Collecting In the Dark: Tropic Trooper Targets Transportation and Government

Our long-term monitoring of the cyberespionage group Earth Centaur aka Tropic Trooper shows that the threat actors are equipped with new tools and techniques. The group seems to be targeting transportation companies and government agencies related to transportation...

Karakurt: A New Emerging Data Theft and Cyber Extortion Hacking Group

A previously undocumented, financially motivated threat group has been connected to a string of data theft and extortion attacks on over 40 entities between September and November 2021. The hacker collective, which goes by the self-proclaimed name Karakurt and was first identified in June 2021, i...

O365Spray - Username Enumeration And Password Spraying Tool Aimed At Microsoft O365

For educational, authorized and/or research purposes only. o365spray a username enumeration and password spraying tool aimed at Microsoft Office 365 O365. This tool reimplements a collection of enumeration and spray techniques researched and identified by those mentioned in Acknowledgments...

APT Actors Exploiting CVE-2021-44077 in Zoho ManageEngine ServiceDesk Plus

Summary This joint Cybersecurity Advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge ATT &CK® framework, Version 9. See the ATT&CK for Enterprise framework for referenced threat actor techniques and for mitigations. This joint advisory is the result of analytic efforts...

This Week in Security News - November 19, 2021

This week, learn about how the QAKBOT Loader malware has evolved its techniques and strategies over time. Also, read about the most recent initiative by the legislation to further cybersecurity protection...

On-Demand Webinar: Into the Cryptoverse

In the span of a few years, cryptocurrencies have gone from laughingstock and novelty to a serious financial instrument, and a major sector in high-tech. The price of Bitcoin and Ethereum has gone from single dollars to thousands, and they're increasingly in the mainstream. This is undoubtedly a...

Iranian Government-Sponsored APT Cyber Actors Exploiting Microsoft Exchange and Fortinet Vulnerabilities

CISA, the Federal Bureau of Investigation FBI, the Australian Cyber Security Centre ACSC, and the United Kingdom’s National Cyber Security Centre NCSC have released a joint Cybersecurity Advisory highlighting ongoing malicious cyber activity by an advanced persistent threat APT group that FBI,...

SharkBot Android banking Trojan cleans users out

Researchers have discovered and analyzed a new Android banking Trojan that allows attackers to steal sensitive banking information such as user credentials, personal information, current balance, and even to perform gestures on the infected device. According to the researchers, SharkBot...

New 'Moses Staff' Hacker Group Targets Israeli Companies With Destructive Attacks

A new politically-motivated hacker group named "Moses Staff" has been linked to a wave of targeted attacks targeting Israeli organizations since September 2021 with the goal of plundering and leaking sensitive information prior to encrypting their networks, with no option to regain access or...

AI-driven adaptive protection against human-operated ransomware

In human-operated ransomware attacks, threat actors use predictable methods to enter a device but eventually rely on hands-on-keyboard activities to move inside a network. To fortify our existing cloud-delivered automated protection against complex attacks like human-operated ransomware, we...

QAKBOT Loader Returns With New Techniques and Tools

QAKBOT operators resumed email spam operations towards the end of September after an almost three-month hiatus. QAKBOT detection has become a precursor to many critical and widespread ransomware attacks. Our report shares some insight into the new techniques and tools this threat is using...

HTML smuggling surges: Highly evasive loader technique increasingly used in banking malware, targeted attacks

HTML smuggling, a highly evasive malware delivery technique that leverages legitimate HTML5 and JavaScript features, is increasingly used in email campaigns that deploy banking malware, remote access Trojans RATs, and other payloads related to targeted attacks. Notably, this technique was observe...

Mekotio Banking Trojan Resurges with Tweaked Code, Stealthy Campaign

The Mekotio Latin American banking trojan is bouncing back after several of the gang that operates it were arrested in Spain. More than 100 attacks in recent weeks have featured a new infection routine, indicating that the group continues to actively retool. “The new campaign started right after...

Mekotio Banking Trojan Resurfaces with New Attacking and Stealth Techniques

The operators behind the Mekotio banking trojan have resurfaced with a shift in its infection flow so as to stay under the radar and evade security software, while staging nearly 100 attacks over the last three months. "One of the main characteristics … is the modular attack which gives the...

Protect your business from password sprays with Microsoft DART recommendations

Over the past year, the Microsoft Detection and Response Team DART, along with Microsoft’s threat intelligence teams, have observed an uptick in the use of password sprays as an attack vector. This threat is a moving target with techniques and tools always changing, and Microsoft continues to fin...

Franken-phish: TodayZoo built from other phishing kits

A phishing kit built using pieces of code copied from other kits, some available for sale through publicly accessible scam sellers or are reused and repackaged by other kit resellers, provides rich insight into the state of the economy that drives phishing and email threats today. We uncovered th...

BlackMatter Ransomware

Summary Actions You Can Take Now to Protect Against BlackMatter Ransomware • Implement and enforce backup and restoration policies and procedures. • Usestrong, unique passwords. • Usemulti-factor authentication. • Implement network segmentation and traversal monitoring. Note: this advisory uses t...

PayloadsAllTheThings

It is an offensive tool for Web Application Security and Pentest/CTF. This repository contains a list of useful payloads and bypass techniques for web application security and penetration testing/CTF. The payloads are likely used to exploit vulnerabilities and bypass security measures. Not...

Analyzing Email Services Abused for Business Email Compromise

We analyzed five major types of email channels, and the techniques in keywords and domain names BEC actors use to appear legitimate to potential victims...

Chinese Hackers Used a New Rootkit to Spy on Targeted Windows 10 Users

A formerly unknown Chinese-speaking threat actor has been linked to a long-standing evasive operation aimed at South East Asian targets as far back as July 2020 to deploy a kernel-mode rootkit on compromised Windows systems. Attacks mounted by the hacking group, dubbed GhostEmperor by Kaspersky,...