""ET TROJAN FTCode Stealer CnC Activity""
SID: 2029803
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 2020_04_03, deployment Perimeter, signature_severity Major, updated_at 2020_04_03
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: "POST"
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Value: "l=dj0" Depth: 5
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Value: !"Referer|3a|"
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Value: !"User-Agent"
Within:
PCRE: "/^l=dj0(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})/Ps"
Special Options:
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http_method
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http_client_body
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fast_pattern
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http_header
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http_header