North Korean Hackers Abuse GitHub to Spy on South Korean Firms

Researchers from FortiGuard Labs have uncovered a high-severity spying campaign targeting South Korean companies. Discover how North Korean…...

Samsung Notes Out-of-Bounds Read Vulnerability

Samsung Notes is an application program from the South Korean company Samsung SAMSUNG. It is used to provide a recording function. Samsung Notes suffers from an out-of-bounds read vulnerability that originates from an out-of-bounds read when text data is applied binary, which can be exploited by ...

PlushDaemon APT Targets South Korean VPN Provider in Supply Chain Attack

A previously undocumented China-aligned advanced persistent threat APT group named PlushDaemon has been linked to a supply chain attack targeting a South Korean virtual private network VPN provider in 2023, according to new findings from ESET. "The attackers replaced the legitimate installer with...

CISA Warns of Active Exploitation of Microsoft SharePoint Vulnerability (CVE-2024-38094)

A high-severity flaw impacting Microsoft SharePoint has been added to the Known Exploited Vulnerabilities KEV catalog by the U.S. Cybersecurity and Infrastructure Security Agency CISA on Tuesday, citing evidence of active exploitation. The vulnerability, tracked as CVE-2024-38094 CVSS score: 7.2,...

Major ISP Accused of Mass Malware Attack on Customers

A major South Korean ISP is accused of installing malware on over 600,000 customers’ PCs to curb torrent…...

South Korean ERP Vendor's Server Hacked to Spread Xctdoor Malware

An unnamed South Korean enterprise resource planning ERP vendor's product update server has been found to be compromised to deliver a Go-based backdoor dubbed Xctdoor. The AhnLab Security Intelligence Center ASEC, which identified the attack in May 2024, did not attribute it to a known threat act...

Kimsuky Using TRANSLATEXT Chrome Extension to Steal Sensitive Data

The North Korea-linked threat actor known as Kimsuky has been linked to the use of a new malicious Google Chrome extension that's designed to steal sensitive information as part of an ongoing intelligence collection effort. Zscaler ThreatLabz, which observed the activity in early March 2024, has...

NiceRAT Malware Targets South Korean Users via Cracked Software

Threat actors have been observed deploying a malware called NiceRAT to co-opt infected devices into a botnet. The attacks, which target South Korean users, are designed to propagate the malware under the guise of cracked software, such as Microsoft Windows, or tools that purport to offer license...

Kimsuky APT Deploying Linux Backdoor Gomir in South Korean Cyber Attacks

The Kimsuky aka Springtail advanced persistent threat APT group, which is linked to North Korea's Reconnaissance General Bureau RGB, has been observed deploying a Linux version of its GoBear backdoor as part of a campaign targeting South Korean organizations. The backdoor, codenamed Gomir, is...

South Korean Citizen Detained in Russia on Cyber Espionage Charges

Russia has detained a South Korean national for the first time on cyber espionage charges and transferred from Vladivostok to Moscow for further investigation. The development was first reported by Russian news agency TASS. "During the investigation of an espionage case, a South Korean citizen Ba...

SugarGh0st RAT A Customized Gh0st Variant in Cyber Espionage

Summary: A malicious campaign deploying the customized SugarGh0st RAT, likely orchestrated by a Chinese-speaking threat actor targeting the Uzbekistan Ministry of Foreign Affairs and South Korean users. SugarGh0st, a variant of Gh0st RAT, exhibits advanced features for remote control, keylogging,...

Chinese Hackers Using SugarGh0st RAT to Target South Korea and Uzbekistan

A suspected Chinese-speaking threat actor has been attributed to a malicious campaign that targets the Uzbekistan Ministry of Foreign Affairs and South Korean users with a remote access trojan called SugarGh0st RAT. The activity, which commenced no later than August 2023, leverages two different...

Reptile Rootkit: Advanced Linux Malware Targeting South Korean Systems

Threat actors are using an open-source rootkit called Reptile to target Linux systems in South Korea. "Unlike other rootkit malware that typically only provide concealment capabilities, Reptile goes a step further by offering a reverse shell, allowing threat actors to easily take control of...

Tonto Team Uses Anti-Malware File to Launch Attacks on South Korean Institutions

South Korean education, construction, diplomatic, and political institutions are at the receiving end of new attacks perpetrated by a China-aligned threat actor known as the Tonto Team. "Recent cases have revealed that the group is using a file related to anti-malware products to ultimately execu...

Tonto Team Uses Anti-Malware File to Launch Attacks on South Korean Institutions

South Korean education, construction, diplomatic, and political institutions are at the receiving end of new attacks perpetrated by a China-aligned threat actor known as the Tonto Team. "Recent cases have revealed that the group is using a file related to anti-malware products to ultimately execu...

Rorschach Ransomware Emerges: Experts Warn of Advanced Evasion Strategies

Cybersecurity researchers have taken the wraps off a previously undocumented ransomware strain called Rorschach that's both sophisticated and fast. "What makes Rorschach stand out from other ransomware strains is its high level of customization and its technically unique features that have not be...

FakeCalls Vishing Malware Targets South Korean Users via Popular Financial Apps

An Android voice phishing aka vishing malware campaign known as FakeCalls has reared its head once again to target South Korean users under the guise of over 20 popular financial apps. "FakeCalls malware possesses the functionality of a Swiss army knife, able not only to conduct its primary aim b...

Dalbit Threat Actor Launches Attack Campaign Against Multiple Korean Organizations

Threat Level Actor Report For a detailed threat advisory, download the pdf file here Summary Dalbit is a threat actor group that has been active since at least 2022. They have been targeting South Korean companies, with more than 50 confirmed attack attempts so far. The group relies on open-sourc...

CISA issues alert with South Korean government about DPRK's ransomware antics

CISA and other federal agencies were joined by the National Intelligence Service NIS and the Defense Security Agency of the Republic of Korea ROK in releasing the latest cybersecurity advisory in the US government's ongoing StopRansomware effort. This alert highlights continuous state-sponsored...

Google Warns of Internet Explorer Zero-Day Vulnerability Exploited by ScarCruft Hackers

An Internet Explorer zero-day vulnerability was actively exploited by a North Korean threat actor to target South Korean users by capitalizing on the recent Itaewon Halloween crowd crush to trick users into downloading malware. The discovery, reported by Google Threat Analysis Group researchers...