""ET TROJAN Win32/H0lyGh0st Ransomware CnC Response""

SID: 2037768

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 2022_07_14, deployment Perimeter, signature_severity Major, updated_at 2023_04_04, reviewed_at 2024_01_02

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: 1024:

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "HTTP|2f|1|2e|1|20|200|20|OK" Depth: 15

  • Value: "|0d 0a|Content|2d|type|3a 20|text|2f|html|3b|"

  • Value: "|0d 0a|Content-Length|3a 20|18|0d 0a|"

  • Value: "|0d 0a 0d 0a|Key upload Success"

Within:

PCRE:

Special Options:

  • fast_pattern

source