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2021-05-18 15:31:05 +02:00

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<Sysmon schemaversion="4.30">
<EventFiltering>
<RuleGroup name="" groupRelation="or">
<ProcessAccess onmatch="include">
<!-- In some environments this causes HIGH CPU usage by sysmon, remove this module when that occurs -->
<Rule groupRelation="and">
<TargetImage name="technique_id=T1003,technique_name=Credential Dumping" condition="is">C:\Windows\system32\lsass.exe</TargetImage> <!--Mitre T1098--> <!--Mitre T1550.002--> <!--Mitre T1003--> <!-- depending on what you're running on your host, this might be noisy-->
<GrantedAccess>0x1FFFFF</GrantedAccess> <!--Expect EDRs/AVs to also trigger this-->
</Rule>
<Rule groupRelation="and">
<TargetImage name="technique_id=T1003,technique_name=Credential Dumping" condition="is">C:\Windows\system32\lsass.exe</TargetImage> <!--Mitre T1098--> <!--Mitre T1550.002--> <!--Mitre T1003--> <!-- depending on what you're running on your host, this might be noisy-->
<GrantedAccess>0x1F1FFF</GrantedAccess>
</Rule>
<Rule groupRelation="and">
<TargetImage name="technique_id=T1003,technique_name=Credential Dumping" condition="is">C:\Windows\system32\lsass.exe</TargetImage> <!--Mitre T1098--> <!--Mitre T1550.002--> <!--Mitre T1003--> <!-- depending on what you're running on your host, this might be noisy-->
<GrantedAccess>0x1010</GrantedAccess>
</Rule>
<Rule groupRelation="and">
<TargetImage name="technique_id=T1003,technique_name=Credential Dumping" condition="is">C:\Windows\system32\lsass.exe</TargetImage> <!--Mitre T1098--> <!--Mitre T1550.002--> <!--Mitre T1003--> <!-- depending on what you're running on your host, this might be noisy-->
<GrantedAccess>0x143A</GrantedAccess>
</Rule>
<Rule groupRelation="and">
<TargetImage name="technique_id=T1003,technique_name=Credential Dumping" condition="image">lsass.exe</TargetImage> <!--https://pentestlab.blog/2018/05/15/lateral-movement-winrm/-->
<SourceImage name="technique_id=T1003,technique_name=Credential Dumping" condition="image">wsmprovhost.exe</SourceImage>
</Rule>
</ProcessAccess>
</RuleGroup>
</EventFiltering>
</Sysmon>