""ET TROJAN Cobalt Strike Malleable C2 Amazon Profile""

SID: 2032749

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_04_28, deployment Perimeter, malware_family Cobalt_Strike, signature_severity Major, updated_at 2017_04_28, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1001, mitre_technique_name Data_Obfuscation

Reference:

• md5

• dc65cbf12622eb55f0fd382e0fe250c5

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

• Value: "GET"

• Value: "/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books"

• Value: !"Referer|3a|"

• Value: "skin=noskin"

Within:

PCRE:

Special Options:

• http_method

• fast_pattern

• http_header

• http_cookie

source