Earth Kurma APT Campaign Targets Southeast Asian Government, Telecom Sectors

An APT group dubbed Earth Kurma is actively targeting government and telecommunications organizations in Southeast Asia using advanced malware, rootkits, and trusted cloud services to conduct cyberespionage...

telecommunicationssystem.co.uk Cross Site Scripting vulnerability OBB-4048462

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

New BPFDoor Controller Enables Stealthy Lateral Movement in Linux Server Attacks

Cybersecurity researchers have unearthed a new controller component associated with a known backdoor called BPFDoor as part of cyber attacks targeting telecommunications, finance, and retail sectors in South Korea, Hong Kong, Myanmar, Malaysia, and Egypt in 2024. "The controller could open a...

BPFDoor’s Hidden Controller Used Against Asia, Middle East Targets

A controller linked to BPF backdoor can open a reverse shell, enabling deeper infiltration into compromised networks. Recent attacks have been observed targeting the telecommunications, finance, and retail sectors across South Korea, Hong Kong, Myanmar, Malaysia, and Egypt...

Arguing Against CALEA

At a Congressional hearing earlier this week, Matt Blaze made the point that CALEA, the 1994 law that forces telecoms to make phone calls wiretappable, is outdated in today's threat environment and should be rethought: In other words, while the legally-mandated CALEA capability requirements have...

Flaw in Verizon call record requests put millions of Americans at risk

Security researcher Evan Connelly discovered an enormous flaw affecting one of the largest telecommunications companies in the world that could allow any single person to view the recent incoming call log for potentially any Verizon phone number. "In short, anyone could lookup data for anyone,"...

Chinese Hackers Breach Asian Telecom, Remain Undetected for Over 4 Years

A major telecommunications company located in Asia was allegedly breached by Chinese state-sponsored hackers who spent over four years inside its systems, according to a new report from incident response firm Sygnia. The cybersecurity company is tracking the activity under the name Weaver Ant ,...

Cloud IMS: The Confluence of Innovation and Security in Modern Telecommunications

The telecom industry is at a major turning point. With 5G, IoT, and AI reshaping global connectivity, the…...

Lotus Blossom espionage group targets multiple industries with different versions of Sagerunex and hacking tools

Cisco Talos discovered multiple cyber espionage campaigns that target government, manufacturing, telecommunications and media, delivering Sagerunex and other hacking tools for post-compromise activities. Talos attributes these attacks to the threat actor known as Lotus Blossom. Lotus Blossom has...

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...

Weathering the storm: In the midst of a Typhoon

Summary Cisco Talos has been closely monitoring reports of widespread intrusion activity against several major U.S. telecommunications companies. The activity, initially reported in late 2024 and later confirmed by the U.S. government, is being carried out by a highly sophisticated threat actor...

Microsoft: Russian-Linked Hackers Using 'Device Code Phishing' to Hijack Accounts

Microsoft is calling attention to an emerging threat cluster it calls Storm-2372 that has been attributed to a new set of cyber attacks aimed at a variety of sectors since August 2024. The attacks have targeted government, non-governmental organizations NGOs, information technology IT services an...

The FCC’s Jessica Rosenworcel Isn’t Leaving Without a Fight

As the US faces “the worst telecommunications hack in our nation’s history,” by China’s Salt Typhoon hackers, the outgoing FCC chair is determined to bolster network security if it’s the last thing she does...

CISA Releases Best Practice Guidance for Mobile Communications

Today, CISA released Mobile Communications Best Practice Guidance. The guidance was crafted in response to identified cyber espionage activity by People’s Republic of China PRC government-affiliated threat actors targeting commercial telecommunications infrastructure, specifically addressing...

The vulnerability of the UMTS RLC microprogramming software driver for Unisoc chips, related to buffer overflow attacks, allows attackers to cause service failures.

The vulnerability of the UMTS RLC microprogramming software driver for Unisoc chips is related to writing beyond buffer boundaries. Exploiting this vulnerability could allow a malicious actor to cause service failure...

Joint Advisory Warns of PRC-Backed Cyber Espionage Targeting Telecom Networks

A joint advisory issued by Australia, Canada, New Zealand, and the U.S. has warned of a broad cyber espionage campaign undertaken by People's Republic of China PRC-affiliated threat actors targeting telecommunications providers. "Identified exploitations or compromises associated with these threa...

Chinese Hackers Use GHOSTSPIDER Malware to Hack Telecoms Across 12+ Countries

The China-linked threat actor known as Earth Estries has been observed using a previously undocumented backdoor called GHOSTSPIDER as part of its attacks targeting Southeast Asian telecommunications companies. Trend Micro, which described the hacking group as an aggressive advanced persistent...

China-Backed Hackers Leverage SIGTRAN, GSM Protocols to Infiltrate Telecom Networks

A new China-linked cyber espionage group has been attributed as behind a series of targeted cyber attacks targeting telecommunications entities in South Asia and Africa since at least 2020 with the goal of enabling intelligence collection. Cybersecurity company CrowdStrike is tracking the adversa...

Chinese Hackers Exploit T-Mobile and Other U.S. Telecoms in Broader Espionage Campaign

U.S. telecoms giant T-Mobile has confirmed that it was also among the companies that were targeted by Chinese threat actors to gain access to valuable information. The adversaries, tracked as Salt Typhoon, breached the company as part of a "monthslong campaign" designed to harvest cellphone...

SideWinder APT Strikes Middle East and Africa With Stealthy Multi-Stage Attack

An advanced persistent threat APT actor with suspected ties to India has sprung forth with a flurry of attacks against high-profile entities and strategic infrastructures in the Middle East and Africa. The activity has been attributed to a group tracked as SideWinder, which is also known as...