""ET MALWARE Trojan-Dropper.MSIL CnC Traffic - POST""
SID: 2034341
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_11_03, deployment Perimeter, signature_severity Major, tag c2, updated_at 2021_11_03
Reference:
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md5
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f7744662b78e045946678b3aab34f5b5
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: "Expect|3a 20|100-continue|0d 0a|"
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Value: "POST /log HTTP/1.1" Depth: 18
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Value: !"Referer|3a 20|"
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Value: !"User-Agent|3a 20|"
Within:
PCRE:
Special Options:
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http_header
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fast_pattern
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http_header
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http_header