DESCRIPTION NAME:

Suspicious file rename - SMB (Request)

 CONFIDENCE LEVEL: HIGH
 SEVERITY INBOUND:
 SEVERITY OUTBOUND:
Informational
Low
Medium
High

  OVERVIEW

This is the Trend Micro detection for malicious SMB network packet that manifest any of the following actions:

  • Malware

This attack is used for Lateral Movement

  TECHNICAL DETAILS

Attack Phase: Lateral Movement

Protocol: SMB

Risk Type: OTHERS
(Note: OTHERS can be network connections related to hacking attempts, exploits, connections done by grayware, or suspicious traffic.)

Threat Type: Suspicious Behavior

Confidence Level: High

Severity: Medium(Outbound)| Low(Inbound)

DDI Default Rule Status: Enable

Event Class: Malware

Event Sub Class: Ransomware

Behavior Indicator: Malware

APT Related: NO

  SOLUTION

Network Content Inspection Pattern Version: 1.13323.00

Network Content Inspection Pattern Release Date: 05 Jun 2018

Network Content Correlation Pattern Version: 1.12867.00

Network Content Correlation Pattern Release Date: 30 May 2017


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