During the last couple of years, it has become quite prevalent for hackers to monetize compromised sites by injecting unwanted ads. They can be pop-up ads triggered when a visitor spends a certain amount of time on an infected page, or automatic redirection of mobile traffic to URLs that belong to ad networks. It’s not […]
Tag Archives: javascript
Session Stealer Script Used In OpenCart
With so many open-source ecommerce platforms available in the market, selling online is an appealing and easy option for any store owner. In a few clicks you can set up an online storefront and sell your products. While the process to get the site up may be simple, there are always risks that arise when […]
Malicious Redirect Injected in Magento One Page Checkout
With the holiday season around the corner, ecommerce sites are very valuable to website owners and equally attractive to attackers. Hackers have been targeting Magento installations in order to steal sensitive information like credit card data or PayPal logins, but in this case, promote websites for their monetary gain. Being PCI compliant is becoming increasingly […]
A Plugin’s Expired Domain Poses a Security Threat to Websites
Do you keep all your website software (including all third-party themes, plugins and components) up-to-date? You should! We always recommend this to our clients and our readers. Applying updates quickly will make sure that you replace any vulnerable code as soon as the security patch is released. However, this isn’t the only reason to keep… […]
Phishing Attacks Target Ecommerce Checkout Pages
Hunting credit card details on compromised ecommerce websites has become popular over the last two years. We have reported multiple cases in the past where attackers targeted checkout pages and payment modules via malicious “patches” designed to steal payment details. These thefts can’t be easily detected by customers (no visible signs) nor the site owners… […]
200k+ Parked/Expired Domains Used to Distribute Malicious Ads
Recently we wrote about domain renewal scams that used real paper letters to tricks site owners into transferring their domains and renewing them for 3-4x the normal price. However, this is not the only way to make money on expiring domains. Today, we’ll show you another questionable million-dollar business on expired domain names that hurts… […]
How we built Origin CA: Web Crypto
At CloudFlare we strive to combine features that are simple, secure, and backed by solid technology. The Origin CA is a great example of this. You no longer need to go to a third-party certificate authority to protect the connection between CloudFlare and your origin server. You can now get a certificate to encrypt the […]
WordPress Redirect Hack via Test0.com/Default7.com
We’ve been working on a few WordPress sites with the same infection that randomly redirects visitors to malicious sites via the default7 .com / test0 .com / test246 .com domains. In this post, we’ll provide you with a review of this attack, investigated by our malware analyst, John Castro. Header.php Injection In all cases, theRead […]
Security Advisory: Stored XSS in bbPress
Exploitation Level: Easy/Remote DREAD Score: 6/10 Vulnerability: Stored XSS Patched Version: bbPress 2.5.9 During regular research audits of our Sucuri Firewall, we discovered a Stored XSS vulnerability affecting the bbPress plugin for WordPress which is currently installed on 300,000 live websites – one of them being the popular wordpress.org support forum. Vulnerability Disclosure Timeline: AprilRead […]
Massive Admedia/Adverting iFrame Infection
This past weekend we registered a spike in WordPress infections where hackers injected encrypted code at the end of all legitimate .js files. The distinguishing features of this malware are: 32 hex digit comments at the beginning and end of the malicious code. E.g. /*e8def60c62ec31519121bfdb43fa078f*/ This comment is unique on every infected site. Most likely an MD5Read […]
