n| extend EventDetail = EvData.DataItem.EventData.Data\n| extend Image = EventDetail.[4].[\"#text\"],  CommandLine = EventDetail.[10].[\"#text\"], Hashes = tostring(EventDetail.[17].[\"#text\"])\n| extend Hashes = extract_all(@\"(?P<key>\\w+)=(?P<value>[a-zA-Z0-9]+)\", dynamic([\"key\",\"value\"]), Hashes)\n| extend Hashes = column_ifexists(\"Hashes\", dynamic([\"\", \"\"])), CommandLine = column_ifexists(\"CommandLine\", \"\")\n| mv-expand Hashes\n| where Hashes[0] =~ \"SHA256\" and Hashes[1] has_any (sha256Hashes)  \n| project TimeGenerated, EventDetail, UserName, Computer, Type, Source, Hashes, CommandLine, Image\n| extend Type = strcat(Type, \": \", Source)\n| extend timestamp = TimeGenerated, HostCustomEntity = Computer , AccountCustomEntity = UserName, FileHashCustomEntity = tostring(Hashes[1])\n)\n)\n",
        "queryFrequency": "PT12H",
        "queryPeriod": "PT12H",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "CommandAndControl",
          "CredentialAccess"
        ],
        "techniques": [
          "T1071",
          "T1003"
        ],
        "alertRuleTemplateName": "9d8b5a18-b7db-4c23-84a6-95febaf7e1e4",
        "customDetails": null,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "identifier": "FullName",
                "columnName": "AccountCustomEntity"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "identifier": "FullName",
                "columnName": "HostCustomEntity"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "identifier": "Address",
                "columnName": "IPCustomEntity"
              }
            ]
          },
          {
            "entityType": "FileHash",
            "fieldMappings": [
              {
                "identifier": "Algorithm",
                "columnName": "AlgorithmCustomEntity"
              },
              {
                "identifier": "Value",
                "columnName": "FileHashCustomEntity"
              }
            ]
          }
        ],
        "templateVersion": "1.0.2",
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Detections/MultipleDataSources/EUROPIUM _September2022.yaml",
        "tags": [
          "Europium",
          {
            "Schema": "ASIMFileEvent",
            "SchemaVersion": "0.1.0"
          }
        ]
      }
    }
  ]
}