""ET MALWARE Win32/Adware.YoutubeDownloaderGuru.A Variant CnC Activity""

SID: 2029545

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 2020_02_27, deployment Perimeter, signature_severity Major, updated_at 2020_02_27

Reference:

  • md5

  • 638aad567ad2f0fc1a3e223eea6fa9a4

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "/php/update.php?m=" Depth: 18

  • Value: "&s="

  • Value: "User-Agent|3a 20|Youtube Music Downloader|0d 0a|"

  • Value: !"Referer"

  • Value: !"Connection"

Within: 8

PCRE: "/^User-Agent\x3a\x20Youtube Music Downloader\r\nHost\x3a\x20[^\r\n]+\r\nCache-Control\x3a\x20[^\r\n]+\r\n\r\n$/H"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_header

  • http_header

source