""ET CURRENT_EVENTS Spelevo EK Landing M2""

SID: 2027073

Revision: 2

Class Type: attempted-user

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_03_11, deployment Perimeter, malware_family Spleevo_EK, performance_impact Moderate, signature_severity Major, updated_at 2019_03_11

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: from_server,established

Contents:

  • Value: "|516248566e615735455a58526c5933|"

  • Value: "-=8))%256)|3b|}"

  • Value: "+=72){"

  • Value: "[0] < 21) return false|3b|"

  • Value: ",[0] > 31) return false|3b|"

  • Value: "[0] == 31 &&"

  • Value: "[3] > 153) return false|3b|"

  • Value: "flash"

Within:

PCRE:

Special Options:

  • file_data

  • nocase

source