Hackers Exploit c-ares DLL Side-Loading to Bypass Security and Deploy Malware

Security experts have disclosed details of an active malware campaign that's exploiting a DLL side-loading vulnerability in a legitimate binary associated with the open-source c-ares library to bypass security controls and deliver a wide range of commodity trojans and stealers. "Attackers achieve...

Multi-Stage Malware Attack Uses .JSE and PowerShell to Deploy Agent Tesla and XLoader

A new multi-stage attack has been observed delivering malware families like Agent Tesla variants, Remcos RAT, and XLoader. "Attackers increasingly rely on such complex delivery mechanisms to evade detection, bypass traditional sandboxes, and ensure successful payload delivery and execution," Palo...

New TorNet Backdoor Exploits TOR Network in Advanced Phishing Attack

Advanced phishing campaign targets Poland and Germany, delivering Agent Tesla, Snake Keylogger and newly identified TorNet backdoor via…...

PureCrypter Deploys Agent Tesla and New TorNet Backdoor in Ongoing Cyberattacks

A financially motivated threat actor has been linked to an ongoing phishing email campaign that has been ongoing since at least July 2024 specifically targeting users in Poland and Germany. The attacks have led to the deployment of various payloads, such as Agent Tesla, Snake Keylogger, and a...

Cybercriminals Target Polish Businesses with Agent Tesla and Formbook Malware

Cybersecurity researchers have detailed widespread phishing campaigns targeting small and medium-sized businesses SMBs in Poland during May 2024 that led to the deployment of several malware families like Agent Tesla, Formbook, and Remcos RAT. Some of the other regions targeted by the campaigns...

New Phishing Campaign Uses Stealthy JPGs to Drop Agent Tesla

Spanish speakers beware! A new campaign using the Agent Tesla RAT targets Spanish-speaking individuals. Learn how to protect…...

TA558 Hackers Weaponize Images for Wide-Scale Malware Attacks

The threat actor tracked as TA558 has been observed leveraging steganography as an obfuscation technique to deliver a wide range of malware such as Agent Tesla, FormBook, Remcos RAT, LokiBot, GuLoader, Snake Keylogger, and XWorm, among others. "The group made extensive use of steganography by...

Tracing the Footprints of Agent Tesla’s Conspirators

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New Agent Tesla Malware Variant Using ZPAQ Compression in Email Attacks

A new variant of the Agent Tesla malware has been observed delivered via a lure file with the ZPAQ compression format to harvest data from several email clients and nearly 40 web browsers. "ZPAQ is a file compression format that offers a better compression ratio and journaling function compared t...

Sophisticated Phishing Campaign Deploying Agent Tesla, OriginBotnet, and RedLine Clipper

A sophisticated phishing campaign is using a Microsoft Word document lure to distribute a trifecta of threats, namely Agent Tesla, OriginBotnet, and RedLine Clipper, to gather a wide range of information from compromised Windows machines. "A phishing email delivers the Word document as an...

Agent Tesla’s New Variant Spreads Through Crafted Excel Files

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary A phishing campaign has surfaced, disseminating a new iteration of the Agent Tesla malware through a meticulously crafted Microsoft Excel document. This document exploits a longstanding memory corruption...

Alert: Phishing Campaigns Deliver New SideTwist Backdoor and Agent Tesla Variant

The Iranian threat actor tracked as APT34 has been linked to a new phishing attack that leads to the deployment of a variant of a backdoor called SideTwist. "APT34 has a high level of attack technology, can design different intrusion methods for different types of targets, and has supply chain...

New QBot Banking Trojan Campaign Hijacks Business Emails to Spread Malware

A new QBot malware campaign is leveraging hijacked business correspondence to trick unsuspecting victims into installing the malware, new findings from Kaspersky reveal. The latest activity, which commenced on April 4, 2023, has primarily targeted users in Germany, Argentina, Italy, Algeria, Spai...

New DotRunpeX Malware Delivers Multiple Malware Families via Malicious Ads

A new piece of malware dubbed dotRunpeX is being used to distribute numerous known malware families such as Agent Tesla, Ave Maria, BitRAT, FormBook, LokiBot, NetWire, Raccoon Stealer, RedLine Stealer, Remcos, Rhadamanthys, and Vidar. "DotRunpeX is a new injector written in .NET using the Process...

PureCrypter Malware Targets Government Entities in Asia-Pacific and North America

Government entities in Asia-Pacific and North America are being targeted by an unknown threat actor with an off-the-shelf malware downloader known as PureCrypter to deliver an array of information stealers and ransomware. "The PureCrypter campaign uses the domain of a compromised non-profit...

Several Cyber Attacks Observed Leveraging IPFS Decentralized Network

A number of phishing campaigns are leveraging the decentralized InterPlanetary Filesystem IPFS network to host malware, phishing kit infrastructure, and facilitate other attacks. "Multiple malware families are currently being hosted within IPFS and retrieved during the initial stages of malware...

Cyber Criminals Using Quantum Builder Sold on Dark Web to Deliver Agent Tesla Malware

A recently discovered malware builder called Quantum Builder is being used to deliver the Agent Tesla remote access trojan RAT. "This campaign features enhancements and a shift toward LNK Windows shortcut files when compared to similar attacks in the past," Zscaler ThreatLabz researchers Niraj...

Researchers Detail OriginLogger RAT — Successor to Agent Tesla Malware

Palo Alto Networks Unit 42 has detailed the inner workings of a malware called OriginLogger, which has been touted as a successor to the widely used information stealer and remote access trojan RAT known as Agent Tesla. A .NET based keylogger and remote access, Agent Tesla has had a long-standing...

2021 Top Malware Strains

Summary Immediate Actions You Can Take Now to Protect Against Malware: • Patch all systems and prioritize patching known exploited vulnerabilities. • Enforce multifactor authentication MFA. • Secure Remote Desktop Protocol RDP and other risky services. • Make offline backups of your data. • Provi...

Ukrainian Radio Stations Hacked to Broadcast Fake News About Zelenskyy's Health

Ukrainian radio operator TAVR Media on Thursday became the latest victim of a cyberattack, resulting in the broadcast of a fake message that President Volodymyr Zelenskyy was seriously ill. "Cybercriminals spread information that the President of Ukraine, Volodymyr Zelenskyy, is allegedly in...