""ET INFO Office Doc Retrieving Shortened URL (bit .do)""
SID: 2033133
Revision: 1
Class Type: bad-unknown
Metadata: attack_target Client_Endpoint, created_at 2021_06_10, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2021_06_10
Reference:
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md5
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04a303e67b4a2f9f7bb532779aef2c72
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: "|3b 20|ms-office|3b 20|"
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Value: "Host|3a 20|bit.do|0d 0a|"
Within:
PCRE: "/^User-Agent\x3a\x20[^\r\n]+\x3b\x20ms-office\x3b\x20/Hmi"
Special Options:
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http_method
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http_header
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fast_pattern
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http_header