""ET TROJAN [ANY.RUN] Socks5Systemz HTTP C2 Connection M1""
SID: 2049467
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_12_04, deployment Perimeter, malware_family Socks5Systemz, performance_impact Low, confidence High, signature_severity Critical, updated_at 2024_01_17
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established, to_server
Contents:
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Value: "GET"
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Value: "?" Depth: 20
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Value: "User-Agent|3a 20|Mozilla|2f|5|2e|0|20 28|Windows|3b 20|U|3b 20|MSIE|20|9|2e|0|3b 20|Windows|20|NT|20|9|2e|0|3b 20|en|2d|US|29 0d 0a|"
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Value: "Host|3a 20|"
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Value: "."
Within:
PCRE: "/^Host\x3a\x20[^\r\n]+\r\nUser-Agent|0d 0a 0d 0a|/H"
Special Options:
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http_method
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http_uri
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http_header
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http_header