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Emotet Dismantled, Trickbot, ZLoader, and BazarLoader Step In

Recently, we published a piece highlighting early stage loaders often used in ransomware attacks. One of the most prolific was Emotet, which has since been taken down via a coordinated, multi-national effort. How will this impact the threat landscape? In this post, we take a look at loader activity in the aftermath of the Emotet takedown. Predominant Payloads In 2020, Emotet, Trickbot, and...
Blog

Sharp Increase in Emotet, Ransomware Droppers

Ransomware continues to be one of the most impactful threats to enterprises. Aside from external vulnerabilities, its primary delivery method remains email phishing, with links or attachments containing early stage loaders. These loaders initiate attacks by compromising systems and installing additional malware. PhishLabs has analyzed these early stage loaders and observed a dramatic increase...
Blog

Activists Leak Data Stolen in Ransomware Attacks

The activist group known as Distributed Denial of Secrets (DDoSecrets) has published almost one terabyte of data originally leaked to dark web sites by ransomware operators. In addition, they are privately making another 1.9 terabytes of stolen data available to journalists or academic researchers. The data is just a portion of the terabytes of stolen emails, documents, and photos that...
Blog

Ransomware Groups Break Promises, Leak Data Anyway

While paying ransoms to cybercriminals remains very controversial, the trend of ransomware groups threatening to leak sensitive data has added another layer of complexity to an already difficult decision. Should organizations pay up? Or should they refuse? According to a recent report, it may not matter. Data stolen in ransomware attacks is frequently becoming public even after the victim has...
Blog

Encryption to Double Extortion: Ransomware's Rapid Evolution

Threat actors are leveraging stolen data to enhance ransomware attacks. Data leaks and ransomware - once considered two distinct threats - are overlapping into a hybrid tactic known as double extortion. While traditional ransomware attacks deny access to valuable systems and data, double extortion threatens to leak sensitive data if the ransom is not paid. Data Leaks on the Rise In Q1,...
Blog

Data Leaks in 2020: Accelerated Digital Transformation Exposes Enterprises

The digital presence of today's enterprise looks very different than it did earlier in the year. The COVID-19 pandemic is forcing rapid change on how many businesses use technology. From transitioning to remote workforces to delivering new online services, digital transformation initiatives that would normally span years are happening in weeks and months. Under these conditions, the likelihood...
Blog

Account Takeover Attacks Cause Chaos @ Twitter

On Tuesday afternoon, dozens of high-profile Twitter accounts were hijacked to promote cryptocurrency scams. Threat actors took over the accounts of Elon Musk, Bill Gates, Barack Obama, Jeff Bezos, and many others. Corporate Twitter accounts were also hijacked, including those belonging to cryptocurrency companies. What does this mean for enterprises and their security teams? Threat actors...
Blog

Data Leakage on Social Media: Credit Card Info, Confidential Docs

When the term data leak comes to mind, most enterprises think of the dark web. Although compromised information can damage an organization when distributed through gated and anonymous platforms, we are seeing social channels being used to allow for a more rapid and potentially destructive outcome. These platforms have an overwhelming number of global participants, with almost half of the world...
Blog

COVID-19 Phishing Update: File Sharing Services Abused to Steal Credentials

As enterprise workforces continue to transition to remote environments, online file sharing and cloud storage tools are becoming a frequent, if not necessary means of collaboration. While abusing these types of platforms is nothing new to threat actors, the lures they use are now taking advantage of the novel coronavirus. The two examples below demonstrate how. We are providing ongoing...
Blog

Why You Should Take Social Media Account Takeover as Seriously as a BEC Attack

Social media account compromise is nothing new. If you haven't had an account hacked in the past, most of us know someone who has. According to a study by the University of Phoenix, almost two-thirds of US adults have had at least one social media account hacked. Another report found that 53% of social media logins are fraudulent. But what's the big deal? Your account gets hacked, you...
Blog

Active Office 365 Credential Theft Phishing Campaign Targeting Admin Credentials

PhishLabs has detected attempts to compromise Microsoft Office 365 administrator accounts as part of a broad phishing campaign. In the campaign, the threat actor(s) delivered a phishing lure that impersonated Microsoft and their Office 365 brand but came from multiple validated domains - an educational institution for example - not belonging to Microsoft. If the victim clicked the link, they...
Blog

Social Media Account Takeover is as Vicious as a BEC Attack

At the height of social media adoption, users willingly shared everything from the lunch they just ate to the exact places they visited throughout the day. While some of this has been reduced as consumers learned how sharing private information could impact their privacy, many people still hide these kinds of updates behind basic security controls. This is just one of the reasons that a flurry of...
Blog

Recap: How to Proactively Protect Users with Email Incident Response

This year organizations are estimated to have spent more than $124 billion on security, yet phishing attacks continue to bypass email security technology. Is it possible to proactively stop threats that would otherwise make it past your infrastructure? If you attended our most recent webinar, you know the answer is yes. Before we get into the how, our host and Director of Product Management,...
Blog

Beware of Account Takeover

One way to verify if an email is legitimate is to look at the sender's address, the actual sender's address, not just the sender's name. One tactic cyber criminals employ is using the sender's name to trick the recipients. The cyber criminal may use a known acquaintance's name or the name of a legitimate company they are trying to spoof. This sounds sophisticated, but it is easy to catch when...
Blog

Low Appetite for Long Security Training? Use a Bite Sized Approach

Although computer-based training has been on the scene for over two decades, it is only recently that learning professionals have begun to optimize it. Often these courses present hours of content in a single learning experience. While the flexibility of computer-based training offers convenience, learners are often overloaded and overwhelmed by the amount of information presented to them. ...
Blog

The unrelenting evolution of Vawtrak

In a recent blog post, we wrote about Vawtrak expanding targets and gaining momentum. Fast forward a few months and the threat is anything but diminishing. Sophos just released a technical report on Vawtrak which discusses the significance of the threat and its Crimeware-as-a-Service model. In December 2014, Vawtrak version 0x38 was released including significant code and configuration changes...
Press Release

Source Code of Android RAT Dendroid Leaked Online

From SecurityWeek. The complete source code for the Android remote access Trojan (RAT) called Dendroid has been leaked online, which researchers from PhishLabs have found contains several vulnerabilities. “The lack of user input validation in Dendroid’s control panel is severe, especially when you consider the level of operational security needed in even smaller crimeware campaigns,” PhishLabs...