Critical Firmware Vulnerability in Gigabyte Systems Exposes ~7 Million Devices

Cybersecurity researchers have found "backdoor-like behavior" within Gigabyte systems, which they say enables the UEFI firmware of the devices to drop a Windows executable and retrieve updates in an unsecure format. Firmware security firm Eclypsium said it first detected the anomaly in April 2023...

Critical Firmware Vulnerability in Gigabyte Systems Exposes ~7 Million Devices

Cybersecurity researchers have found "backdoor-like behavior" within Gigabyte systems, which they say enables the UEFI firmware of the devices to drop a Windows executable and retrieve updates in an unsecure format. Firmware security firm Eclypsium said it first detected the anomaly in April 2023...

Millions of Gigabyte Motherboards Were Sold With a Firmware Backdoor

Hidden code in hundreds of models of Gigabyte motherboards invisibly and insecurely downloads programs—a feature ripe for abuse, researchers say...

Alert: Hackers Exploit Barracuda Email Security Gateway 0-Day Flaw for 7 Months

Enterprise security firm Barracuda on Tuesday disclosed that a recently patched zero-day flaw in its Email Security Gateway ESG appliances had been abused by threat actors since October 2022 to backdoor the devices. The latest findings show that the critical vulnerability, tracked as CVE-2023-286...

Alert: Hackers Exploit Barracuda Email Security Gateway 0-Day Flaw for 7 Months

Enterprise security firm Barracuda on Tuesday disclosed that a recently patched zero-day flaw in its Email Security Gateway ESG appliances had been abused by threat actors since October 2022 to backdoor the devices. The latest findings show that the critical vulnerability, tracked as CVE-2023-286...

Actors, Threats and Vulnerabilities 22 to 28 May 2023

For a detailed threat digest, download the pdf file here Summary HiveForce Labs recently made several significant discoveries related to cybersecurity threats. Over the past week, the fact that there were a total of ten attacks executed, taking advantage of four different vulnerabilities in vario...

Void Rabisu’s Use of RomCom Backdoor Shows a Growing Shift in Threat Actors’ Goals

Void Rabisu, a malicious actor believed to be associated with the RomCom backdoor, was thought to be driven by financial gain because of its ransomware attacks. But in this blog entry, we discuss how the use of the RomCom backdoor in recent attacks shows how Void Rabisu's motives seem to have...

New PowerExchange Backdoor Used in Iranian Cyber Attack on UAE Government

An unnamed government entity associated with the United Arab Emirates U.A.E. was targeted by a likely Iranian threat actor to breach the victim's Microsoft Exchange Server with a "simple yet effective" backdoor dubbed PowerExchange. According to a new report from Fortinet FortiGuard Labs, the...

New PowerExchange Backdoor Used in Iranian Cyber Attack on UAE Government

An unnamed government entity associated with the United Arab Emirates U.A.E. was targeted by a likely Iranian threat actor to breach the victim's Microsoft Exchange Server with a "simple yet effective" backdoor dubbed PowerExchange. According to a new report from Fortinet FortiGuard Labs, the...

Pikabot A Stealthy Backdoor with Ingenious Evasion Tactics

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary Pikabot, a sophisticated backdoor evades analysis with anti-analysis measures like the "sleep" function, uses NtContinue API, employs language-based execution cessation, and shows connections to Qakbot...

Alert: Brazilian Hackers Targeting Users of Over 30 Portuguese Banks

A Brazilian threat actor is targeting more than 30 Portuguese financial institutions with information-stealing malware as part of a long-running campaign that commenced in 2021. "The attackers can steal credentials and exfiltrate users' data and personal information, which can be leveraged for...

Cyber Attacks Strike Ukraine's State Bodies in Espionage Operation

The Computer Emergency Response Team of Ukraine CERT-UA has warned of cyber attacks targeting state bodies in the country as part of an espionage campaign. The intrusion set, attributed to a threat actor tracked by the authority as UAC-0063 since 2021, leverages phishing lures to deploy a variety...

Lancefly APT Group Deploys Custom Backdoor ‘Merdoor’ in Targeted Attacks

Threat Level Actor Report For a detailed threat advisory, download the pdf file here Summary The Lancefly APT group targets South and Southeast Asia using the Merdoor backdoor and an updated ZXShell rootkit. Their attack chain involves credential theft, lateral movement, file staging, and...

Researchers Uncover Powerful Backdoor and Custom Implant in Year-Long Cyber Campaign

Government, aviation, education, and telecom sectors located in South and Southeast Asia have come under the radar of a new hacking group as part of a highly-targeted campaign that commenced in mid-2022 and continued into the first quarter of 2023. Symantec, by Broadcom Software, is tracking the...

Researchers Uncover Powerful Backdoor and Custom Implant in Year-Long Cyber Campaign

Government, aviation, education, and telecom sectors located in South and Southeast Asia have come under the radar of a new hacking group as part of a highly-targeted campaign that commenced in mid-2022 and continued into the first quarter of 2023. Symantec, by Broadcom Software, is tracking the...

New Stealthy Variant of Linux Backdoor BPFDoor Emerges from the Shadows

A previously undocumented and mostly undetected variant of a Linux backdoor called BPFDoor has been spotted in the wild, cybersecurity firm Deep Instinct said in a technical report published this week. "BPFDoor retains its reputation as an extremely stealthy and difficult-to-detect malware with...

New Stealthy Variant of Linux Backdoor BPFDoor Emerges from the Shadows

A previously undocumented and mostly undetected variant of a Linux backdoor called BPFDoor has been spotted in the wild, cybersecurity firm Deep Instinct said in a technical report published this week. "BPFDoor retains its reputation as an extremely stealthy and difficult-to-detect malware with...

Malicious code in managed-vip-2-by-kristen-callihan-on-iphone-full-volumes- (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 9488572be5c3f73c9703b24b7739fc80fc8f178aedc148a91565e1985e2ea3e8 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Sophisticated DownEx Malware Campaign Targeting Central Asian Governments

Government organizations in Central Asia are the target of a sophisticated espionage campaign that leverages a previously undocumented strain of malware dubbed DownEx. Bitdefender, in a report shared with The Hacker News, said the activity remains active, with evidence likely pointing to the...

Dragon Breath APT Group Using Double-Clean-App Technique to Target Gambling Industry

An advanced persistent threat APT actor known as Dragon Breath has been observed adding new layers of complexity to its attacks by adopting a novel DLL side-loading mechanism. "The attack is based on a classic side-loading attack, consisting of a clean application, a malicious loader, and an...