""ET TROJAN Observed APT Actor Payload Domain (archive-downloader .com in TLS SNI)""
SID: 2044022
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2023_01_30, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2023_01_30
Reference:
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md5
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23c0523af70c2144cb3e29101039512d
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: 443
Flow: established,to_server
Contents:
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Value: "|16|"
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Value: "|01|"
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Value: "|00 00|"
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Value: "|00|"
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Value: "archive-downloader.com"
Within: 1
PCRE: "/^(?:\x00\x16|.\x2e)archive-downloader.com/R"
Special Options: