""ET POLICY RunDll Request Over SMB - Likely Lateral Movement""

SID: 2025725

Revision: 2

Class Type: trojan-activity

Metadata: attack_target SMB_Client, created_at 2018_07_17, deployment Perimeter, deployment Internal, performance_impact Low, signature_severity Major, updated_at 2018_07_17, mitre_tactic_id TA0008, mitre_tactic_name Lateral_Movement, mitre_technique_id T1570, mitre_technique_name Lateral_Tool_Transfer

Reference:

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: $HOME_NET

Destination Port: 445

Flow: established,to_server

Contents:

• Value: "SMB" Depth: 8

• Value: "|00|r|00|u|00|n|00|d|00|l|00|l|00|"

Within:

PCRE:

Special Options:

• nocase

• fast_pattern

source