Threat Roundup for November 3 to November 10

Today, Talos is publishing a glimpse into the most prevalent threats weve observed between Nov. 3 and Nov. 10. As with previous roundups, this post isnt meant to be an in-depth analysis. Instead, this post will summarize the threats weve observed by highlighting key behavioral characteristics,...

Malicious code in @marcomayo.com/firefly-shared-js (npm)

--- -= Per source details. Do not edit below this line.=- Source: ossf-package-analysis a546d2e7e1826bee115fabca6b2802aab96ca9f227b6998e3ff64ca63459fc00 The OpenSSF Package Analysis project identified '@marcomayo.com/firefly-shared-js' @ 1.999.0 npm as malicious. It is considered malicious becaus...

Threat Roundup for June 9 to June 16

Today, Talos is publishing a glimpse into the most prevalent threats weve observed between June 9 and June 16. As with previous roundups, this post isnt meant to be an in-depth analysis. Instead, this post will summarize the threats weve observed by highlighting key behavioral characteristics,...

Threat Roundup for September 9 to September 16

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 9 and Sept. 16. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristic...

Update on WhisperGate, Destructive Malware Targeting Ukraine – Threat Intelligence & Protections Update

Update on WhisperGate, Destructive Malware Targeting Ukraine – Threat Intelligence & Protections Update By Taylor Mullins, Mo Cashman and Raj Samani · January 20, 2022 Recent news reports of a “ransomware” campaign targeting Ukraine has resulted in significant press coverage regarding not only...

The Chaos Ransomware Can Be Ravaging

The Qualys Research Team has observed a new version of Chaos ransomware in development. This blog reviews the malware’s updated functionality as well as its ongoing evolution. A ransomware builder called Chaos is still actively under development. The fourth version has recently been observed bein...

Shape-Shifting ‘Tardigrade’ Malware Hits Vaccine Makers

An APT has attacked two separate vaccine manufacturers this year using a shape-shifting malware that appears at first to be a ransomware attack but later shows to be far more sophisticated, researchers have found. Dubbed Tardigrade by the Bioeconomy ​​Information Sharing and Analysis Center...

Widespread malware campaign seeks to silently inject ads into search results, affects multiple browsers

A persistent malware campaign has been actively distributing an evolved browser modifier malware at scale since at least May 2020. At its peak in August, the threat was observed on over 30,000 devices every day. The malware is designed to inject ads into search engine results pages. The threat...

Threat Roundup for June 7 to June 14

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between June 07 and June 14. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...

LockerGoga Ransomware Family Used in Targeted Attacks

ARCHIVED STORY LockerGoga Ransomware Family Used in Targeted Attacks By ATR Operational Intelligence Team · April 29, 2019 Co-authored by Marc RiveroLopez. Initial discovery Once again, we have seen a significant new ransomware family in the news. LockerGoga, which adds new features to the tried...

New strain of Mac malware Proton found after two years

Last week, Kaspersky reported on a new variant of the Mac malware Proton, which they have dubbed Calisto, that has been around for at least two years. Calisto is thoroughly dead at this point, but there are still potential security implications involved with these older infections. Proton was fir...

Brazilian Banking Trojan Communicates Via Microsoft SQL Server

Researchers have discovered a banking trojan making waves in Brazil with an array of tricks up its sleeve, including using an unusual command and control C&C server and a full-screen social-engineering overlay form. Researchers at IBM X-Force research on Tuesday revealed that attackers are using...

“The 101” – Episode 6 – Why is Malware Still Successful?

We’re back with another episode of The 101! This weekly security series aims to define endpoint security one question at a time. Tune in each week as we tackle a new term, concept, or comparison in our ongoing effort to provide clear definitions. In the past few episodes we’ve spoken about the...

Threat Round-up for June 2 - June 9

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between June 02 and June 09. As with previous round-ups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavior characteristics,...

Warning! This Cross-Platform Malware Can Hack Windows, Linux and OS X Computers

Unlike specially crafted malware specifically developed to take advantage of Windows operating system platform, cyber attackers have started creating cross-platform malware for wider exploitation. Due to the rise in popularity of Mac OS X and other Windows desktop alternatives, hackers have begun...

MALHEUR - Automatic Analysis of Malware Behavior

A novel tool for malware analysis Malheur is a tool for the automatic analysis of malware behavior program behavior recorded from malicious software in a sandbox environment. It has been designed to support the regular analysis of malicious software and the development of detection and defense...

While bypassing Baidu heuristic engine and active Defense-vulnerability warning-the black bar safety net

While bypassing Baidu heuristic engine and the Proactive Defense heuristic Avira and active defense in the two different logic levels for system protection, but rely on the malware's malicious behavior to be killing, if malicious behavior is scattered in different logic levels, will make these tw...

[Malheur v0.5.4] Malware Analyzer

Malheur is a tool for the automatic analysis of malware behavior program behavior recorded from malicious software in a sandbox environment. It has been designed to support the regular analysis of malicious software and the development of detection and defense measures. Malheur allows for...

Rootkit Being Used in Attacks on Exim Bug

Attackers have begun using the bug in the Exim mailer that was disclosed earlier this week to install a rootkit on machines running vulnerable versions of the software. The vulnerability in Exim, which is a mail transfer agent used on Unix-based machines, came to light on Monday and can result in...

SILLY BEHAVIOR : Internet Explorer 5.5 - 6.0

Wednesday, August 14, 2002 The following represents a trivial yet elaborate method of injecting arbitrary html into the "My Computer" zone on win98 using the Internet Explorer series of browsers. Internet Explorer enjoys a unique component called the "Web Folder" component. This is a selectable...