""ET TROJAN Bandit Stealer Data Exfiltration Attempt""

SID: 2045866

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 2023_05_25, deployment Perimeter, malware_family Bandit_Stealer, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_05_25

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "PUT"

  • Value: "/upload/"

  • Value: "User-Agent|3a 20|Go-http-client"

  • Value: "Accept|3a 20|application/json"

  • Value: "Accept-Encoding|3a 20|gzip"

  • Value: "Content-Type|3a 20|application/x-zip-compressed"

  • Value: "|0d 0a 0d 0a|PK"

  • Value: "Screenshot-"

Within: 70

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_header

  • http_header

  • fast_pattern

source