""ET TROJAN dYdX NPM Package Backdoor Exfiltration Domain (api .circle-cdn .com) in DNS Lookup""
SID: 2038971
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Linux, attack_target Client_and_Server, created_at 2022_09_23, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2022_09_23
Reference:
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md5
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8e87f8857ef2269aaa78930015a45c91
Protocol: udp
Source Network: $HOME_NET
Source Port: any
Destination Network: any
Destination Port: 53
Flow:
Contents:
-
Value: "|01|" Depth: 1 Offset: 2
-
Value: "|00 01 00 00 00 00 00|"
-
Value: "|03|api|0a|circle-cdn|03|com|00|"
Within: 20
PCRE:
Special Options:
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nocase
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fast_pattern