""ET TROJAN Dark Halo/SUNBURST CnC Domain (globalnetworkissues .com in TLS SNI)""
SID: 2031398
Revision: 3
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2020_12_15, deployment Perimeter, signature_severity Major, updated_at 2022_03_16
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: 443
Flow: established,to_server
Contents:
-
Value: "|16|"
-
Value: "|01|"
-
Value: "|00 00|"
-
Value: "|00|"
-
Value: "globalnetworkissues.com"
Within: 1
PCRE: "/^(?:\x00\x17|.\x2e)globalnetworkissues.com/R"
Special Options: