""ET TROJAN Win32/Obsidium Stealer Data Exfiltration Attempt M10""

SID: 2043675

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2023_01_24, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_01_24

Reference:

  • md5

  • fbde689446a216b919faf588f3b01801

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "|7b 22|uuid|22 3a 22|"

  • Value: "|22 2c 22|hostname|22 3a 22|"

  • Value: "|22 2c 22|platform|22 3a 22|Microsoft Windows"

  • Value: "|2c 22|processes|22 3a 5b 22 5b|"

Within:

PCRE: "/^[a-f0-9]{8}-(?:[a-f0-9]{4}-){3}[a-f0-9]{12}/R"

Special Options:

source