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Peter Gramantik

27 posts
Peter Gramantik is Sucuri’s Sr. Malware Researcher who joined the company in 2013. Peter’s main responsibilities include crafting signatures for new malware, and improving existing and researching new detection techniques. His professional experience covers 15 years of fighting malware. When Peter isn’t researching malware, you might find him doing technical and cave dives, riding his Harley Davidson, playing the guitar and singing in a band, or cooking BBQ for his family and friends. Connect with Peter on Twitter.
Labs Note
  • Sucuri Labs

visitorTracker spam-seo injector wave corrupts sites

  • Peter Gramantik
  • September 7, 2015
Recently, we\’re seeing an increasing visitorTracker malware wave. Moreover, there are lot of corrupted infections out there, breaking the infected sites. Right now, the malicious…
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  • Ecommerce Security
  • Magento Security

Magento Platform Targeted By Credit Card Scrapers

  • Peter Gramantik
  • June 23, 2015
We’ve been writing a lot about ecommerce hacks and PCI Compliance recently. The more people buy things online, the more of an issue this will…
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Website Malware – The SWF iFrame Injector Evolves

  • Peter Gramantik
  • April 2, 2015
Last year, we released a post about a malware injector found in an Adobe Flash (.swf) file. In that post, we showed how a SWF…
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Why A Free Obfuscator Is Not Always Free.

  • Peter Gramantik
  • March 5, 2015
We all love our code but some of us love it so much that we don’t want anyone else to read or understand it. When…
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Malicious iFrame Injector Found in Adobe Flash File (.SWF)

  • Peter Gramantik
  • November 5, 2014
Finding malware in Adobe Flash files (.swf) is nothing new, but it usually affects personal computers, not servers. Typically, a hidden iframe is used to…
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ASP Backdoors? Sure! It’s not just about PHP

  • Peter Gramantik
  • October 27, 2014
I recently came to the realization that it might appear that we’re partial to PHP and WordPress. This realization has brought about an overwhelming need…
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Popular Brazilian Site “Porta dos Fundos” Hacked

  • Peter Gramantik
  • October 24, 2014
A very well known Brazilian comedy site, “Porta dos Fundos,” was recently hacked and is pushing malware (drive-by-download) via a malicious Flash executable, as you…
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Website Malware: Mobile Redirect to BaDoink Porn App Evolving

  • Peter Gramantik
  • August 12, 2014
Recently, we wrote about a malware redirect causing compromised sites to redirect their visitors to pornographic content (specifically, the BaDoink app). You can read more…
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Website Security Analysis: A “Simple” Piece of Malware

  • Peter Gramantik
  • August 6, 2014
For regular readers of this blog, there is one constant that pops up over and over: Malware gets more complex. When malware researchers, like myself,…
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Massive Malware Infection Breaking WordPress Sites

  • Peter Gramantik
  • July 22, 2014
Update: We identified the root cause: MailPoet Vulnerability Exploited in the Wild – Breaking Thousands of WordPress Sites. The last few days has brought about…
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Case Study: Complexities of “Simple” Malware

  • Peter Gramantik
  • June 19, 2014
You know when you pull a string on a sweater and it just keeps going and going? You wonder when or if it will ever…
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