""ET TROJAN Win32/Injector.BXEW Variant HTTP CnC Beacon 2""

SID: 2020834

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2015_04_02, deployment Perimeter, signature_severity Major, tag c2, updated_at 2015_04_02, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel

Reference:

  • md5

  • 0ebaf8a6292237b33045f5e81947004b

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "Accept|3a 20|/, "

  • Value: ", MZ"

Within:

PCRE: "/^Accept\x3a\x20*\/*,[^\r\n]+, MZ/Hmi"

Special Options:

  • http_header

  • http_header

source