Mercury - Domain, Hash and IP IOCs - August 2022

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Identifies a match across various data feeds for domains, hashes and IP IOC related to Mercury Reference: https://www.microsoft.com/security/blog/2022/08/25/mercury-leveraging-log4j-2-vulnerabilities-in-unpatched-systems-to-target-israeli-organizations/

Attribute Value
Type Analytic Rule
Solution Standalone Content
ID ae10c588-7ff7-486c-9920-ab8b0bdb6ede
Severity High
Kind Scheduled
Tactics CommandAndControl
Techniques T1071
Required Connectors DNS, AzureMonitor(VMInsights), F5, CiscoASA, PaloAltoNetworks, Fortinet, CheckPoint, CEF, MicrosoftThreatProtection, Office365, AzureFirewall, WindowsFirewall
Source View on GitHub

Tables Used

This content item queries data from the following tables:

Table Selection Criteria Transformations Ingestion API Lake-Only
AZFWApplicationRule ✓ ✗ ✓
AZFWDnsQuery ✓ ✗ ✓
AZFWNetworkRule ✓ ✗ ✓
AzureDiagnostics 🔶 ✗ ✗ ✗
CommonSecurityLog ✓ ✓ ✓
DeviceFileEvents ✓ ✗ ✓
DeviceImageLoadEvents ✓ ✗ ✓
DeviceNetworkEvents ✓ ✗ ✓
DnsEvents ✓ ✗ ✓
Event ✓ ✓ ✗
OfficeActivity ✓ ✗ ✓
VMConnection ✗ ✗ ✗
WindowsFirewall ✓ ✗ ✓

Associated Connectors

The following connectors provide data for this content item:

Connector Solution
CefAma Common Event Format
DNS Windows Server DNS
VirtualMetricDirectorProxy VirtualMetric DataStream
VirtualMetricMSSentinelConnector VirtualMetric DataStream
VirtualMetricMSSentinelDataLakeConnector VirtualMetric DataStream
WindowsFirewall Windows Firewall

Solutions: Common Event Format, VirtualMetric DataStream, Windows Firewall, Windows Server DNS


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