""ET TROJAN Win32/PurpleWave Stealer CnC Exfil""

SID: 2030626

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 2020_07_31, deployment Perimeter, former_category MALWARE, malware_family PurpleWaveStealer, signature_severity Major, updated_at 2022_04_18

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: !"."

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

  • Value: "Content-Disposition|3a 20|form-data|3b 20|name=|22|browser["

  • Value: "]|22 3b 0d 0a|"

  • Value: "Content-Disposition|3a 20|form-data|3b 20|name=|22|screenshot|22 3b 20|filename=|22|screenshot.png|22|"

  • Value: !"Referer|3a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_client_body

  • http_header

source