""ET TROJAN Remcos 3.x Unencrypted Server Response""

SID: 2032777

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 2021_04_16, deployment Perimeter, malware_family Remcos, signature_severity Major, updated_at 2021_04_16

Reference:

  • md5

  • d27f70216d11b769c937a961fc1b1c81

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|24 04 ff 00|" Depth: 4

  • Value: "|01 00 00 00 30 7c 1e 1e 1f 7c|"

Within: 10

PCRE:

Special Options:

  • fast_pattern

source