""ET MALWARE Win32/VoipRaider Data Collection Attempt""

SID: 2044035

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_01_31, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, updated_at 2023_01_31

Reference:

  • md5

  • 1fe3f8dffd016b3fefce8d62fb60309a

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: "/latestversion.aspx?requestversion="

  • Value: "&ip="

  • Value: "&mac="

  • Value: "&ir="

  • Value: "&MAJORV="

  • Value: "&MINORV="

  • Value: "&BUILDV="

  • Value: "&OS="

  • Value: "&BV="

  • Value: "&UT="

  • Value: "User-Agent|3a 20|WebRequestSession|0d 0a|"

Within:

PCRE: "/&mac=[A-F0-9]{12}/U"

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • fast_pattern

  • http_header

source