""ET TROJAN Win32/Korplug.HQ CnC Activity""

SID: 2038493

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_08_11, deployment Perimeter, signature_severity Major, updated_at 2022_08_11

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "/"

  • Value: "Accept|3a 20|application|2f|riscos|2c|multipart|2f|x|2d|mixed|2d|replace|2c|application|2f|zip|2c|multipart|2f|form|2d|data|2c|application|2f|x|2d|www|2d|form|2d|urlencoded|2c|application|2f|msword|2c|application|2f|vnd|2e|music|2d|niff|2c|application|2f|fractals|2c2a2f2a|"

  • Value: "User-Agent|3a 20|Mozilla|2f|4|2e|0 |28|compatible|3b| MSIE 8|2e|0|3b| Windows NT 5|2e|1|3b| Trident|2f|4|2e|0|3b| |2e|NET CLR 2|2e|0|2e|50727|3b| |2e|NET CLR 3|2e|0|2e|4506|2e|2152|3b| |2e|NET CLR 3|2e|5|2e|30729|29 0d 0a|"

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

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_header

source