Sunday, October 18, 2026

New Malvertising Chain that Steals Confidential Information and Encrypts With GandCrab Ransomware

A new malvertising chain that uses multiple payloads to steal confidential information from the victim’s machine and to encrypt their files with GandCrab Ransomware.

Threat actors using the the Fallout exploit kit, a utility program that designedto exploit vulnerabilities in ports, softwares and to deploy backdoors in vulnerable systems.

Malwarebytes security researchers observed a threat actor using the Fallout exploit kit to distribute Vidar information stealer and the secondary payload as GandCrab ransomware.

Credits : Malware Bytes

The malware identified as Vidar has stealer capabilities and it can be customized based on the threat actors requirements.

Researchers noted that Vidar is available for Sale, a single license cost $700, along with usual credit card numbers and passwords stealing capabilities it includes capabilities to steal passwords form digital wallets.

Credits : Malware Bytes

Once the vidar executed in the client machine it will search for the data specified in the profile connfiguration and if it founds the relevant data then it immediately send the databack to C2 server via an unencrypted HTTP POST request.

It steals the following system details that includes specs, running processes, installed applications, victim IP address, country, city, and ISP. Then it stores the data in the information.txt file and sends back to the attacker.

After extracting the information from client machine, Vidar loads the secondry payload via its command and control server.

“Within about a minute after the initial Vidar infection, the victim’s files will be encrypted and their wallpaper hijacked to display the note for GandCrab version 5.04.”

You can follow us on Linkedin, Twitter, Facebook for daily Cybersecurity updates also you can take the Best Cybersecurity courses online to keep your self-updated.

Hackers Offering DDoS-for-Hire Service Powered by Bushido Botnet in Dark Web Markets

Chalubo Botnet Compromise Your Server or IoT Device & Use it for DDOS Attack

Gurubaran
Gurubaran
Gurubaran is a co-founder of Cyber Security News and GBHackers On Security. He has 10+ years of experience as a Security Consultant, Editor, and Analyst in cybersecurity, technology, and communications.

Hot this week

How To Access Dark Web Anonymously and know its Secretive and Mysterious Activities

What is Deep Web The deep web, invisible web, or...

How to Build and Run a Security Operations Center (SOC Guide) – 2023

Today’s Cyber security operations center (CSOC) should have everything...

Russian Hackers Bypass EDR to Deliver a Weaponized TeamViewer Component

TeamViewer's popularity and remote access capabilities make it an...

Web Server Penetration Testing Checklist – 2026

Web server pentesting is performed under three significant categories: identity,...

ATM Penetration Testing – Advanced Testing Methods to Find The Vulnerabilities

ATM Penetration testing, Hackers have found different approaches to...

Hackers Use ConnectWise SkyKick Credentials to Access Microsoft 365, Halting Cloud Backups

Attackers abused compromised ConnectWise Cloud Backup credentials to access...

Anthropic’s Claude AI Uncovers Origins of NSA-Provided Cryptographic Keys After 25 Years

Anthropic says an internal Claude research model reconstructed how...

OpenBSD Kernel Flaw Dating Back 37 Years Enables Local Privilege Escalation to Root

A newly disclosed OpenBSD kernel exploitation chain combines a...

GhostAction Hackers Hide Credential-Stealing Malware in Fake Font Files Across 94 GitHub Repositories

GhostAction attackers have expanded their GitHub credential theft campaign...

SideCopy Hackers Target Indian Organizations With ReverseRAT Malware to Steal Data

Indian authorities have warned that SideCopy hackers are targeting...

New GhostBat Android Malware Targets 60 Banking and UPI Apps to Steal PINs

A new GhostBat RAT variant targets 60 Android financial...

New ROMULUS Malware Platform Uses Six Servers to Deliver Multiple Malicious Payloads

ROMULUS, a shared ClickFix delivery platform operating across six...

Related Articles

Recent News