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Web injections are back on the rise: 40+ banks affected by new malware campaign
malware campaign using JavaScript web injections. This new campaign is widespread and particularly evasive, with historical indicators of compromise (IOCs) suggesting a possible connection to DanaBot — although we cannot definitively confirm its identity.…
The malware loader known as PikaBot is being distributed as part of a malvertising campaign targeting users searching for legitimate software like AnyDesk.
“PikaBot was previously only distributed via malspam campaigns similarly to QakBot and emerged as one of the preferred payloads for a threat actor known as TA577,” Malwarebytes’ Jérôme Segura said.…
Note: This joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail various ransomware variants and ransomware threat actors. These #StopRansomware advisories include recently and historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations protect against ransomware.…
Note: This joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail various ransomware variants and ransomware threat actors. These #StopRansomware advisories include recently and historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations protect against ransomware.…
Estimated reading time: 13 minutes
SEQRITE Labs APT-Team has uncovered a phishing campaign targeting various Indian government personnel since October 2023. We have also identified targeting of both government and private entities in the defence sector over December. New Rust-based payloads and encrypted PowerShell commands have been utilized to exfiltrate confidential documents to a web-based service engine, instead of a dedicated command-and-control (C2) server.…
The Sophos MDR Threat Intelligence team previously published the blog Akira Ransomware is “bringin’ 1988 back” in May 2023, roughly two months after the group is reported to have begun operations. Since the ransomware group’s initial attacks in March, Akira has emerged as a formidable ransomware threat in the cybersecurity landscape for small to medium-sized businesses, posting hundreds of alleged victims on its data leak site.…
First discovered in 2014, Agent Tesla is an advanced keylogger with features like clipboard logging, screen keylogging, screen capturing, and extracting stored passwords from different web browsers. Recently, Zscaler ThreatLabz detected a threat campaign where threat actors leverage CVE-2017-11882 XLAM to spread Agent Tesla to users on vulnerable versions of Microsoft Office.…
This post is also available in: 日本語 (Japanese)
Executive SummaryUnit 42 researchers have observed threat actors using malicious JavaScript samples to steal sensitive information by abusing popular survey sites, low-quality hosting and web chat APIs. In some campaigns, attackers created chatbots that they registered to someone noteworthy such as an Australian footballer.…
In early September 2023, ReliaQuest detected suspicious process executions within a customer’s environment, originating from the Windows debug directory. Our subsequent investigation revealed these executions as part of a more significant cyber-threat incident that resulted in double extortion: the encryption of customer data, followed by ransomware deployment and a threat to publicly release the data. …
ESET researchers analyzed a growing series of OilRig downloaders that the group has used in several campaigns throughout 2022, to maintain access to target organizations of special interest – all located in Israel. These lightweight downloaders, which we named SampleCheck5000 (SC5k v1-v3), OilCheck, ODAgent, and OilBooster, are notable for using one of several legitimate cloud service APIs for C&C communication and data exfiltration: the Microsoft Graph OneDrive or Outlook APIs, and the Microsoft Office Exchange Web Services (EWS) API.…
Published On : 2023-12-15
EXECUTIVE SUMMARYAt CYFIRMA, our mission is to empower you with the latest insights into the dynamic landscape of cybersecurity threats, addressing risks that impact both organizations and individuals. This report details a sophisticated cyber threat involving a malicious Word file with an embedded macro that, upon opening, prompts victims to enable macros.…
ESET Research has discovered a cluster of malicious Python projects being distributed in PyPI, the official Python package repository. The threat targets both Windows and Linux systems and usually delivers a custom backdoor. In some cases, the final payload is a variant of the infamous W4SP Stealer, or a simple clipboard monitor to steal cryptocurrency, or both.…
During the past month, we have observed an increase in the number of malicious ads on Google searches for “Zoom”, the popular piece of video conferencing software. Threat actors have been alternating between different keywords for software downloads such as “Advanced IP Scanner” or “WinSCP” normally geared towards IT administrators.…
This post is also available in: 日本語 (Japanese)
Executive SummaryUnit 42 researchers observed a series of apparently related attacks against organizations in the Middle East, Africa and the U.S. We will discuss a set of tools used in the course of the attacks that reveal clues about the threat actors’ activity.…
High
Analysis SummaryAPT37, also known as ScarCruft or Red Eyes, is a state-sponsored cyber espionage group originating from North Korea. The group has been active since at least 2012 and primarily targets victims in South Korea. However, it has also conducted operations against entities in other countries, including Japan, Vietnam, Russia, Nepal, China, India, Romania, Kuwait, and various parts of the Middle East.…
Headlace backdoor capable of facilitating multiple malicious actions on objectives.
It is unclear precisely how many entities were impacted by the campaign, but our analysis indicates that organizations in the following countries were targeted: Hungary, Türkiye, Australia, Poland, Belgium, Ukraine, Germany, Azerbaijan, Saudi Arabia, Kazakhstan, Italy, Latvia and Romania.…
In 2021, Anonymous declared a cyber war against Russia after the Ukraine invasion, with similar tactics seen in the Israel-Hamas conflict. Main attacks:
Denial of Service Attacks: These attacks flood websites with excessive traffic, rendering them unavailable to legitimate users for extended periods.…Adversaries don’t work 9-5 and neither do we. At eSentire, our 24/7 SOCs are staffed with Elite Threat Hunters and Cyber Analysts who hunt, investigate, contain and respond to threats within minutes.
We have discovered some of the most dangerous threats and nation state attacks in our space – including the Kaseya MSP breach and the more_eggs malware.…
Since the beginning of 2023, ESET researchers have observed an alarming growth of deceptive Android loan apps, which present themselves as legitimate personal loan services, promising quick and easy access to funds.
Despite their attractive appearance, these services are in fact designed to defraud users by offering them high-interest-rate loans endorsed with deceitful descriptions, all while collecting their victims’ personal and financial information to blackmail them, and in the end gain their funds.…