""ET TROJAN [PTsecurity] Win32/SocStealer.Socelars C2 Response""

SID: 2025458

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 2018_04_03, deployment Perimeter, former_category MALWARE, malware_family SocStealer, performance_impact Moderate, signature_severity Major, updated_at 2022_05_03, reviewed_at 2023_12_15

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "200"

  • Value: "|0d 0a|Server-Key|3a 20|"

  • Value: "|0d 0a|Server-Key|3a 20|"

  • Value: "[DATA]" Depth: 6

  • Value: "[DATA]"

Within:

PCRE: "/^[A-Za-z0-9]{62}\r\n/R"

Special Options:

  • http_stat_code

  • http_header

  • file_data

  • fast_pattern

source