""ET TROJAN LNK/Sherlock Stealer Payload Inbound""

SID: 2048463

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_10_05, deployment Perimeter, confidence High, signature_severity Major, updated_at 2023_10_05

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|22|cmd|22 27 27|debts|2c 20|if|20|we|20|do|20|nothing|20|more|2e|"

  • Value: "GetObject|28 22|winmgmts|3a 5c 5c 2e 5c|root|5c|cimv2|22 29 27 27|"

  • Value: "|3d 22|WINHTTP|2e|WinHTTPRequest"

Within:

PCRE:

Special Options:

  • file_data

  • fast_pattern

source