""ET TROJAN Win32/IcedID WebSocket Request M2""
SID: 2028955
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 2019_11_08, deployment Perimeter, malware_family IcedID, performance_impact Moderate, signature_severity Major, updated_at 2019_11_08
Reference:
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md5
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977a264f70acf703333f298019c3abd4
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
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Value: "GET"
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Value: "/data3.php?" Depth: 11
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Value: "|0d 0a|Upgrade|3a 20|websocket|0d 0a|Connection|3a 20|Upgrade|0d 0a|Sec-WebSocket-Version|3a 20|"
Within:
PCRE: "/^Host\x3a\x20[^\r\n]+\r\nUpgrade\x3a\x20websocket\r\nConnection\x3a\x20Upgrade\r\nSec-WebSocket-Version\x3a\x20[^\r\n]+\r\nSec-WebSocket-Key\x3a\x20[^\r\n]+\r\n$/Hm"
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