""ET INFO vk .com API Usage Observed""
SID: 2050882
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2024_02_15, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2024_02_15
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: "|2f|method|2f|messages|2e|send|3f|" Depth: 22
-
Value: "Host|3a 20|api.vk.com|0d 0a|"
Within:
PCRE:
Special Options:
-
http_method
-
http_uri
-
fast_pattern
-
http_header