Archive for KnowledgeBase
Posted by Siren on December 21, 2016
It doesn’t take a genius to understand why spam is a godsend for online crooks. It can be used to pull off phishing and spear-phishing attacks, serve up malicious software and conduct a variety of Internet hoaxes. In other words, the present-day cybercriminals don’t necessarily have to leverage sophisticated tools like exploit kits to reach […]
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Posted by Siren on December 20, 2016
The crapware called Netalpha poses a serious security and stability issue for Android devices. It isn’t new, having originally surfaced around April 2016. The spike in the propagation of this mobile Trojan as of December, though, makes it one of the top infections in the current Android threat landscape. Users hit by this pest keep […]
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Posted by Siren on December 14, 2016
With a slew of rogue web search providers out there, Amisites stands out from the pack due to its prevalence. Numerous Windows users are currently confronted with an issue where their Internet surfing preferences undergo a number of tweaks to reroute traffic to amisites.com in a recurrent fashion. As per security analysis of the predicament, […]
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Posted by Siren on December 12, 2016
The browsing problem to be dissected in this posting isn’t new, the early reports about it dating back to mid-2014. Unfortunately, not much has changed ever since. The gist of the issue is as follows: when trying to install a new browser extension or update one currently installed, people get a popup saying, “An error […]
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Posted by Siren on December 8, 2016
Most ransomware programs encrypt one’s personal files while keeping the operating system intact. Some, however, will hold the whole computer hostage, denying access to the target system altogether. The latter cluster isn’t as vast, with the most widespread strains being HDDCryptor, aka Mamba, the Satana bootkit, and Petya. The newest sample called the Goldeneye ransomware […]
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Posted by Siren on December 5, 2016
The Locky ransomware family continues to spawn new mutated extortion programs. Its developers are evidently experimenting with payload delivery and data crippling practices. This time, the perpetrators have created another spinoff of their nefarious prototype that adds the .osiris extension to encrypted files and drops the OSIRIS-[victim_ID].htm ransom note. What is the Osiris ransomware? In […]
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Posted by Siren on November 30, 2016
A new ransomware plague is roving the Internet in search of victims. Its distinctive feature is the .wallet extension being appended to all personal files stored on a PC and network drives. The extension will also contain the attackers’ email address, which may be amagnus@india.com, stopper@india.com, or lavandos@pr.com. Researchers have denominated this strain the Dharma […]
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Posted by Siren on November 28, 2016
What can possibly be a more harmful computer threat than file-encrypting ransomware? The only infection that beats this malware category in terms of the damage is the perpetrating code that affects Master Boot Record of a targeted machine. HDDCryptor, aka Mamba ransomware, completely denies access to a compromised operating system, encodes important files and instructs […]
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Posted by Siren on November 25, 2016
Although restoring files encrypted by the ZZZZZ ransomware is very problematic due to a complex crypto locking mechanism, some techniques may be of help. What is the .zzzzz file virus? Zzzzz file virus is the newest version of the Locky ransomware that encrypts its victims’ data and appends the .zzzzz extension to the scrambled filenames. […]
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Posted by Siren on November 22, 2016
SVG stands for “Scalable Vector Graphics”, which is a fairly popular XML-based image format that allows for extensive animation effects. One of the main pros of .svg extension files for graphics designers is that these objects can be handled via commonplace text editors, just like XML text files. The virtues being obvious, cybercriminals have come […]
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