Vidar Malware Launcher Concealed in Help File

Yet Another Archive Format Smuggling Malware

The use of novel disk image files to encapsulate malware distributed via spam has been a theme that ...

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Image File Trickery Part II: Fake Icon Delivers NanoCore

The .zipx file extension is used to denote that the ZIP archive format is compressed using advanced ...

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A Trump Sex Video? No, It's a RAT!

While reviewing our spam traps, a particular campaign piqued our interest primarily because the ...

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Evasive URLs in Spam: Part 2

A URL can be completely valid, yet still misleading. In this blog, we will present another ...

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RATs and Spam: The Node.JS QRAT

The Qua or Quaverse Remote Access Trojan (QRAT) is a Java-based RAT that can be used to gain ...

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PhishINvite with Malicious ICS Files

In an earlier blog entitled “Phishing in the Cloud”, we outlined that threat actors are actively ...

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TrickBot Disguised as COVID-19 Map

Cybercriminals are continuously exploiting the Coronavirus (COVID-19) pandemic. In our quest to ...

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Excel Malspam: Password Protected … Not!

Early March of this year, we blogged about multiple malspam campaigns utilizing Excel 4.0 Macros in ...

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More Excel 4.0 Macro MalSpam Campaigns

In light of the recent blog by my colleague Rodel Mendrez, we looked back at previous spam ...

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RATs Wrapped and Hidden in PNG

The Remote Access Tool (RAT) is one of the malware types we often encounter with our Security Email ...

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Fake Windows Update Spam Leads to Cyborg Ransomware and Its Builder

Recently, fake Microsoft Windows Update emails were spammed with the following subject lines: ...

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Double Loaded Zip File Delivers Nanocore

Most malware sent via emails is packaged in archives such as ZIP, RAR, and 7z (7-Zip). ...

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Documents with IRM Password Protection Lead to Remcos RAT

Documents attached to emails are commonly used as the initial vector to deliver malware into a ...

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“Sexfavor” Email Scam Delivers Danabot

Sextortion has been a widely used theme in spam campaigns since Q1 of 2018. From simple crafted ...

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Fake CIA Sextortion Scam Uses SatoshiBox

Another round of sextortion scam emails with a pdf attachment were pushed out recently claiming to ...

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Sextortion Scam Now With Malicious Downloader

Sextortion scams were a hit campaign last year and are continuing in 2019 with a new trick – the ...

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Sextortion Scam Now With Malicious Downloader

Sextortion scams were a hit campaign last year and are continuing in 2019 with a new trick – the ...

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