""ET TROJAN Win32/Gamaredon CnC Activity (GET)""
SID: 2044127
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_02_06, deployment Perimeter, deployment SSLDecrypt, signature_severity Major, updated_at 2023_02_08, reviewed_at 2023_11_17
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: to_server,established
Contents:
-
Value: "GET"
-
Value: "|3a 3a|"
-
Value: "?=Read"
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Value: "|3a 3a 2f 2e|"
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Value: "|2f 2e 0d 0a|"
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Value: "Accept-Language|3a 20|ru|2d|RU|2c|ru|3b|q|3d|0|2e|8|2c|en|2d|US|3b|q|3d|0|2e|6|2c|en|3b|q|3d|0|2e|4|0d 0a|"
Within:
PCRE: "/cgm\?=Read$/U"
Special Options:
-
http_method
-
http_uri
-
http_uri
-
fast_pattern
-
http_header
-
http_header