""ET TROJAN Possible Kelihos.F EXE Download Common Structure 2""
SID: 2018395
Revision: 4
Class Type: trojan-activity
Metadata: created_at 2014_04_16, performance_impact Significant, updated_at 2024_04_08
Reference:
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md5
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9db28205c8dd40efcf7f61e155a96de5
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: to_server,established
Contents:
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Value: "od" Depth: 2 Offset: 2
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Value: ".exe"
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Value: !"User-Agent|3a|"
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Value: "Host|3a|" Depth: 5
Within:
PCRE: "/^\/[mp]od[12]\/[^\/]+?.exe$/Ui"
Special Options:
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nocase
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http_uri
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nocase
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http_uri
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http_header
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nocase
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http_header