""ET TROJAN Win32/Onliner Template 1 Active - Malicious Outbound Email Spam""

SID: 2027811

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 2019_08_06, deployment Perimeter, malware_family Onliner, performance_impact Low, signature_severity Major, tag SpamBot, updated_at 2019_08_06

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 25

Flow: established,to_server

Contents:

  • Value: "Subject|3a 20|"

  • Value: "Canada|20|Post"

  • Value: "To|20|download|20|the|20|tracking|20|number"

  • Value: "in|20|the|20|zip|20|file.."

  • Value: "Click|20|here|20|to|20|download|20|your|20|Tracking|20|Number"

Within: 80

PCRE:

Special Options:

  • fast_pattern

source