pC_microsoftazurecefappfilesuccessldapquery.md

Parser Content

{
Name = microsoft-azure-cef-app-file-success-ldapquery
  Product = Microsoft CAS
  ParserVersion = v1.0.0
  Conditions = [ """"eventTypeName":"""", """"genericEventType":"""", """"aadTenantId":"""", """LDAP query""", """Run command:""", """"type":"run"""" ]
  Fields = ${MSParsersTemplates.cef-azure-app-activity-1.Fields}[
    """\suser\s<b>(({user}[\w\.\-\!\#\^\~]{1,40}\$?)|({full_name}[^<]+))<\/b>"""
    """\sgroup\s<b>({group_name}[^<]+)<\/b>"""
    """SourceComputerObjectGuid[^\s]+\s+<b>({process_guid}[^<]+)<\/b>"""
    """SourceComputerDnsName[^\s]+\s+<b>({src_host}[^<]+)<\/b>"""
    """SourceComputerOperatingSystem<[^\s]+\s+<b>({os}[^<]+)<\/b>"""
    """DestinationComputerDnsName[^\s]+\s+<b>({dest_host}[^<]+)<\/b>"""
    """SourceAccountId[^\s]+\s+<b>({account_id}[^<]+)<\/b>"""
    """SourceAccountSid[^\s]+\s+<b>({user_sid}[^<]+)<\/b>"""
    """TargetAccountSid[^\s]+\s+<b>({dest_user_sid}[^<]+)<\/b>"""
    """TargetAccountUpnName[^\s]+\s+<b>({user_upn}[^<]+)<\/b>"""
    """Category[^\s]+\s+<b>({category}[^<]+)<\/b>"""
    """AttackTechniques[^\s]+\s+<b>({attack_info}[^<]+)<\/b>"""
    """Protocol[^\s]+\s+<b>({protocol}[^<]+)<\/b>"""    
 ]

cef-azure-app-activity-1 = {
  Vendor = Microsoft
  Product = Azure AD Activity Logs
  TimeFormat = "yyyy-MM-dd'T'HH:mm:ss.SSSZ"
  Fields = [
    """\Wdvc=(Unknown|Personal|({host}\S+))""",
    """\Wdvchost=(?:Unknown|Personal|({host}[\w\-.]+))\s+\w+=""",
    """act=({operation}[^\s]+)\s+(\w+=|$)""",
    """\Wrt=({time}\d+)""",
    """({time}\d\d\d\d-\d\d-\d\dT\d\d:\d\d:\d\d\.\d+Z) \S+ """,
    """\Wduser=(anonymous|Unknown|email|({email_address}([A-Za-z0-9]+[!#$%&'+\/=?^_`~.\-])*[A-Za-z0-9]+@({email_domain}[^\]\s"\\,;\|]+\.[^\]\s"\\,;\|]+))|({user}[\w\.\-\!\#\^\~]{1,40}\$?))(\s+\w+=|\s*$)""",
    """\Wsuser=(anonymous|Unknown|email|({email_address}([A-Za-z0-9]+[!#$%&'+\/=?^_`~.\-])*[A-Za-z0-9]+@({email_domain}[^\]\s"\\,;\|]+\.[^\]\s"\\,;\|]+))|({user}[\w\.\-\!\#\^\~]{1,40}\$?))(\s+\w+=|\s*$)""",
    """\Woutcome=({result}[^\s]+)\s+(\w+=|$)""",
    """CEF:([^\|]*\|){2}({app}[^\|]+)""",
    """destinationServiceName =({app}[^=]+?)\s+(\w+=|$)""",
    """src=({src_ip}((([0-9a-fA-F.]{0,4}):{1,2}){1,7}([0-9a-fA-F]){0,4})|(((25[0-5]|(2[0-4]|1\d|[0-9]|)\d)\.?\b){4}))(:({src_port}\d+))?""",
    """"description":"({additional_info}[^"]+?)\s*"""",
    """"SourceAccountDisplayName","value":"({full_name}({first_name}[^\s"]+)\s({last_name}[^\s"]+))"""",
    """"SourceAccountUpnName","value":"({email_address}([A-Za-z0-9]+[!#$%&'+\/=?^_`~.\-])*[A-Za-z0-9]+@({email_domain}[^\]\s"\\,;\|]+\.[^\]\s"\\,;\|]+))"""",
    """"SourceComputerDnsName","value":"({src_host}[^"]+)"""",
    """"DestinationComputerDnsName","value":"({dest_host}[\w\-.]+)"""",
    """"DestinationIpAddress","value":"({dest_ip}((([0-9a-fA-F.]{0,4}):{1,2}){1,7}([0-9a-fA-F]){0,4})|(((25[0-5]|(2[0-4]|1\d|[0-9]|)\d)\.?\b){4}))(:({dest_port}\d+))?"""",
    """"Protocol","value":"({protocol}[^"]+)"""",
    """"ClientIPAddress":"({src_ip}((([0-9a-fA-F.]{0,4}):{1,2}){1,7}([0-9a-fA-F]){0,4})|(((25[0-5]|(2[0-4]|1\d|[0-9]|)\d)\.?\b){4}))(\%\d+)?(:({src_port}\d+))?""""
    """"aadTenantId":\s*"({tenant_id}[^"]+)""""
    """"tenantId":\s*"({tenant_id}[^"]+)""""    
  
}