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FinalDraft Malware: A New Threat in Stealthy Cyber Attacks

Cybercriminals are getting smarter, and traditional cybersecurity solutions are struggling to keep up. The latest example is the FinalDraft malware, which was recently uncovered by researchers.

As BleepingComputer reports, this malware cleverly abuses Microsoft Outlook’s mail service to maintain communication with its command-and-control (C2) server, making it incredibly difficult to detect.

For businesses relying on Detect and Respond security models, this is a wake-up call. By the time FinalDraft is discovered, the damage is already done. A new approach—Isolation and Containment—is needed to stop these threats before they can execute.

How FinalDraft Malware Evades Detection

What makes FinalDraft particularly dangerous is its ability to bypass traditional security measures by blending in with normal network traffic. Instead of reaching out to a suspicious external server like many other types of malware, it leverages Outlook’s built-in mail features to send and receive commands. This allows it to operate stealthily within legitimate business applications, making it difficult for Endpoint Detection and Response (EDR) solutions to flag the activity as malicious.

Security researchers note that once FinalDraft gains access to a system, it can:
Exfiltrate sensitive data
Download additional payloads
Maintain long-term persistence

Traditional security solutions that rely on threat signatures and behavioral analysis often fail to spot these tactics, especially when the malware hides within trusted applications like Outlook. This is yet another example of how cybercriminals continue to outpace traditional security models.

Why ‘Detect and Respond’ Fails Against These Attacks

Most cybersecurity tools operate on a Detect and Respond model. This means they wait for a threat to be identified before taking action. The problem? Attackers are getting better at bypassing detection, often operating unnoticed for weeks or months.

The FinalDraft malware is a perfect example of this. Because it doesn’t rely on external command servers in a traditional sense, it can remain under the radar while stealing data and executing malicious tasks. Businesses that rely solely on detection-based security risk significant financial and reputational damage before realizing they’ve been compromised.

The Solution: Isolation and Containment with AppGuard

Instead of playing catch-up with ever-evolving threats, businesses need a proactive approach: Isolation and Containment. This is where AppGuard stands out.

Prevents malware execution from the start—no waiting for a detection alert
Blocks unauthorized processes—even if malware tries to hijack Outlook or other trusted applications
Works without reliance on signatures or updates—stopping attacks before they even begin

With over a decade of proven success, AppGuard ensures that threats like FinalDraft never get the chance to execute in the first place. Instead of scrambling to contain an attack after the fact, businesses can prevent the breach altogether.

Protect Your Business Before It’s Too Late

FinalDraft is just the latest example of how sophisticated malware is bypassing traditional defenses. If your business is still relying on Detect and Respond, it’s time to rethink your approach.

At CHIPS, we help businesses deploy AppGuard to stop these threats before they can execute. Don’t wait for the next breach—contact us today to learn how AppGuard can safeguard your organization with Isolation and Containment.

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