""ET TROJAN Suspected ExtraPulsar Backdoor""

SID: 2027370

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_21, deployment Internal, malware_family ExtraPulsar, signature_severity Major, updated_at 2019_05_22

Reference:

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: $HOME_NET

Destination Port: [139,445]

Flow: established,to_server

Contents:

  • Value: "ExPu" Depth: 11 Offset: 4

  • Value: "|90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90|"

Within:

PCRE:

Special Options:

source