""ET TROJAN Suspicious POST With Reference to WINDOWS Folder Possible Malware Infection""

SID: 2011341

Revision: 15

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2010_09_28, deployment Perimeter, confidence Medium, signature_severity Informational, updated_at 2024_06_20

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: !"nvidia.com|0d 0a|"

  • Value: !"dc.services.visualstudio.com|0d 0a|"

  • Value: "C|3a 5c 5c|WINDOWS|5c|"

  • Value: !".avg.com|0d 0a|"

  • Value: !"bitdefender.net|0d 0a|"

  • Value: !"svc.iolo.com|0d 0a|"

  • Value: !".lavasoft.com|0d 0a|"

  • Value: !"canonicalizer.ucsuri.tcs|0d 0a|"

  • Value: !"sentry.io|0d 0a|"

  • Value: !"User-Agent|3a 20|Elastic-winlogbeat"

Within:

PCRE:

Special Options:

  • nocase

  • http_method

  • http_header

  • http_header

  • fast_pattern

  • nocase

  • http_client_body

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

source