""ET TROJAN MSIL/Almashreq Executing New Processes""

SID: 2027354

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2019_05_13, deployment Perimeter, performance_impact Low, signature_severity Major, tag Backdoor, updated_at 2019_05_13

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: "X1|20|is|20|running|20|in|20|PC"

  • Value: "<|2f|Message>"

  • Value: "SOAPAction|3a|"

  • Value: !"Referer|3a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_header

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_client_body

  • http_header

  • http_header

source