Windows - Cybersec Sentinel (Page 2)

Windows

A collection of 20 posts

Raspberry Robin Malware: USB Worm Turned Initial Access Powerhouse

Raspberry Robin Malware: USB Worm Turned Initial Access Powerhouse

Threat Group: Storm-0856 (Roshtyak) Threat Type: Initial Access Broker (IAB), Malware Loader, USB Worm Exploited Vulnerabilities: CVE-2023-36802, CVE-2023-29360 Malware Used: Raspberry Robin (aka Roshtyak, QNAP worm) Threat Score: 🔴 High (8.4/10) – Ongoing use by ransomware groups and Russian state-backed actors, with evolving delivery techniques and C2 infrastructure. Last Threat

The New Ransomware Menace Vgod Gains Momentum

The New Ransomware Menace Vgod Gains Momentum

Threat Group – Vgod Crew Threat Type – Ransomware Exploited Vulnerabilities – Unpatched remote code execution flaws, vulnerabilities in VPNs, weak passwords Malware Used – Vgod Ransomware, Custom Trojanized Toolsets Threat Score – High (8.7 out of 10) – Reflecting advanced encryption, double extortion tactics, cross-platform targeting, and alignment with broader ransomware trends Last Threat

From Stealers to Ransomware PureCrypter Delivers It All

From Stealers to Ransomware PureCrypter Delivers It All

Threat Group: - Unknown (Distributed by cybercriminals through various malware-as-a-service campaigns) Threat Type: - Malware Loader Exploited Vulnerabilities: - Primarily relies on phishing emails with malicious attachments or links Malware Used: - PureCrypter Threat Score: - High (8.2/10) – Due to its ability to deliver multiple malware strains and

Advanced Evasion Techniques Used by NonEuclid RAT

Advanced Evasion Techniques Used by NonEuclid RAT

Threat Group: Developer unknown, promoted by underground forums and individual actors Threat Type: Remote Access Trojan (RAT) Exploited Vulnerabilities: Privilege escalation, outdated security patches, and social engineering Malware Used: NonEuclid RAT Threat Score: High (9.0/10) – Advanced persistence, ransomware capabilities, and widespread appeal within cybercrime circles Last Threat Observation:

Ymir and RustyStealer Malware Duo Escalates Cyber Threat Landscape

Ymir and RustyStealer Malware Duo Escalates Cyber Threat Landscape

Threat Group: Unidentified Threat Actor Threat Type: Ransomware, Info-Stealer Exploited Vulnerabilities: Common file encryption mechanisms, credential theft techniques Malware Used: Ymir Ransomware, RustyStealer Threat Score: High (8.2/10) — Due to its dual-impact functionality that combines data theft with ransomware encryption. Last Threat Observation: November 10, 2024 Overview A newly

Advanced Malware SteelFox Uses Windows Vulnerabilities for System Access

Advanced Malware SteelFox Uses Windows Vulnerabilities for System Access

Threat Group: Unknown Threat Type: Crimeware Bundle (Information Stealer and Cryptominer) Exploited Vulnerabilities: CVE-2020-14979, CVE-2021-41285 Malware Used: SteelFox Threat Score: High (8.5/10) — Due to advanced privilege escalation, data theft, and cryptocurrency mining techniques. Last Threat Observation: November 2024 Overview SteelFox is a sophisticated malware campaign that combines information-stealing

Remcos RAT Malware Campaign Poses Persistent Threat to Windows Users

Remcos RAT Malware Campaign Poses Persistent Threat to Windows Users

Cybersec Sentinel November 9, 2024 Threat Group: Various Cybercriminal Entities Threat Type: Remote Access Trojan (RAT) Exploited Vulnerabilities: Phishing emails, CVE-2017-0199, multi-layer obfuscation Malware Used: Remcos RAT Threat Score: Medium Last Threat Observation: November 9, 2024 Overview Remcos RAT, a commercial RAT initially marketed as a legitimate tool for remote

GHOSTPULSE Infiltration via MSIX Application Packages

GHOSTPULSE Infiltration via MSIX Application Packages

Threat Group: Unknown Threat Type: Multi-stage Malware Loader Exploited Vulnerabilities: DLL Side-loading, Module Stomping, Process Doppelgänging Malware Used: GHOSTPULSE Threat Score: High (8.5/10) — Due to advanced evasion techniques and targeting of commonly used software through deceptive MSIX packages. Last Threat Observation: October 30, 2024 Overview GHOSTPULSE is a

Espionage and Influence Meet Malware in UNC5812's Campaign Against Ukraine

Espionage and Influence Meet Malware in UNC5812's Campaign Against Ukraine

Threat Group: UNC5812 Threat Type: Hybrid Espionage and Influence Operation Exploited Vulnerabilities: Android and Windows vulnerabilities, including CVE-2024-47575 Malware Used: SUNSPINNER, PURESTEALER, CRAXSRAT, Pronsis Loader Threat Score: High (8.5/10) — due to multifaceted espionage and influence tactics targeting military sectors. Last Threat Observation: October 29, 2024 Overview UNC5812, a

ValleyRAT Malware Exploits Privilege Escalation and Evasion in Targeted Attacks

ValleyRAT Malware Exploits Privilege Escalation and Evasion in Targeted Attacks

Threat Group: Silver Fox (suspected) Threat Type: Remote Access Trojan (RAT) Exploited Vulnerabilities: Privilege abuse through COM interfaces (CMSTPLUA, fodhelper.exe), Scheduled Task creation, Registry Run Keys manipulation Malware Used: ValleyRAT Threat Score: High (8.5/10) — Due to advanced evasion, multi-stage infection, and targeted campaign scope within China Last