Threat Roundup for January 8 to January 15

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Jan. 8 and Jan. 15. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics,...

ALERT: North Korean hackers targeting South Korea with RokRat Trojan

A North Korean hacking group has been found deploying the RokRat Trojan in a new spear-phishing campaign targeting the South Korean government. Attributing the attack to APT37 aka Starcruft, Ricochet Chollima, or Reaper, Malwarebytes said it identified a malicious document last December that, whe...

Threat Source newsletter (Jan. 7, 2021)

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers and welcome to the first Threat Source newsletter of 2021. We hit the ground running already this year with a new Beers with Talos episode. It was recorded back in 2020, but the lessons regarding ransomware attacks and how actors...

Vulnerability Spotlight: Denial-of-service vulnerability in Rockwell Automation RSLinx

Alexander Perez-Palma of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw.Cisco Talos recently discovered a denial-of-service vulnerability in the Ethernet/IP server functionality of Rockwell Automation RSLinx Classic. An attacker could exploit this vulnerability by sending the targ...

A Deep Dive into Lokibot Infection Chain

By Irshad Muhammad, with contributions from Holger Unterbrink. News summary Lokibot is one of the most well-known information stealers on the malware landscape. In this post, we'll provide a technical breakdown of one of the latest Lokibot campaigns.Talos also has a new script to unpack the...

Vulnerability Spotlight: Multiple vulnerabilities in SoftMaker Office TextMaker

A Cisco Talos team member discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered multiple vulnerabilities in SoftMaker's TextMaker software. A user could trigger these vulnerabilities by opening an attacker-created, malicious document. An adversary could use these...

Vulnerability Spotlight: Multiple vulnerabilities in Genivia gSOAP

A Cisco Talos team member discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered multiple vulnerabilities in various Genivia gSOAP toolkit plugins. These vulnerabilities could allow an attacker to carry out a variety of malicious activities, including causing a...

Win-911 Enterprise Platform privilege escalation vulnerability

Summary Multiple exploitable local privilege elevation vulnerability exists in the file system permissions of the Win-911 Enterprise V4.20.13 install directory. Depending on the vector chosen, an attacker can overwrite various executables which could lead to escalation of the privileges when...

Talos Vulnerability Discovery Year in Review — 2020

While major attacks like ransomware and COVID-19-themed campaigns made headlines across the globe this year, many attacks were prevented through simple practices of finding, disclosing and patching vulnerabilities. Cisco Talos' Systems Vulnerability Research Team discovered 231 vulnerabilities th...

Threat Roundup for December 11 to December 18

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Dec. 11 and Dec. 18. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...

Threat Source newsletter (Dec. 17, 2020)

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. This will be our last Threat Source newsletter of the year. We’ll be on a few-week break for the holidays until Jan. 7. Of course, all anyone wants to talk about this week is the SolarWinds supply chain attack. There are still man...

Talos tools of the trade

By Andrea Marcelli and Holger Unterbrink. If you're looking for something to keep you busy while we're all stuck inside during the holidays, Cisco Talos has a few tools for you you can play with in the coming days and weeks. We recently updated GhIDA to work with the latest version of IDA and we...

Vulnerability Spotlight: Multiple vulnerabilities in NZXT computer monitoring software

Carl Hurd of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. NZXT’s CAM computer monitoring software contains multiple vulnerabilities an attacker could use to carry out a range of malicious actions. CAM provides users information on their machines, such as fan speeds, temperature...

Vulnerability Spotlight: Two vulnerabilities in Lantronix XPort EDGE

Kelly Leuschner of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw.Executive summary Cisco Talos recently discovered two vulnerabilities in the Web Manager functionality of Lantronix XPort EDGE. The XPort EDGE is a next-generation wired Ethernet gateway for providing secure...

NZXT CAM WinRing0x64 driver IRP 0x9c402084 information disclosure vulnerability

Summary An information disclosure vulnerability exists in the WinRing0x64 Driver IRP 0x9c402084 functionality of NZXT CAM 4.8.0. A specially crafted I/O request packet IRP can cause the disclosure of sensitive information. An attacker can send a malicious IRP to trigger this vulnerability. Tested...

NZXT CAM WinRing0x64 driver IRP 0x9c40a148 privilege escalation vulnerability

Summary A privilege escalation vulnerability exists in the WinRing0x64 Driver IRP 0x9c40a148 functionality of NZXT CAM 4.8.0. A specially crafted I/O request packet IRP can cause an adversary to obtain elevated privileges. An attacker can send a malicious IRP to trigger this vulnerability. Tested...

FireEye Breach Detection Guidance

Update 12/14: Cisco Talos has implemented additional blocks in relation to the supply chain attack on SolarWinds® Orion® Platform. The U.S. Cybersecurity and Infrastructure Security Agency has issued Emergency Directive 21-01 due to this campaign. Talos is continuing to investigate this matter. I...

Threat Roundup for December 4 to December 11

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Dec. 4 and Dec. 11. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics,...

Vulnerability Spotlight: Multiple vulnerabilities in Foxit PDF Reader JavaScript engine

Aleksandar Nikolic of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw.Executive summary Cisco Talos recently discovered multiple vulnerabilities in Foxit PDF Reader’s JavaScript engine. Foxit PDF Reader is a commonly used PDF reader that contains many features, including the...

Vulnerability Spotlight: Remote code execution vulnerabilities in Schneider Electric EcoStruxure

Alexander Perez-Palma and Jared Rittle of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw.Cisco Talos recently discovered two code execution vulnerabilities in Schneider Electric EcoStruxure. An attacker could exploit these vulnerabilities by sending the victim a specially crafted...