""ET TROJAN Targeted Activity - CnC Domain in SNI""
SID: 2029952
Revision: 2
Class Type: trojan-activity
Metadata: created_at 2020_04_20, deployment Perimeter, performance_impact Low, signature_severity Major, tag SSL_TLS_SNI, updated_at 2020_04_20
Reference:
-
md5
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bedf648063aa10ea2810b2f6b9601326
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: 443
Flow: to_server,established
Contents:
-
Value: "|16|" Depth: 1
-
Value: "|00 00 14|dellgenius.hopto.org"
Within:
PCRE:
Special Options:
-
fast_pattern
-
nocase