""ET TROJAN MetaStealer Activity (Response)""

SID: 2049282

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_11_22, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2023_11_22

Reference:

  • md5

  • cacc36c274c33415c479947893cb4631

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "tempuri.org|2f|"

  • Value: "|2f|MSValue"

  • Value: "|7c 2a 2e 74 78 74 2c 2a 2e 64 6f 63 2a 2c 2a 2e 72 64 70|"

Within: 20

PCRE:

Special Options:

  • fast_pattern

source