Silver Fox Deploys ABCDoor Malware via Tax-Themed Phishing in India and Russia

The China-based cybercrime group known as Silver Fox aka Monarch, SwimSnake, The Great Thief of Valley, UTG-Q-1000, and Void Arachne has been linked to a new campaign targeting organizations in Russia and India with a new malware called ABCDoor. The activity involved using phishing emails that...

Silver Fox Expands Asia Cyber Campaign with AtlasCross RAT and Fake Domains

Chinese-speaking users are the target of an active campaign that uses typosquatted domains impersonating trusted software brands to deliver a previously undocumented remote access trojan named AtlasCross RAT. "The operation covers VPN clients, encrypted messengers, video conferencing tools,...

Fake Huorong security site infects users with ValleyRAT

A convincing lookalike of the popular Huorong Security antivirus has been used to deliver ValleyRAT, a sophisticated Remote Access Trojan RAT built on the Winos4.0 framework, to users who believed they were improving their security. The campaign, attributed to the Silver Fox APT group—a...

Silver Fox Targets Indian Users With Tax-Themed Emails Delivering ValleyRAT Malware

The threat actor known as Silver Fox has turned its focus to India, using income tax-themed lures in phishing campaigns to distribute a modular remote access trojan called ValleyRAT aka Winos 4.0. "This sophisticated attack leverages a complex kill chain involving DLL hijacking and the modular...

Silver Fox Uses Fake Microsoft Teams Installer to Spread ValleyRAT Malware in China

The threat actor known as Silver Fox has been spotted orchestrating a false flag operation to mimic a Russian threat group in attacks targeting organizations in China. The search engine optimization SEO poisoning campaign leverages Microsoft Teams lures to trick unsuspecting users into downloadin...

Silver Fox Expands Winos 4.0 Attacks to Japan and Malaysia via HoldingHands RAT

The threat actors behind a malware family known as Winos 4.0 aka ValleyRAT have expanded their targeting footprint from China and Taiwan to target Japan and Malaysia with another remote access trojan RAT tracked as HoldingHands RAT aka Gh0stBins. "The campaign relied on phishing emails with PDFs...

HiddenGh0st, Winos and kkRAT Exploit SEO, GitHub Pages in Chinese Malware Attacks

Chinese-speaking users are the target of a search engine optimization SEO poisoning campaign that uses fake software sites to distribute malware. "The attackers manipulated search rankings with SEO plugins and registered lookalike domains that closely mimicked legitimate software sites," Fortinet...

Silver Fox APT Exploits Signed Windows Driver to Deliver ValleyRAT

Check Point reports Silver Fox APT using a signed WatchDog driver flaw to disable Windows security and deliver…...

Silver Fox APT Targets Taiwan with Complex Gh0stCringe and HoldingHands RAT Malware

Cybersecurity researchers are warning of a new phishing campaign that's targeting users in Taiwan with malware families such as HoldingHands RAT and Gh0stCringe. The activity is part of a broader campaign that delivered the Winos 4.0 malware framework earlier this January by sending phishing...

Silver Fox APT Uses Winos 4.0 Malware in Cyber Attacks Against Taiwanese Organizations

A new campaign is targeting companies in Taiwan with malware known as Winos 4.0 as part of phishing emails masquerading as the country's National Taxation Bureau. The campaign, detected last month by Fortinet FortiGuard Labs, marks a departure from previous attack chains that have leveraged...

Silver Fox APT Hides ValleyRAT in Trojanized Medical Imaging Software

Chinese Silver Fox APT exploits trojanized medical imaging software to spread ValleyRAT malware, posing a serious threat to…...

2,500+ Truesight.sys Driver Variants Exploited to Bypass EDR and Deploy HiddenGh0st RAT

A large-scale malware campaign has been found leveraging a vulnerable Windows driver associated with Adlice's product suite to sidestep detection efforts and deliver the Gh0st RAT malware. "To further evade detection, the attackers deliberately generated multiple variants with different hashes of...

FatalRAT Phishing Attacks Target APAC Industries Using Chinese Cloud Services

Various industrial organizations in the Asia-Pacific APAC region have been targeted as part of phishing attacks designed to deliver a known malware called FatalRAT. "The threat was orchestrated by attackers using legitimate Chinese cloud content delivery network CDN myqcloud and the Youdao Cloud...

Fake Google Chrome Sites Distribute ValleyRAT Malware via DLL Hijacking

Bogus websites advertising Google Chrome have been used to distribute malicious installers for a remote access trojan called ValleyRAT. The malware, first detected in 2023, is attributed to a threat actor tracked as Silver Fox, with prior attack campaigns primarily targeting Chinese-speaking...

SQL Injection Vulnerability in Shanghai Silverfox Information Technology Co.

Shanghai Silver Fox Information Technology Co., Ltd. is a high-tech company dedicated to enterprise information technology services. Shanghai Silverfox Information Technology Co., Ltd. station building system SQL injection vulnerability, attackers can use the vulnerability to obtain sensitive...