New Variant of UpdateAgent Malware Infects Mac Computers with Adware

Microsoft on Wednesday shed light on a previously undocumented Mac trojan that it said has undergone several iterations since its first appearance in September 2020, effectively granting it an "increasing progression of sophisticated capabilities." The company's Microsoft 365 Defender Threat...

The evolution of a Mac trojan: UpdateAgent’s progression

Our discovery and analysis of a sophisticated Mac trojan in October exposed a year-long evolution of a malware family—and depicts the rising complexity of threats across platforms. The trojan, tracked as UpdateAgent, started as a relatively basic information-stealer but was observed distributing...

The evolution of a Mac trojan: UpdateAgent’s progression

Our discovery and analysis of a sophisticated Mac trojan in October exposed a year-long evolution of a malware family—and depicts the rising complexity of threats across platforms. The trojan, tracked as UpdateAgent, started as a relatively basic information-stealer but was observed distributing...

The Account Takeover Cat-and-Mouse Game

In an analysis of more than 21 billion application transactions analyzed by the Cequence Security Threat Research Team between June and December of last year, API-based account login and registration transactions increased by 92 percent to more than 850 million. Highlighting the fact that attacke...

SolarMarker Malware Uses Novel Techniques to Persist on Hacked Systems

In a sign that threat actors continuously shift tactics and update their defensive measures, the operators of the SolarMarker information stealer and backdoor have been found leveraging stealthy Windows Registry tricks to establish long-term persistence on compromised systems. Cybersecurity firm...

Trellix Threat Report: Log4j Attack, Ransomware & APT Threats

Trellix Threat Report: Log4j Attack, Ransomware & APT Threats By Trellix · January 31, 2022 This story was written by Raj Samani. Ransomware continues to threaten enterprises and assets around the globe, but it was the discovery of a new vulnerability affecting widely used Log4j library that...

North Korean Hackers Return with Stealthier Variant of KONNI RAT Malware

A cyberespionage group with ties to North Korea has resurfaced with a stealthier variant of its remote access trojan called Konni to attack political institutions located in Russia and South Korea. "The authors are constantly making code improvements," Malwarebytes researcher Roberto Santos said...

IBM Security Guardium Insights Information Disclosure Vulnerability (CNVD-2022-08968)

IBM Security Guardium Insights is a data security solution from IBM Corporation. IBM Security Guardium Insights has an information disclosure vulnerability in version 3.0 that stems from a failure to properly enable HTTP Strict Transport Security. An attacker could exploit this vulnerability to...

FBI Releases PIN on Iranian Cyber Group Emennet Pasargad

The Federal Bureau of Investigation FBI has released a Private Industry Notification PIN that provides a historical overview of Iran-based cyber company Emennet Pasargad’s tactics, techniques, and procedures to enable readers to identify and defend against the group’s malicious cyber activities...

Emotet Now Using Unconventional IP Address Formats to Evade Detection

Social engineering campaigns involving the deployment of the Emotet malware botnet have been observed using "unconventional" IP address formats for the first time in a bid to sidestep detection by security solutions. This involves the use of hexadecimal and octal representations of the IP address...

FIN8 Hackers Spotted Using New 'White Rabbit' Ransomware in Recent Attacks

The financially motivated FIN8 actor, in all likelihood, has resurfaced with a never-before-seen ransomware strain called "White Rabbit" that was recently deployed against a local bank in the U.S. in December 2021. That's according to new findings published by Trend Micro, calling out the malware...

Mitigation of Supply Chain Risks in Microsoft 365

In this blog we review five attack techniques exploited to compromise MS 365 tenants. Qualys SaaS Detection & Response can be used by both IT and security teams to assess these threats, and then to fix common misconfigurations, hardening supply chain defenses. Last October, news of Microsoft 365 ...

Cannot use most piecewise linear functions with current implementation

Handle cmichel Vulnerability details The ThreePieceWiseLinearPriceCurve.adjustParams function uses three functions f1, f2, f3 where yi = fixi. It computes the y-axis intersect b2 = f20, b3 = f30 for each of these but uses unsigned integers for this, which means these values cannot become negative...

Web Cache Vulnerability Scanner - A Go-based CLI Tool For Testing For Web Cache Poisoning

Web Cache Vulnerability Scanner WCVS is a fast and versatile CLI scanner for web cache poisoning developed by Hackmanit. The scanner supports many different web cache poisoning techniques, includes a crawler to identify further URLs to test, and can adapt to a specific web cache for more efficien...

CVE-2021-43890

We have investigated reports of a spoofing vulnerability in AppX installer that affects Microsoft Windows. Microsoft is aware of attacks that attempt to exploit this vulnerability by using specially crafted packages that include the malware family known as Emotet/Trickbot/Bazaloader. An attacker...

CVE-2021-43890

We have investigated reports of a spoofing vulnerability in AppX installer that affects Microsoft Windows. Microsoft is aware of attacks that attempt to exploit this vulnerability by using specially crafted packages that include the malware family known as Emotet/Trickbot/Bazaloader. An attacker...

Spoofing

We have investigated reports of a spoofing vulnerability in AppX installer that affects Microsoft Windows. Microsoft is aware of attacks that attempt to exploit this vulnerability by using specially crafted packages that include the malware family known as Emotet/Trickbot/Bazaloader. An attacker...

Kaspersky Managed Detection and Response: interesting cases

Kaspersky Managed Detection and Response MDR provides advanced protection against the growing number of threats that bypass automatic security barriers. Its capabilities are backed by a high-professional team of security analysts operating all over the world. Each suspicious security event is...

Design/Logic Flaw

An issue was discovered in Listary through 6. Improper implementation of the update process leads to the download of software updates with a /check-update HTTP-based connection. This can be exploited with MITM techniques. Together with the lack of package validation, it can lead to manipulation o...

Windows AppX Installer Spoofing Vulnerability

We have investigated reports of a spoofing vulnerability in AppX installer that affects Microsoft Windows. Microsoft is aware of attacks that attempt to exploit this vulnerability by using specially crafted packages that include the malware family known as Emotet/Trickbot/Bazaloader. An attacker...