""ET TROJAN LockPOS CnC""

SID: 2024461

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_07_12, deployment Perimeter, malware_family PoS, signature_severity Major, tag POS, tag LockPOS, updated_at 2017_07_13

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "POST"

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

  • Value: "|00 00 00|" Depth: 3 Offset: 1

Within:

PCRE:

Special Options:

  • http_method

  • fast_pattern

  • http_header

  • http_client_body

source