<185>Aug 19 15:46:21 WAFirewall CEF:0|Barracuda|WAF|1210|342|GEO_IP_BLOCK|1|cat=WF dst=63.115.117.184 dpt=80 act=DENY msg=[GeoIP Policy Match] duser="-" src=76.135.181.211 spt=54697 requestMethod=HEAD app=HTTP requestContext="-" start=Aug 19 2023 15:46:21  rt=1692477981283  request=/bc requestClientApplication="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36" dvchost=WAFirewall externalId=18a0f8c8263-b59de7e7 cn2=54697 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Forceful Browsing cs4Label=AttackGroup cs5=76.135.181.211 cs5Label=ProxyIP cs6="-" cs6Label=SessionID 

This is a syslog message from a product called Barracuda WAF by Barracuda. The following fields were extracted from the message:
action: block
clientport: 54697
facilitycode: 23
facilitylabel: local7
fqdn: /bc
localhostname: WAFirewall
localstarttime: 1692477981283 
messagetype: GEO_IP_BLOCK
priority: 185
senderhost: 10.0.0.250
sensitivity: normal
serverport: 80
severitycode: 9
severitylabel: alert
sourceinfo: unknown
tags: ['RuleID:global', 'barracuda_waf_GEO_IP_BLOCK', 'AttackGroup:Forceful Browsing', 'RuleType:GLOBAL', 'barracuda_waf', 'rfc3164', 'GEO_IP_BLOCK', 'cef', 'SessionID:-', 'FollowUpAction:NONE', 'ProxyIP:192.64.4.252']
vendorcode: 342
streamName: barracuda_waf
clientIP: 76.135.181.211
serverIP: 63.115.117.184
userName: -