""ET INFO Secondary Flash Request Seen (no alert)""
SID: 2025411
Revision: 3
Class Type: not-suspicious
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_03_09, deployment Perimeter, former_category INFO, signature_severity Major, tag Sundown_EK, updated_at 2020_08_24
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "x-flash-version|3a 20|"
-
Value: "/[[DYNAMIC]]/1"
Within:
PCRE:
Special Options:
-
http_header
-
http_header
-
fast_pattern