""ET TROJAN LokiBot Keylogger Data Exfiltration Detected M2""

SID: 2024319

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 2017_05_17, deployment Perimeter, malware_family lokibot, signature_severity Major, updated_at 2018_04_13

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: "Content-Key|3a 20|"

  • Value: "|0d 0a|"

  • Value: "|00 2b 00|" Depth: 3 Offset: 1

  • Value: !"Referer|3a|"

Within: 2

PCRE: "/^User-Agent\x3a\x20[^\r\n]+\r\nHost\x3a\x20[^\r\n]+\r\nAccept\x3a\x20[^\r\n]+\r\nContent-Type\x3a\x20application\x2foctet-stream\r\nContent-Encoding\x3a\x20binary\r\nContent-Key\x3a\x20[A-Z0-9]{8}\r\n/Hi"

Special Options:

  • http_method

  • http_header

  • http_header

  • http_client_body

  • http_header

source