Honeypot File Detection for Early Ransomware Attack Alerts

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Solution Overview

Problem

Existing ransomware protection systems often fail to detect unauthorized data encryption early enough, allowing substantial data to be encrypted and potentially exfiltrated, and are prone to false positives during legitimate encryption operations.

Innovation Solution

A data protection system employing deception-based detection techniques using honeypot files with predefined patterns, replicated by a data replication manager to monitor I/O operations and detect unauthorized access, providing early warning of potential attacks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If honeypot files with predefined patterns are created and monitored, then early detection of ransomware attacks is enabled, but device complexity increases due to additional monitoring components

Engineering Contradiction:
Improvedetection accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Honeypot files with predefined patterns are created in advance before any attack occurs. These files contain specific data patterns that are replicated and stored in monitored locations. The system prepares these decoy files proactively so that when ransomware attempts to encrypt or access them, the attack is detected immediately at the earliest possible moment, enabling early intervention before real data is compromised.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The honeypot files serve as intermediary objects between the ransomware attacker and the real data. Instead of directly monitoring all file access operations which would be complex, the system uses these intermediary honeypot files as specific targets. When an attacker interacts with these intermediaries, it triggers detection without requiring comprehensive monitoring of the entire system, thus reducing complexity while maintaining detection effectiveness.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If I/O operations are monitored to detect unauthorized encryption, then data protection is improved, but false positives occur during legitimate encryption operations

Engineering Contradiction:
Improvedetection accuracyVSAvoiddetection precision
Core Design Contradiction:
ReliabilityVSMeasurement precision

Solution Approach 1:

Instead of applying uniform monitoring to all files and operations, the system applies specialized monitoring only to honeypot files with specific predefined patterns. Each honeypot file has unique characteristics (specific patterns, locations, metadata) that differentiate it from regular files. This localized approach ensures that detection rules are highly precise for honeypot files while ignoring legitimate encryption operations on regular files, eliminating false positives.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The honeypot files are marked with distinctive 'patterns' that act like unique identifiers or colors. These patterns are predefined and known to the monitoring system. When encryption or access operations occur, the system checks whether the affected files contain these specific patterns. Legitimate encryption operations on regular files without these patterns are ignored, while any operation on files with honeypot patterns immediately triggers an alert, achieving high precision without false positives.

Inventive Principle:
Principle #32Color changes

3Reliability

If data replication is used to create honeypot files, then early detection capability is enhanced, but loss of time occurs during data replication processes

Engineering Contradiction:
Improvedetection capabilityVSAvoidreplication time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system replicates only the essential characteristics of real data files to create honeypot files, not complete copies. Specifically, it replicates the predefined patterns, file structure, and metadata that are necessary for detection purposes, while omitting actual sensitive data content. This partial replication approach creates sufficient realism to deceive ransomware into targeting the honeypot files, while dramatically reducing the time and resources required for replication compared to creating full data copies.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20250330493A1Honeypot-based attack detection
Publication Date: 2025.10.23 HEWLETT PACKARD ENTERPRISE DEV LP
  • US20250330493A1 patent drawing
  • US20250330493A1 patent drawing
  • US20250330493A1 patent drawing

AI summary

In some examples, a system monitors input/output (I/O) operations to identify data matching a honeypot pattern. The system determines storage location information associated with the data identified as matching the honeypot pattern, and detects an access of the data at a storage location indicated by the storage location information. The system indicates a potential attack based on detecting the access of the data at the storage location indicated by the storage location information.