""ET TROJAN Win32/LeftHook Stealer Browser Extension Config Inbound""

SID: 2045001

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 2023_04_17, deployment Perimeter, confidence High, signature_severity Major, updated_at 2023_12_13

Reference:

  • md5

  • 43967615d9e0e19bc59d32fdb5afd7e4

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|3c|s|3a|Envelope|20|xmlns|3a|s|3d 22|http|3a 2f 2f|schemas|2e|xmlsoap|2e|org|2f|soap|2f|envelope|2f 22 3e|"

  • Value: "|3c|a|3a|BlockedCountry"

  • Value: "|3c|a|3a|BlockedIP"

  • Value: "|3c|a|3a|ScanBrowsers|3e|"

  • Value: "|3c|a|3a|ScanChromeBrowsersPaths"

  • Value: "|3c|a|3a|ScanDiscord|3e|"

  • Value: "|3c|a|3a|ScanScreen|3e|"

  • Value: "|3c|a|3a|ScanSteam|3e|"

  • Value: "|3c|a|3a|ScanVPN|3e|"

  • Value: "|3c|a|3a|ScanWallets|3e|"

Within:

PCRE:

Special Options:

  • file_data

  • fast_pattern

source