""ET TROJAN Ailurophile Infostealer Data Exfiltration Attempt M2""

SID: 2055349

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_Client_Apps, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_08_19, deployment Perimeter, malware_family Ailurophile_Stealer, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_08_19

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: "/ailurophile|3f|data|3d|" Depth: 18

  • Value: "|26|hash|3d|"

  • Value: "Content-Disposition|3a 20|form-data|3b 20|name|3d 22|file|22 3b 20|filename|3d 22|"

  • Value: "|5c|AppData|5c|Local|5c|Ailurophile.zip"

  • Value: "PK"

  • Value: "Ailurophile/PK"

Within: 50

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

source