""ET TROJAN Observed Remcos Domain (retghrtgwtrgtg .bounceme .net in TLS SNI)""

SID: 2049175

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_11_14, deployment Perimeter, malware_family Remcos, signature_severity Major, tag RAT, updated_at 2023_11_14

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 443

Flow: established,to_server

Contents:

  • Value: "|16|"

  • Value: "|01|"

  • Value: "|00 00|"

  • Value: "|00|"

  • Value: "retghrtgwtrgtg.bounceme.net"

Within: 1

PCRE: "/^(?:\x00\x1b|.\x2e)retghrtgwtrgtg.bounceme.net/R"

Special Options:

source