Cybersecurity

Threat Insight

Cybersecurity research and commentary on malware, user actions, and other threats to information security
September 13, 2016

Microsoft Patches CVE-2016-3351 Zero-Day, Exploited By AdGholas and GooNky Malvertising Groups

A newly patched zero-day vulnerability discovered by Proofpoint researchers demonstrates how threat actors are increasingly filtering out researchers and sandboxes in their attacks.

September 12, 2016

Anatomy of a Phish - NABbing Users One Email at a Time

Proofpoint Staff

Proofpoint researchers track a phishing campaign that demonstrates far more sophistication than the vanilla financial and credential phishing attempts with which most users are familiar.

August 30, 2016

Fraudulent Social Media Accounts Continue to Phish for Banking Credentials

Proofpoint Staff

In early 2016, Proofpoint researchers identified a new form of social media-based phishing attack, called angler phishing.

August 25, 2016

Nightmare on Tor Street: Ursnif variant Dreambot adds Tor functionality

Proofpoint Staff

Proofpoint researchers track recent significant updates including Tor network and P2P communications in one of the most active Ursnif variants exploring campaigns across multiple geographies.

August 18, 2016

Dridex Returns To Action For Smaller, More Targeted Attacks

Proofpoint Staff

Proofpoint researchers have been tracking numerous small Dridex campaigns over the past few months, as well as a mid-sized campaign this week that point not to the displacement of Dridex by Locky but rather far more targeted distribution of the infamous banking Trojan, as well as potential impact in new geographies.

August 12, 2016

Bad News Bears - Panda Banker Starts Looking More Like a Grizzly

Proofpoint Staff

Proofpoint researchers track a large 2-day campaign employing the Zeus Panda banking Trojan to target banks in Europe and Australia, international online payment systems, and, interestingly, UK online casinos.

August 10, 2016

Election Spam Trumps Phishing As November Draws Closer

Proofpoint Staff

Proofpoint researchers take a closer look at current trends in malicious email messages and spam related to the upcoming election.

August 09, 2016

CryptFile2 Ransomware Returns in High Volume URL Campaigns

Proofpoint Staff

Proofpoint researchers track an ongoing ransomware campaign after first discovering the variant, known as CryptFIle2, in April.

July 28, 2016

Massive AdGholas Malvertising Campaigns Use Steganography and File Whitelisting to Hide in Plain Sight

Kafeine

Proofpoint and Trend Micro researchers collaborated to detect and analyze a sophisticated, previously undocumented malvertising campaign that exposed millions of users every day to attacks that employed steganography and multi-layered filtering.

July 26, 2016

Threat Actors Using Legitimate PayPal Accounts To Distribute Chthonic Banking Trojan

Proofpoint researchers discovered a new delivery mechanism for malware - PayPal money request messages with both a link to Chthonic and a socially engineered request for $100.

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