""ET TROJAN MSIL/TrojanDownloader.Agent.KUO CnC Activity M2""
SID: 2035460
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 2022_03_15, deployment Perimeter, signature_severity Major, updated_at 2022_03_15, reviewed_at 2023_09_19
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: "/dwn.php HTTP/1.1|0d 0a|Accept|3a 20|" Depth: 80
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Value: "DNT: 1"
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Value: !"Referer|3a 20|"
Within:
PCRE: "/Host\x3a\x20(?:[0-9]{1,3}.){3}[0-9]{1,3}/H"
Special Options:
-
http_method
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fast_pattern
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http_header
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http_header