""ET TROJAN Win32/Spy.Socelars.S CnC Activity M4 (GET)""

SID: 2035188

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_02_14, signature_severity Major, updated_at 2022_02_14, reviewed_at 2023_09_19

Reference:

  • md5

  • 119501b9e0c53984d4af54644d7a7b47

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "/base/api/" Depth: 10

  • Value: "User-Agent|3a 20 3f 3f 3f|bll|0d 0a|"

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/^Host\x3a\x20\d{1,3}.\d{1,3}\d{1,3}.\d{1,3}/Hm"

Special Options:

  • http_method

  • http_uri

  • http_header

  • fast_pattern

  • http_header

source