A Hacker's Guide to Password Cracking

Defending your organization's security is like fortifying a castle—you need to understand where attackers will strike and how they'll try to breach your walls. And hackers are always searching for weaknesses, whether it's a lax password policy or a forgotten backdoor. To build a stronger defense,...

Nation-State Attackers Exploiting Ivanti CSA Flaws for Network Infiltration

A suspected nation-state adversary has been observed weaponizing three security flaws in Ivanti Cloud Service Appliance CSA as zero-days to perform a series of malicious actions. That's according to findings from Fortinet FortiGuard Labs, which said the vulnerabilities were abused to gain...

RansomHub Ransomware Group Targets 210 Victims Across Critical Sectors

Threat actors linked to the RansomHub ransomware group encrypted and exfiltrated data from at least 210 victims since its inception in February 2024, the U.S. government said. The victims span various sectors, including water and wastewater, information technology, government services and...

Russian Hackers Exploit Safari and Chrome Flaws in High-Profile Cyberattack

Cybersecurity researchers have flagged multiple in-the-wild exploit campaigns that leveraged now-patched flaws in Apple Safari and Google Chrome browsers to infect mobile users with information-stealing malware. "These campaigns delivered n-day exploits for which patches were available, but would...

Watch Out for 'Latrodectus' - This Malware Could Be In Your Inbox

Threat hunters have discovered a new malware called Latrodectus that has been distributed as part of email phishing campaigns since at least late November 2023. "Latrodectus is an up-and-coming downloader with various sandbox evasion functionality," researchers from Proofpoint and Team Cymru said...

TeamCity Flaw Leads to Surge in Ransomware, Cryptomining, and RAT Attacks

Multiple threat actors are exploiting the recently disclosed security flaws in JetBrains TeamCity software to deploy ransomware, cryptocurrency miners, Cobalt Strike beacons, and a Golang-based remote access trojan called Spark RAT. The attacks entail the exploitation of CVE-2024-27198 CVSS score...

Hacked WordPress Sites Abusing Visitors' Browsers for Distributed Brute-Force Attacks

Threat actors are conducting brute-force attacks against WordPress sites by leveraging malicious JavaScript injections, new findings from Sucuri reveal. The attacks, which take the form of distributed brute-force attacks, "target WordPress websites from the browsers of completely innocent and...

VMware Issues Security Patches for ESXi, Workstation, and Fusion Flaws

VMware has released patches to address four security flaws impacting ESXi, Workstation, and Fusion, including two critical flaws that could lead to code execution. Tracked as CVE-2024-22252 and CVE-2024-22253, the vulnerabilities have been described as use-after-free bugs in the XHCI USB...

HeadCrab 2.0 Goes Fileless, Targeting Redis Servers for Crypto Mining

Cybersecurity researchers have detailed an updated version of the malware HeadCrab that's known to target Redis database servers across the world since early September 2021. The development, which comes exactly a year after the malware was first publicly disclosed by Aqua, is a sign that the...

New Bandook RAT Variant Resurfaces, Targeting Windows Machines

A new variant of remote access trojan called Bandook has been observed being propagated via phishing attacks with an aim to infiltrate Windows machines, underscoring the continuous evolution of the malware. Fortinet FortiGuard Labs, which identified the activity in October 2023, said the malware ...

New Variant of DLL Search Order Hijacking Bypasses Windows 10 and 11 Protections

Security researchers have detailed a new variant of a dynamic link library DLL search order hijacking technique that could be used by threat actors to bypass security mechanisms and achieve execution of malicious code on systems running Microsoft Windows 10 and Windows 11. The approach "leverages...

Hackers Exploited ColdFusion Vulnerability to Breach Federal Agency Servers

The U.S. Cybersecurity and Infrastructure Security Agency CISA warned of active exploitation of a high-severity Adobe ColdFusion vulnerability by unidentified threat actors to gain initial access to government servers. "The vulnerability in ColdFusion CVE-2023-26360 presents as an improper access...

New P2PInfect Botnet MIPS Variant Targeting Routers and IoT Devices

Cybersecurity researchers have discovered a new variant of an emerging botnet called P2PInfect that's capable of targeting routers and IoT devices. The latest version, per Cado Security Labs, is compiled for Microprocessor without Interlocked Pipelined Stages MIPS architecture, broadening its...

Cybercriminals Using Telekopye Telegram Bot to Craft Phishing Scams on a Grand Scale

More details have emerged about a malicious Telegram bot called Telekopye that's used by threat actors to pull off large-scale phishing scams. "Telekopye can craft phishing websites, emails, SMS messages, and more," ESET security researcher Radek Jizba said in a new analysis. The threat actors...

Hamas-Linked Cyberattacks Using Rust-Powered SysJoker Backdoor Against Israel

Cybersecurity researchers have shed light on a Rust version of a cross-platform backdoor called SysJoker, which is assessed to have been used by a Hamas-affiliated threat actor to target Israel amid the ongoing war in the region. "Among the most prominent changes is the shift to Rust language,...

Alert: OracleIV DDoS Botnet Targets Public Docker Engine APIs to Hijack Containers

Publicly-accessible Docker Engine API instances are being targeted by threat actors as part of a campaign designed to co-opt the machines into a distributed denial-of-service DDoS botnet dubbed OracleIV. "Attackers are exploiting this misconfiguration to deliver a malicious Docker container, buil...

New Ransomware Group Emerges with Hive's Source Code and Infrastructure

The threat actors behind a new ransomware group called Hunters International have acquired the source code and infrastructure from the now-dismantled Hive operation to kick-start its own efforts in the threat landscape. "It appears that the leadership of the Hive group made the strategic decision...

Malicious NuGet Packages Caught Distributing SeroXen RAT Malware

Cybersecurity researchers have uncovered a new set of malicious packages published to the NuGet package manager using a lesser-known method for malware deployment. Software supply chain security firm ReversingLabs described the campaign as coordinated and ongoing since August 1, 2023, while linki...

DarkGate Malware Spreading via Messaging Services Posing as PDF Files

A piece of malware known as DarkGate has been observed being spread via instant messaging platforms such as Skype and Microsoft Teams. In these attacks, the messaging apps are used to deliver a Visual Basic for Applications VBA loader script that masquerades as a PDF document, which, when opened,...

High-Severity Flaws in ConnectedIO's 3G/4G Routers Raise Concerns for IoT Security

Multiple high-severity security vulnerabilities have been disclosed in ConnectedIO's ER2000 edge routers and the cloud-based management platform that could be exploited by malicious actors to execute malicious code and access sensitive data. "An attacker could have leveraged these flaws to fully...

North Korea's Lazarus Group Launders $900 Million in Cryptocurrency

As much as $7 billion in cryptocurrency has been illicitly laundered through cross-chain crime, with the North Korea-linked Lazarus Group linked to the theft of roughly $900 million of those proceeds between July 2022 and July of this year. "As traditional entities such as mixers continue to be...

GitHub Repositories Hit by Password-Stealing Commits Disguised as Dependabot Contributions

A new deceptive campaign has been observed hijacking GitHub accounts and committing malicious code disguised as Dependabot contributions with an aim to steal passwords from developers. "The malicious code exfiltrates the GitHub project's defined secrets to a malicious C2 server and modify any...

Cybercriminals Weaponizing Legitimate Advanced Installer Tool in Crypto-Mining Attacks

A legitimate Windows tool used for creating software packages called Advanced Installer is being abused by threat actors to drop cryptocurrency-mining malware on infected machines since at least November 2021. "The attacker uses Advanced Installer to package other legitimate software installers,...

FBI Dismantles QakBot Malware, Frees 700,000 Computers, Seizes $8.6 Million

A coordinated law enforcement effort codenamed Operation Duck Hunt has felled QakBot, a notorious Windows malware family that's estimated to have compromised over 700,000 computers globally and facilitated financial fraud as well as ransomware. To that end, the U.S. Justice Department DoJ said th...

Developers Beware: Malicious Rust Libraries Caught Transmitting OS Info to Telegram Channel

In yet another sign that developers continue to be targets of software supply chain attacks, a number of malicious packages have been discovered on the Rust programming language's crate registry. The libraries, uploaded between August 14 and 16, 2023, were published by a user named "amaperf,"...

Microsoft Exposes Russian Hackers' Sneaky Phishing Tactics via Microsoft Teams Chats

Microsoft on Wednesday disclosed that it identified a set of highly targeted social engineering attacks mounted by a Russian nation-state threat actor using credential theft phishing lures sent as Microsoft Teams chats. The tech giant attributed the attacks to a group it tracks as Midnight Blizza...

Major Security Flaw Discovered in Metabase BI Software – Urgent Update Required

Users of Metabase, a popular business intelligence and data visualization software package, are being advised to update to the latest version following the discovery of an "extremely severe" flaw that could result in pre-authenticated remote code execution on affected installations. Tracked as...

Iranian Hackers' Sophisticated Malware Targets Windows and macOS Users

The Iranian nation-state actor known as TA453 has been linked to a new set of spear-phishing attacks that infect both Windows and macOS operating systems with malware. "TA453 eventually used a variety of cloud hosting providers to deliver a novel infection chain that deploys the newly identified...

Introducing AI-guided Remediation for IaC Security / KICS

While the use of Infrastructure as Code IaC has gained significant popularity as organizations embrace cloud computing and DevOps practices, the speed and flexibility that IaC provides can also introduce the potential for misconfigurations and security vulnerabilities. IaC allows organizations to...

Cybercriminals Using Powerful BatCloak Engine to Make Malware Fully Undetectable

A fully undetectable FUD malware obfuscation engine named BatCloak is being used to deploy various malware strains since September 2022, while persistently evading antivirus detection. The samples grant "threat actors the ability to load numerous malware families and exploits with ease through...

Hackers Using Golang Variant of Cobalt Strike to Target Apple macOS Systems

A Golang implementation of Cobalt Strike called Geacon is likely to garner the attention of threat actors looking to target Apple macOS systems. That's according to findings from SentinelOne, which observed an increase in the number of Geacon payloads appearing on VirusTotal in recent months...

CISA Issues Advisory on Critical RCE Affecting ME RTU Remote Terminal Units

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Tuesday released an Industrial Control Systems ICS advisory about a critical flaw affecting ME RTU remote terminal units. The security vulnerability, tracked as CVE-2023-2131, has received the highest severity rating of 10.0 on the...

ViperSoftX InfoStealer Adopts Sophisticated Techniques to Avoid Detection

A significant number of victims in the consumer and enterprise sectors located across Australia, Japan, the U.S., and India have been affected by an evasive information-stealing malware called ViperSoftX. ViperSoftX was first documented by Fortinet in 2020, with cybersecurity company Avast...

Iranian Hackers Using SimpleHelp Remote Support Software for Persistent Access

The Iranian threat actor known as MuddyWater is continuing its time-tested tradition of relying on legitimate remote administration tools to commandeer targeted systems. While the nation-state group has previously employed ScreenConnect, RemoteUtilities, and Syncro, a new analysis from Group-IB h...

CISA Warns of Critical ICS Flaws in Hitachi, mySCADA, ICL, and Nexx Products

The U.S. Cybersecurity and Infrastructure Security Agency CISA has published eight Industrial Control Systems ICS advisories warning of critical flaws affecting products from Hitachi Energy, mySCADA Technologies, Industrial Control Links, and Nexx. Topping the list is CVE-2022-3682 CVSS score: 9....

Operation Soft Cell: Chinese Hackers Breach Middle East Telecom Providers

Telecommunication providers in the Middle East are the subject of new cyber attacks that commenced in the first quarter of 2023. The intrusion set has been attributed to a Chinese cyber espionage actor associated with a long-running campaign dubbed Operation Soft Cell based on tooling overlaps...

StrongPity Hackers Distribute Trojanized Telegram App to Target Android Users

The advanced persistent threat APT group known as StrongPity has targeted Android users with a trojanized version of the Telegram app through a fake website that impersonates a video chat service called Shagle. "A copycat website, mimicking the Shagle service, is used to distribute StrongPity's...

Notorious Emotet Malware Returns With High-Volume Malspam Campaign

The notorious Emotet malware has returned with renewed vigor as part of a high-volume malspam campaign designed to drop payloads like IcedID and Bumblebee. "Hundreds of thousands of emails per day" have been sent since early November 2022, enterprise security company Proofpoint said last week,...

OPERA1ER APT Hackers Targeted Dozens of Financial Organizations in Africa

A French-speaking threat actor dubbed OPERA1ER has been linked to a series of more than 30 successful cyber attacks aimed at banks, financial services, and telecom companies across Africa, Asia, and Latin America between 2018 and 2022. According to Singapore-headquartered cybersecurity company...

These Android Apps with a Million Play Store Installations Redirect Users to Malicious Sites

A set of four Android apps released by the same developer has been discovered directing victims to malicious websites as part of an adware and information-stealing campaign. The apps, published by a developer named Mobile apps Group and currently available on the Play Store, have been collectivel...

19-Year-Old Teen Arrested for Using Leaked Optus Breach Data in SMS Scam

The Australian Federal Police AFP has arrested a 19-year-old teen from Sydney for allegedly attempting to leverage the data leaked following the Optus data breach late last month to extort victims. The suspect is said to have carried out a text message blackmail scam, demanding that the recipient...

6 Top API Security Risks! Favored Targets for Attackers If Left Unmanaged

Security threats are always a concern when it comes to APIs. API security can be compared to driving a car. You must be cautious and review everything closely before releasing it into the world. By failing to do so, you're putting yourself and others at risk. API attacks are more dangerous than...

Researchers Find New Android Spyware Campaign Targeting Uyghur Community

A previously undocumented strain of Android spyware with extensive information gathering capabilities has been found disguised as a book likely designed to target the Uyghur community in China. The malware comes under the guise of a book titled "The China Freedom Trap," a biography written by the...

New Evidence Links Raspberry Robin Malware to Dridex and Russian Evil Corp Hackers

Researchers have identified functional similarities between a malicious component used in the Raspberry Robin infection chain and a Dridex malware loader, further strengthening the operators' connections to the Russia-based Evil Corp group. The findings suggest that "Evil Corp is likely using...

Microsoft Discover Severe 'One-Click' Exploit for TikTok Android App

Microsoft on Wednesday disclosed details of a now-patched "high severity vulnerability" in the TikTok app for Android that could let attackers take over accounts when victims clicked on a malicious link. "Attackers could have leveraged the vulnerability to hijack an account without users' awarene...

RTLS Systems Found Vulnerable to MiTM Attacks and Location Tampering

Researchers have disclosed multiple vulnerabilities impacting Ultra-wideband UWB Real-time Locating Systems RTLS, enabling threat actors to launch adversary-in-the-middle AitM attacks and tamper with location data. "The zero-days found specifically pose a security risk for workers in industrial...

New Amazon Ring Vulnerability Could Have Exposed All Your Camera Recordings

Retail giant Amazon patched a high-severity security issue in its Ring app for Android in May that could have enabled a rogue application installed on a user's device to access sensitive information and camera recordings. The Ring app for Android has over 10 million downloads and enables users to...

Researchers Detail Evasive DarkTortilla Crypter Used to Deliver Malware

A .NET-based evasive crypter named DarkTortilla has been used by threat actors to distribute a broad array of commodity malware as well as targeted payloads like Cobalt Strike and Metasploit, likely since 2015. "It can also deliver 'add-on packages' such as additional malicious payloads, benign...

Tornado Cash Developer Arrested After U.S. Sanctions the Cryptocurrency Mixer

Dutch authorities on Friday announced the arrest of a software developer in Amsterdam who is alleged to be working for Tornado Cash, days after the U.S. sanctioned the decentralized crypto mixing service. The 29-year-old individual is "suspected of involvement in concealing criminal financial flo...

Single-Core CPU Cracked Post-Quantum Encryption Candidate Algorithm in Just an Hour

A late-stage candidate encryption algorithm that was meant to withstand decryption by powerful quantum computers in the future has been trivially cracked by using a computer running Intel Xeon CPU in an hour's time. The algorithm in question is SIKE — short for Supersingular Isogeny Key...