""ET TROJAN OSX/OceanLotus.D Sending Data to CnC""

SID: 2025464

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2018_04_05, deployment Perimeter, malware_family OceanLotus, performance_impact Low, signature_severity Major, updated_at 2018_04_05

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: ".js"

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

  • Value: "Content-Type|3a 20|application/x-www-form-urlencoded"

  • Value: !"Referer|3a|"

  • Value: !"Cache"

  • Value: !"Accept-"

Within:

PCRE: "/^Host\x3a[^\r\n]+\r\nUser-Agent\x3a\x20curl\/[^\r\n]+\r\nAccept\x3a\x20*\/*\r\nContent-Length\x3a[^\r\n]+\r\nContent-Type\x3a\x20application\/x-www-form-urlencoded\r\n(?:\r\n)?$/H"

Special Options:

  • http_method

  • http_uri

  • http_header

  • fast_pattern

  • http_header

  • http_header

  • http_header

  • http_header

source