Tag: qr codes

3 Attack Reports | 0 Vulnerabilities

Attack reports

Threat actors leverage tax season to deploy tax-themed phishing campaigns

Microsoft has observed several phishing campaigns using tax-related themes to steal credentials and deploy malware as Tax Day approaches in the United States. These campaigns use redirection methods like URL shorteners and QR codes in malicious attachments, and abuse legitimate services to avoid de…

social engineering

credential theft

remote access trojans

Published: April 3, 2025

Downloadable IOCs: 0

Security Brief: Threat Actors Gift Holiday Lures to Threat Landscape

As the holiday season approaches, threat actors are exploiting people's desires for deals, jobs, and end-of-year bonuses. Researchers have observed an increase in themed content delivering malware, fraud, and credential phishing campaigns. Examples include a 'Winter Holiday Promotion' campaign deli…

credential phishing

adversary-in-the-middle (aitm)

employment fraud

tycoon phishing-as-a-service (phaas)

open office xml (ooxml)

Published: December 19, 2024

Downloadable IOCs: 0

The Hidden Danger of PDF Files with Embedded QR Codes

The report describes how malware authors are abusing PDF files with embedded QR codes to deceive users into visiting malicious phishing URLs disguised as legitimate services. The QR codes redirect users to fake Microsoft login pages designed to harvest credentials and potentially gain unauthorized …

credential theft

Published: July 5, 2024

Downloadable IOCs: 1

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