Showing only posts tagged malware. Show all posts.

Android Trojan that intercepts voice calls to banks just got more stealthy

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Researchers have found new versions of a sophisticated Android financial-fraud Trojan that’s notable for its ability to intercept calls a victim tries to place to customer-support personnel of their banks. FakeCall first came to public attention in 2022, when researchers from security firm Kaspersky reported that the malicious …

Kremlin-backed hackers have new Windows and Android malware to foist on Ukrainian foes

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Google researchers said they uncovered a Kremlin-backed operation targeting recruits for the Ukrainian military with information-stealing malware for Windows and Android devices. The malware, spread primarily through posts on Telegram, came from a persona on that platform known as "Civil Defense." Posts on the ​​@civildefense_com_ua telegram channel and the …

North Korean hackers use newly discovered Linux malware to raid ATMs

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In the beginning, North Korean hackers compromised the banking infrastructure running AIX, IBM’s proprietary version of Unix. Next, they hacked infrastructure running Windows. Now, the state-backed bank robbers have expanded their repertoire to include Linux. The malware, tracked under the name FASTCash, is a remote access tool that …

Two never-before-seen tools, from same group, infect air-gapped devices

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Researchers have unearthed two sophisticated toolsets that a nation-state hacking group—possibly from Russia—used to steal sensitive data stored on air-gapped devices, meaning those that are deliberately isolated from the Internet or other networks to safeguard them from malware. One of the custom tool collections was used starting …

Thousands of Linux systems infected by stealthy malware since 2021

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Thousands of machines running Linux have been infected by a malware strain that’s notable for its stealth, the number of misconfigurations it can exploit, and the breadth of malicious activities it can perform, researchers reported Thursday. The malware has been circulating since at least 2021. It gets installed …

New Windows Malware Locks Computer in Kiosk Mode

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Clever : A malware campaign uses the unusual method of locking users in their browser’s kiosk mode to annoy them into entering their Google credentials, which are then stolen by information-stealing malware. Specifically, the malware “locks” the user’s browser on Google’s login page with no obvious way …

11 million devices infected with botnet malware hosted in Google Play

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Enlarge (credit: Getty Images ) Five years ago, researchers made a grim discovery—a legitimate Android app in the Google Play market that was surreptitiously made malicious by a library the developers used to earn advertising revenue. With that, the app was infected with code that caused 100 million infected …

Python Developers Targeted with Malware During Fake Job Interviews

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Interesting social engineering attack: luring potential job applicants with fake recruiting pitches, trying to convince them to download malware. From a news article These particular attacks from North Korean state-funded hacking team Lazarus Group are new, but the overall malware campaign against the Python development community has been running …

Hackers infect ISPs with malware that steals customers’ credentials

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Enlarge (credit: Getty Images) Malicious hackers likely working on behalf of the Chinese government have been exploiting a high-severity zero-day vulnerability that allowed them to infect at least four US-based ISPs with malware that steals credentials used by downstream customers, researchers said Tuesday. The vulnerability resides in the Versa …

Novel technique allows malicious apps to escape iOS and Android guardrails

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Enlarge (credit: Getty Images) Phishers are using a novel technique to trick iOS and Android users into installing malicious apps that bypass safety guardrails built by both Apple and Google to prevent unauthorized apps. Both mobile operating systems employ mechanisms designed to help users steer clear of apps that …

Mac and Windows users infected by software updates delivered over hacked ISP

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Enlarge (credit: Marco Verch Professional Photographer and Speaker ) Hackers delivered malware to Windows and Mac users by compromising their Internet service provider and then tampering with software updates delivered over unsecure connections, researchers said. The attack, researchers from security firm Volexity said, worked by hacking routers or similar types …

Mysterious family of malware hid in Google Play for years

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Enlarge A mysterious family of Android malware with a demonstrated history of effectively concealing its myriad spying activities has once again been found in Google Play after more than two years of hiding in plain sight. The apps, disguised as file-sharing, astronomy, and cryptocurrency apps, hosted Mandrake, a family …

US bans sales of Kaspersky antivirus software over Russia ties

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Washington says Moscow’s influence over company poses significant risk, as Kaspersky argues its activities do not threaten US security Joe Biden’s administration has banned Russia-based cybersecurity firm Kaspersky from providing its popular antivirus products in the US over national security concerns. “Kaspersky will generally no longer be …

The Justice Department Took Down the 911 S5 Botnet

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The US Justice Department has dismantled an enormous botnet: According to an indictment unsealed on May 24, from 2014 through July 2022, Wang and others are alleged to have created and disseminated malware to compromise and amass a network of millions of residential Windows computers worldwide. These devices were …

Law enforcement operation takes aim at an often-overlooked cybercrime linchpin

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Enlarge (credit: Getty Images) An international cast of law enforcement agencies has struck a blow at a cybercrime linchpin that’s as obscure as it is instrumental in the mass-infection of devices: so-called droppers, the sneaky software that’s used to install ransomware, spyware, and all manner of other …

Mystery malware destroys 600,000 routers from a single ISP during 72-hour span

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Enlarge (credit: Getty Images) One day last October, subscribers to an ISP known as Windstream began flooding message boards with reports their routers had suddenly stopped working and remained unresponsive to reboots and all other attempts to revive them. “The routers now just sit there with a steady red …

Hacker free-for-all fights for control of home and office routers everywhere

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Enlarge (credit: Aurich Lawson / Ars Technica ) Cybercriminals and spies working for nation-states are surreptitiously coexisting inside compromised name-brand routers as they use the devices to disguise attacks motivated both by financial gain and strategic espionage, researchers said. In some cases, the coexistence is peaceful, as financially motivated hackers provide …

Using Legitimate GitHub URLs for Malware

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Interesting social-engineering attack vector : McAfee released a report on a new LUA malware loader distributed through what appeared to be a legitimate Microsoft GitHub repository for the “C++ Library Manager for Windows, Linux, and MacOS,” known as vcpkg. The attacker is exploiting a property of GitHub: comments to a …

Backdoor in XZ Utils That Almost Happened

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Last week, the internet dodged a major nation-state attack that would have had catastrophic cybersecurity repercussions worldwide. It’s a catastrophe that didn’t happen, so it won’t get much attention—but it should. There’s an important moral to the story of the attack and its discovery …

xz Utils Backdoor

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The cybersecurity world got really lucky last week. An intentionally placed backdoor in xz Utils, an open-source compression utility, was pretty much accidentally discovered by a Microsoft engineer—weeks before it would have been incorporated into both Debian and Red Hat Linux. From ArsTehnica : Malicious code added to xz …

PyPI halted new users and projects while it fended off supply-chain attack

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Enlarge / Supply-chain attacks, like the latest PyPI discovery, insert malicious code into seemingly functional software packages used by developers. They're becoming increasingly common. (credit: Getty Images) PyPI, a vital repository for open source developers, temporarily halted new project creation and new user registration following an onslaught of package uploads …

Fujitsu says it found malware on its corporate network, warns of possible data breach

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Enlarge (credit: Getty Images) Japan-based IT behemoth Fujitsu said it has discovered malware on its corporate network that may have allowed the people responsible to steal personal information from customers or other parties. “We confirmed the presence of malware on several of our company's work computers, and as a …

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