""ET TROJAN Win32/ProtonBot CnC Response""

SID: 2027382

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_28, deployment Perimeter, former_category MALWARE, performance_impact Moderate, signature_severity Major, updated_at 2022_05_03

Reference:

  • md5

  • efb1db340e78f6799d9fbc5ee08f40fe

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: "newtask|3b|" Depth: 8

  • Value: "|3b|1|3b|http"

  • Value: ".exe"

Within: 15

PCRE:

Special Options:

  • http_stat_code

  • file_data

  • fast_pattern

source