U.S. Sanctions North Korean Andariel Hacker Behind Fraudulent IT Worker Scheme

The U.S. Department of the Treasury's Office of Foreign Assets Control OFAC on Tuesday sanctioned a member of a North Korean hacking group called Andariel for their role in the infamous remote information technology IT worker scheme. The Treasury said Song Kum Hyok, a 38-year-old North Korean...

North Korean Group Collaborates with Play Ransomware in Significant Cyber Attack

Threat actors linked to North Korea have been implicated in a recent incident that deployed a known ransomware family called Play, underscoring their financial motivations. The activity, observed between May and September 2024, has been attributed to a threat actor tracked as Jumpy Pisces , which...

Andariel Hacking Group Shifts Focus to Financial Attacks on U.S. Organizations

Three different organizations in the U.S. were targeted in August 2024 by a North Korean state-sponsored threat actor called Andariel as part of a likely financially motivated attack. "While the attackers didn't succeed in deploying ransomware on the networks of any of the organizations affected,...

US Charges North Korean Hacker for Ransomware Attacks on Hospitals

The North Korean hacker, Rim Jong Hyok, is accused of being part of the government-backed cyberespionage group Andariel,…...

U.S. DoJ Indicts North Korean Hacker for Ransomware Attacks on Hospitals

The U.S. Department of Justice DoJ on Thursday unsealed an indictment against a North Korean military intelligence operative for allegedly carrying out ransomware attacks against healthcare facilities in the country and funneling the payments to orchestrate additional intrusions into defense,...

North Korean Hackers Shift from Cyber Espionage to Ransomware Attacks

A North Korea-linked threat actor known for its cyber espionage operations has gradually expanded into financially-motivated attacks that involve the deployment of ransomware, setting it apart from other nation-state hacking groups linked to the country. Google-owned Mandiant is tracking the...

North Korea Cyber Group Conducts Global Espionage Campaign to Advance Regime’s Military and Nuclear Programs

Summary The U.S. Federal Bureau of Investigation FBI and the following authoring partners are releasing this Cybersecurity Advisory to highlight cyber espionage activity associated with the Democratic People’s Republic of Korea DPRK’s Reconnaissance General Bureau RGB 3rd Bureau based in Pyongyan...

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...

Andariel Hackers Target South Korean Institutes with New Dora RAT Malware

The North Korea-linked threat actor known as Andariel has been observed using a new Golang-based backdoor called Dora RAT in its attacks targeting educational institutes, manufacturing firms, and construction businesses in South Korea. "Keylogger, Infostealer, and proxy tools on top of the backdo...

Breaking Down Andariel APT’s Strike on South Korean Entities

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North Korean Hackers Deploy New Golang Malware 'Durian' Against Crypto Firms

The North Korean threat actor tracked as Kimsuky has been observed deploying a previously undocumented Golang-based malware dubbed Durian as part of highly-targeted cyber attacks aimed at two South Korean cryptocurrency firms. "Durian boasts comprehensive backdoor functionality, enabling the...

Operation Blacksmith: Lazarus targets organizations worldwide using novel Telegram-based malware written in DLang

Cisco Talos recently discovered a new campaign conducted by the Lazarus Group were calling "Operation Blacksmith," employing at least three new DLang-based malware families, two of which are remote access trojans RATs, where one of these uses Telegram bots and channels as a medium of command and...

Lazarus Group Using Log4j Exploits to Deploy Remote Access Trojans

The notorious North Korea-linked threat actor known as the Lazarus Group has been attributed to a new global campaign that involves the opportunistic exploitation of security flaws in Log4j to deploy previously undocumented remote access trojans RATs on compromised hosts. Cisco Talos is tracking...

North Korean Actors Behind Active Exploitation of TeamCity Vulnerability

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The North Korean threat actors Lazarus and its subgroup Andariel are actively exploiting the CVE-2023-42793 vulnerability, which is an authentication bypass vulnerability, after successful exploitation, ...

Researchers Warn of Cyber Weapons Used by Lazarus Group's Andariel Cluster

The North Korean threat actor known as Andariel has been observed employing an arsenal of malicious tools in its cyber assaults against corporations and organizations in the southern counterpart. "One characteristic of the attacks identified in 2023 is that there are numerous malware strains...

Lazarus Group's infrastructure reuse leads to discovery of new malware

In the Lazarus Groups latest campaign, which we detailed in a recent blog, the North Korean state-sponsored actor is exploiting CVE-2022-47966, a ManageEngine ServiceDesk vulnerability to deploy multiple threats. In addition to their "QuiteRAT" malware, which we covered in the blog, we also...

Andariel Group unleashes New EarlyRAT malware

Threat Level Actor Report For a detailed threat advisory, download the pdf file here Summary Andariel is a sub-group of Lazarus and is remarkably stealthy in its operation. Recently they have developed new malware called EarlyRAT. To receive real-time threat advisories, please follow HiveForce La...

North Korean Hacker Group Andariel Strikes with New EarlyRat Malware

The North Korea-aligned threat actor known as Andariel leveraged a previously undocumented malware called EarlyRat in phishing attacks, adding another piece to the group's wide-ranging toolset. "Andariel infects machines by executing a Log4j exploit, which, in turn, downloads further malware from...

North Korean Hacker Group Andariel Strikes with New EarlyRat Malware

The North Korea-aligned threat actor known as Andariel leveraged a previously undocumented malware called EarlyRat in phishing attacks, adding another piece to the group's wide-ranging toolset. "Andariel infects machines by executing a Log4j exploit, which, in turn, downloads further malware from...

Andariel’s silly mistakes and a new malware family

Introduction Andariel, a part of the notorious Lazarus group, is known for its use of the DTrack malware and Maui ransomware in mid-2022. During the same period, Andariel also actively exploited the Log4j vulnerability as reported by Talos and Ahnlab. Their campaign introduced several new malware...