""ET TROJAN NSIS/TrojanDownloader.Agent.NZK CnC Activity M1""
SID: 2033990
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 2021_09_21, deployment Perimeter, signature_severity Major, updated_at 2021_09_21
Reference:
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md5
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168feb87d7264b4ee2b39cffd7d3b5e3
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: "/ntuser.txt"
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Value: "User-Agent|3a 20|NSIS|5f|Inetc|20 28|Mozilla|29 0d 0a|"
Within:
PCRE:
Special Options:
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http_method
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http_uri
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fast_pattern
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http_header