""ET TROJAN APT39/Chafer Payload - CnC Checkin M1""
SID: 2030915
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2020_09_29, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2020_09_29
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: any
Flow: established,to_server
Contents:
-
Value: "BITS_POST"
-
Value: "/googleyou_" Depth: 11
-
Value: "|0d 0a|BITS-"
Within:
PCRE:
Special Options:
-
http_method
-
http_uri
-
fast_pattern
-
http_header