Adobe Patches Zero-Day Flash Flaw

Adobe has released an emergency update to address a critical security hole in its Flash Player browser plugin that is being actively exploited to deploy malicious software. If you've got Flash installed -- and if you're using Google Chrome or a recent version of Microsoft Windows you do -- it's...

Hidden Cobra Strikes Again with Custom RAT, SMB Malware

The feds are warning that the North Korean APT group known as Hidden Cobra is mounting active attacks on U.S. businesses and others globally, including organizations in the media, aerospace, financial and critical infrastructure sectors. According to a United States Computer Emergency Readiness...

FBI issues alert over two new malware linked to Hidden Cobra hackers

The US-CERT has released a joint technical alert from the DHS and the FBI, warning about two newly identified malware being used by the prolific North Korean APT hacking group known as Hidden Cobra. Hidden Cobra, often known as Lazarus Group and Guardians of Peace, is believed to be backed by the...

North Korean Malicious Cyber Activity

The Department of Homeland Security DHS and the Federal Bureau of Investigation FBI released a joint Technical Alert TA that identifies two families of malware—referred to as Joanap and Brambul—used by the North Korean government. The U.S. Government refers to malicious cyber activity by the Nort...

RedDawn Espionage Campaign Shows Mobile APTs on the Rise

A sophisticated and targeted mobile espionage campaign has been found targeting North Korean defectors. Mounted by a relatively new APT actor known as Sun Team, the offensive used Google Play and Facebook as attack vectors; and overall, it shows how quickly the mobile threat landscape is evolving...

May 8, 2018—KB4103716 (OS Build 10240.17861)

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May 8, 2018—KB4103725 (Monthly Rollup)

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Samples of SiliVaccine Offer Rare Peek Inside North Korea’s Antivirus Software

Two aged samples of North Korean antivirus software called SiliVaccine crib software code from a competitor and come loaded with malware and a backdoor. The two SiliVaccine samples obtained by researchers at Check Point security offer unique insight into a secretive country and how it likely...

Roaming Mantis uses DNS hijacking to infect Android smartphones

In March 2018, Japanese media reported the hijacking of DNS settings on routers located in Japan, redirecting users to malicious IP addresses. The redirection led to the installation of Trojanized applications named facebook.apk and chrome.apk that contained Android Trojan-Banker. According to ou...

North Korean Malicious Cyber Activity

The Department of Homeland Security DHS and the Federal Bureau of Investigation FBI have identified Trojan malware variants—referred to as SHARPKNOT—used by the North Korean government. The U.S. Government refers to malicious cyber activity by the North Korean government as HIDDEN COBRA...

SANNY Malware Delivery Method Updated in Recently Observed Attacks

Introduction In the third week of March 2018, through FireEye’s Dynamic Threat Intelligence, FireEye discovered malicious macro-based Microsoft Word documents distributing SANNY malware to multiple governments worldwide. Each malicious document lure was crafted in regard to relevant regional...

news.korean.go.kr XSS vulnerability

Open Bug Bounty ID: OBB-583753 Description| Value ---|--- Affected Website:| news.korean.go.kr Open Bug Bounty Program:| Create your bounty program now. It's open and free. Vulnerable Application:| Custom Code Vulnerability Type:| XSS Cross Site Scripting / CWE-79 CVSSv3 Score:| 6.1...

Hermes ransomware distributed to South Koreans via recent Flash zero-day

This blog post was authored by @hasherezade, Jérôme Segura and Vasilios Hioureas. At the end of January, the South Korean Emergency Response Team KrCERT published news of a Flash Player zero-day used in targeted attacks. The flaw, which exists in Flash Player 28.0.0.137 and below, was distributed...

Threat Analysis: ROKRAT Malware

ROKRAT also referred to as DOGcall is a family of malware that has been used by attackers originating from North Korea. The family continues to evolve and adopt techniques from other families also used by the same attack group. The ROKRAT core payload is typically deployed by a loader, which has...

Massive Spam Campaign Targets Unpatched Systems

Cybercriminals are leveraging a recently patched critical Adobe Flash Player vulnerability in a massive spam campaign targeting unpatched computers. According to cybersecurity firm Morphisec, cybercriminals are blasting spam messages that urge recipients to click a link to download a Word documen...

APT37 (Reaper): The Overlooked North Korean Actor

On Feb. 2, 2018, we published a blog detailing the use of an Adobe Flash zero-day vulnerability CVE-2018-4878 by a suspected North Korean cyber espionage group that we now track as APT37 Reaper. Our analysis of APT37’s recent activity reveals that the group’s operations are expanding in scope and...

North Korean Malicious Cyber Activity

The Department of Homeland Security DHS and the Federal Bureau of Investigation FBI have identified Trojan malware variants—referred to as HARDRAIN and BADCALL—used by the North Korean government. The U.S. Government refers to malicious cyber activity by the North Korean government as HIDDEN COBR...

This Week in Security News: Botnets and Breaches

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, North Korean hackers overtook Adobe, Trend Micro Safety Solutions discovered new a botnet, and the threat of third-party cyber breaches made...

Attacks Leveraging Adobe Zero-Day (CVE-2018-4878) – Threat Attribution, Attack Scenario and Recommendations

On Jan. 31, KISA KrCERT published an advisory about an Adobe Flash zero-day vulnerability CVE-2018-4878 being exploited in the wild. On Feb. 1, Adobe issued an advisory confirming the vulnerability exists in Adobe Flash Player 28.0.0.137 and earlier versions, and that successful exploitation coul...

Attacks Leveraging Adobe Zero-Day (CVE-2018-4878) – Threat Attribution, Attack Scenario and Recommendations

On Jan. 31, KISA KrCERT published an advisory about an Adobe Flash zero-day vulnerability CVE-2018-4878 being exploited in the wild. On Feb. 1, Adobe issued an advisory confirming the vulnerability exists in Adobe Flash Player 28.0.0.137 and earlier versions, and that successful exploitation coul...