""ET TROJAN Malicious Chrome Extension Domain Request (change-request .info in DNS Lookup)""
SID: 2025216
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2018_01_18, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2018_01_18
Reference:
Protocol: udp
Source Network: $HOME_NET
Source Port: any
Destination Network: any
Destination Port: 53
Flow:
Contents:
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Value: "|01|" Depth: 1 Offset: 2
-
Value: "|00 01 00 00 00 00 00|"
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Value: "|0e|change-request|04|info|00|"
Within: 7
PCRE:
Special Options:
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nocase
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fast_pattern