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Certain applications that come bundled with Windows operating systems have become prime targets for exploitation by malicious actors. These seemingly innocuous tools, often overlooked in security protocols, can serve as potent vectors for malware entry and propagation within systems.
By hijacking these applications, attackers can gain unauthorized access, execute malicious code, and compromise sensitive data, all while masquerading as legitimate system processes. Blocking the execution of these vulnerable applications is crucial for thwarting such threats. It not only fortifies the security perimeter by closing off exploitable gateways but also significantly mitigates the risk of deep system infiltration and the potential for widespread damage.
Implementing stringent controls on application execution thus forms an essential pillar in a robust cybersecurity defense strategy, safeguarding the integrity of systems and the privacy of data.
Information on how to block an application from Execution in Active Directory: https://learn.microsoft.com/en-us/previous-versions/technet-magazine/cc510322(v=msdn.10)?redirectedfrom=MSDN
List of application block recommendations:
mshta.exe: Mitre: https://attack.mitre.org/techniques/T1218/005/ / https://www.varonis.com/blog/living-off-the-land-lol-with-microsoft-part-ii-mshta-hta-and-ransomware
MITRE Att&ck: T1218.005