""ET INFO Possible Machine GUID Observed in HTTP POST""
SID: 2054968
Revision: 2
Class Type: misc-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_08_06, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Informational, updated_at 2024_08_07
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "POST"
-
Value: "&machineId="
Within:
PCRE: "/&machineId=(?:[a-z0-9]{8})\x2d(?:[a-z0-9]{4})\x2d(?:[a-z0-9]{4})\x2d(?:[a-z0-9]{4})\x2d(?:[a-z0-9]{12})/P"
Special Options:
-
http_method
-
http_client_body
-
fast_pattern