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LEEF Correlation Incident Logs

LEEF Key
Description
Value 
Header (logVer)
LEEF format version
LEEF: 1.0
Header (vendor)
Appliance vendor
Trend Micro
Header (pname)
Appliance product
Deep Discovery Inspector
Header (pver)
Appliance version
Example: 3.8.1181
Header (eventName)
Event Name
SUSPICIOUS_BEHAVIOUR_DETECTION
data0
Correlation data 0
Additional attribute values
data1
Correlation data 1
Additional attribute values
data2
Correlation data 2
Additional attribute values
data3
Correlation data 3
Additional attribute values
data4
Correlation data 4
Additional attribute values
data5
Correlation data 5
Additional attribute values
data6
Correlation data 6
Additional attribute values
data7
Correlation data 7
Additional attribute values
data8
Correlation data 8
Additional attribute values
data9
Correlation data 9
Additional attribute values
deviceDirection
Packet direction
  • 0: Source is external
  • 1: Source is internal
  • 2: Unknown
deviceGUID
Appliance GUID
Example: 6B593E17AFB7-40FBBB28-A4CE-0462-A536
deviceMacAddress
Appliance MAC address
Example: 00:0C:29:6E:CB:F9
devTime
Log generation time
Example: Mar 09 2015 17:05:21 GMT+08:00
devTimeFormat
Time format
MMM dd yyyy HH:mm:ss z
dvc
Appliance IP address
Example: 10.1.144.199
dvchost
Appliance host name
Example: localhost
interestedHost
Interested host name
Example: trend.net
interestedIp
Interested IP
Example: 10.1.144.199
interestedMacAddress
Interested MAC address
Example: 00:0C:29:6E:CB:F9
interestedUser
Interested user name 1
Example: user1
interestedUser2
Interested user name 2
Example: user2
interestedUser3
Interested user name 3
Example: user3
pComp
Detection engine/component
Correlation
proto
Protocol
Example: SMTP
ptype
Application type
IDS
ruleId
Rule ID
Example: 52
ruleName
Rule name
Example: This host has responded to DNS queries.
sev
Severity
  • 2: Informational
  • 4: Low
  • 6: Medium
  • 8: High
threatName
Threat name
Example: Malicious Bot
threatType
Threat type
Example: Malware-related
userGroup
User group
Example: Default
Log sample:
Note
Note
When using the LEEF log syntax, separate event attributes with <009> as a tab delimiter.
LEEF:1.0|Trend Micro|Deep Discovery Inspector|3.8.1181|SUSPI
CIOUS_BEHAVIOUR_DETECTION|devTimeFormat=MMM dd yyyy HH:mm:ss
 z<009>deviceMacAddress=00:0C:29:A6:53:0C<009>dvchost=ddi38-
143<009>pComp=Correlation<009>dvc=10.201.156.143<009>ptype=I
DS<009>deviceGUID=D2C1D6D20FF8-4FC98F92-25EB-D7DA-AF0E<009>d
evTime=Mar 11 2015 22:05:50 GMT-04:00<009>sev=2<009>interest
edIp=172.16.0.100<009>interestedHost=172.16.0.100<009>intere
stedMacAddress=00:0c:29:70:45:...36<009>ruleId=47<009>ruleNa
me=This host has responded to DNS queries.<009>threatType=Un
registered Service<009>threatName=Unregistered DNS Server<00
9>proto=DNS Response<009>userGroup=Default<009>deviceDirecti
on=1