""ET MALWARE Win32/Atshz.A Checkin M2""

SID: 2043009

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 2018_05_01, deployment Perimeter, signature_severity Major, updated_at 2022_12_27, former_sid 2830631

Reference:

  • md5

  • e7b8bb0f99c7f6428dbac35c01fcdd9b

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "GET"

  • Value: "updata.php?t=f&m="

  • Value: !"Referer|3a|"

  • Value: "MSIE 5.01"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_header

source