""ET TROJAN MSIL/Almashreq CnC Checkin""
SID: 2027353
Revision: 3
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_05_13, deployment Perimeter, performance_impact Low, signature_severity Major, tag Backdoor, updated_at 2019_11_11
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: "MS|20|Web|20|Services|20|Client|20|Protocol"
-
Value: "<?xml" Depth: 5
-
Value: "
" -
Value: "<|2f|PCName>"
-
Value: !"
" -
Value: "SOAPAction|3a|"
-
Value: !"Referer|3a|"
Within:
PCRE:
Special Options:
-
http_method
-
http_header
-
fast_pattern
-
http_client_body
-
http_client_body
-
http_client_body
-
http_client_body
-
http_header
-
http_header