Podcast: Could the Zoho Flaw Trigger SolarWinds 2.0?

A month ago, the FBI, CISA and the U.S. Coast Guard Cyber Command CGCYBER warned that state-backed advanced persistent threat APT actors are likely among those who’d been actively exploiting a critical flaw in a Zoho-owned single sign-on and password management tool since early August. At issue w...

Tenacity 2.0 – Emulating Threat groups

Introduction The previous article: Tenacity – An Adversary Emulation Tool for Persistence, walked us through the working of Tenacity, techniques it supports, and how it can help organizations and individuals to validate the risk posture. As with the second installment of the series, this post wil...

Microsoft patches a vulnerability that was used in MysterySnail RAT Campaign

THREAT LEVEL: Red. For a detailed advisory, download the pdf file here. An APT espionage campaign leveraged a zero-day exploit for Microsoft Windows to escalate privileges and obtain access to Windows servers. The exploit chain culminated in the installation of a newly discovered remote access...

SAS 2021: Fireside chat with Chris Bing

How to build up a fascinating story from a hardcore APT report? Where to find details and how to work with information sources? Sitting by the virtual fireside, Brian Bartholomew Kaspersky GReAT and Christopher Bing Reuters will discuss how malware researchers and investigative journalists can he...

SAS 2021: Operation Software Concepts

During the Operation Software Concepts: A Beautiful Envelope for Wrapping Weapon talk on SAS-at-Home 2021, Rintaro Koike, Shogo Hayashi and Ryuichi Tanabe from NTT Security Japan will cover a new APT campaign named Operation Software Concepts. They will share details about this multi-stage attack...

Iranian APT is targeting Middle Eastern Aerospace and Telecommunications companies

THREAT LEVEL: Amber. For a detailed advisory, download the pdf file here. ShellClient is a powerful new Remote Access Trojan RAT that was used in highly targeted attacks on a select few Aerospace and Telecommunications firms, primarily in the Middle East, with other victims in the United States,...

Iranian Hackers Abuse Dropbox in Cyberattacks Against Aerospace and Telecom Firms

Details have emerged about a new cyber espionage campaign directed against the aerospace and telecommunications industries, primarily in the Middle East, with the goal of stealing sensitive information about critical assets, organizations' infrastructure, and technology while remaining in the dar...

A New APT Hacking Group Targeting Fuel, Energy, and Aviation Industries

A previously undocumented threat actor has been identified as behind a string of attacks targeting fuel, energy, and aviation production industries in Russia, the U.S., India, Nepal, Taiwan, and Japan with the goal of stealing data from compromised networks. Cybersecurity company Positive...

New APT ChamelGang Targets Russian Energy, Aviation Orgs

A new APT group has emerged that’s specifically targeting the fuel and energy complex and aviation industry in Russia, exploiting known vulnerabilities like Microsoft Exchange Server’s ProxyShell and leveraging both new and existing malware to compromise networks. Researchers at security firm...

New Tomiris Backdoor Found Linked to Hackers Behind SolarWinds Cyberattack

Cybersecurity researchers on Wednesday disclosed a previously undocumented backdoor likely designed and developed by the Nobelium advanced persistent threat APT behind last year's SolarWinds supply chain attack, joining the threat actor's ever-expanding arsenal of hacking tools...

Keep Attackers Out of VPNs: NSA, CISA Offer Guidance

Unsecured VPNs can be a hot mess: Just ask Colonial Pipeline which got pwned by the REvil ransomware crooks with an old VPN password or the 87,000 at least Fortinet customers whose credentials for unpatched SSL-VPNs were posted online earlier this month. Vulnerabilities in VPN servers are like...

DarkHalo after SolarWinds: the Tomiris connection

Background In December 2020, news of the SolarWinds incident took the world by storm. While supply-chain attacks were already a documented attack vector leveraged by a number of APT actors, this specific campaign stood out due to the extreme carefulness of the attackers and the high-profile natur...

‘Tomiris’ Backdoor Linked to SolarWinds Malware

Researchers have discovered a campaign delivering a previously unknown backdoor they’re calling Tomiris. Analysis of the new malware suggests that we may not have heard the last from the Nobelium advanced persistent threat APT behind the sprawling SolarWinds supply-chain attacks of 2020. Namely,...

FinSpy: unseen findings

FinSpy, also known as FinFisher or Wingbird, is an infamous surveillance toolset. Kaspersky has been tracking deployments of this spyware since 2011. Historically, its Windows implant was distributed through a single-stage installer. This version was detected and researched several times up to...

Russian Turla APT Group Deploying New Backdoor on Targeted Systems

State-sponsored hackers affiliated with Russia are behind a new series of intrusions using a previously undocumented implant to compromise systems in the U.S., Germany, and Afghanistan. Cisco Talos attributed the attacks to the Turla advanced persistent threat APT group, coining the malware...

FamousSparrow APT Spies on Hotels, Governments

A cyberespionage group dubbed “FamousSparrow” by researchers has taken flight, targeting hotels, governments and private organizations around the world with a custom backdoor called, appropriately, “SparrowDoor.” It’s one of the advanced persistent threats APTs that targeted the ProxyLogon...

Threat Source newsletter (Sept. 23, 2021)

Newsletter compiled by Jon Munshaw.Good afternoon, Talos readers. The Russian APT Turla is one of the most notorious threat actors out there today. And they aren't stopping, recently adding a new backdoor to their arsenal that serves as a "last chance" to retain a foothold on victim... This is on...

TinyTurla - Turla deploys new malware to keep a secret backdoor on victim machines

News summary Cisco Talos recently discovered a new backdoor used by the Russian Turla APT group.We have seen infections in the U.S., Germany and, more recently, in Afghanistan. It is likely used as a stealth second-chance backdoor to keep access to infected devicesIt can be used to download,...

Turla APT Plants Novel Backdoor In Wake of Afghan Unrest

The Turla advanced persistent threat APT group is back with a new backdoor used to infect systems in Afghanistan, Germany and the U.S., researchers have reported. On Tuesday, Cisco Talos researchers said that they’ve spotted infections they attributed to the Turla group aka Snake, Venomous Bear,...

A New Wave of Malware Attack Targeting Organizations in South America

A spam campaign delivering spear-phishing emails aimed at South American organizations has retooled its techniques to include a wide range of commodity remote access trojans RATs and geolocation filtering to avoid detection, according to new research. Cybersecurity firm Trend Micro attributed the...