Image Steganography Example: How I Created an Attack
A cyber attack using image steganography techniques refers to the practice of cybercriminals hiding malicious code within an innocent-looking image file.
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How Hackers use Image Steganography to Hide Malware and What You can Do to Stop Them
Cybersecurity demands constant vigilance; hackers are constantly expanding their arsenal of threats and are even revitalizing old attack methods. One old-school threat that has reappeared in a more sophisticated form is image steganography. What is image steganography? Image steganography refers to the practice of hiding code within an innocent-looking image. Cybercriminals have harnessed this effective…
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Anatomy of a Well-Crafted UPS, FedEx, and DHL Phishing Email During COVID-19
What happened: Votiro’s Research Team has discovered a malicious macro that delivers a Dridex trojan payload hiding in Microsoft Excel spreadsheets delivered via phishing emails appearing to be from UPS, FedEx, and DHL. The Excel spreadsheet includes an obfuscated macro that launches PowerShell in hidden mode and downloads the payload from geronaga.com, a website that…
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Malware Sandbox Evasion Using VBA Macros: How it Works
The sandbox – an isolated testing environment where a file or program from untrusted sources can be executed – is a common method of cyber-defense for many networks. The sandbox is designed to ensure that if a program or file is malicious, it will be discovered and blocked without compromising organizational security. Sandboxing is also…
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How to Secure Your Client-Facing Portal from Malware
Every uploaded photo, e-form, or document increases the risk of a malware-infected file entering the company’s network, with disastrous data security consequences.
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Ryuk: Everything you need to know about today’s most dangerous ransomware
Cyber extortion has become an attack of choice for hackers. The average ransomware payment amount as of Q3 2019 was $41,198…
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Coronavirus & Cybersecurity: A Guide for WFH Cybersecurity Ops
In the ongoing bid to curb the coronavirus outbreak, many organizations are allowing or requiring employees to work from home (WFH). in the haste to implement remote working strategies, data security concerns cannot be forgotten. It is vital that precautions intended to protect the physical health of your staff do not turn into a threat…
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Protecting Your Organization From the Latest GandCrab and Ursnif Campaigns
Protecting your organization against cyber-crime means being ready for the unknown at all times. Researchers have uncovered two malware campaigns that attack your infrastructure through something as innocent as a Microsoft Word file. These two campaigns are known as GandCrab and Ursnif, and it’s important that your organization stays aware of both. Let’s take a…
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CIA DIRECTOR’S EMAIL BREACHED
A cyber attack can be devastating just in terms of the harm that it causes your reputation, as was quite clear from the recent breach of CIA Director John Brennan’s email account. The hacker apparently called AOL, Brennan’s email provider, and presented himself as a Verizon employee (AOL had been bought by Verizon in June)….