Dec 02, 2023Newsroom Organizations in the Middle East, Africa, and the U.S. have been targeted by an unknown threat actor to distribute a new backdoor called Agent Racoon. "This malware family is written using the .NET framework and leverages the domain name service (DNS) protocol to create a covert channel and provide different backdoor functionalities," Palo Alto Networks … [Read more...] about Agent Racoon Backdoor Targets Organizations in Middle East, Africa, and U.S.
backdoor
Cisco Zero-Day Exploited to Implant Malicious Lua Backdoor on Thousands of Devices
Oct 21, 2023NewsroomZero-Day / Vulnerability Cisco has warned of a new zero-day flaw in IOS XE that has been actively exploited by an unknown threat actor to deploy a malicious Lua-based implant on susceptible devices. Tracked as CVE-2023-20273 (CVSS score: 7.2), the issue relates to a privilege escalation flaw in the web UI feature and is said to have been used alongside … [Read more...] about Cisco Zero-Day Exploited to Implant Malicious Lua Backdoor on Thousands of Devices
New Advanced Backdoor with Distinctive Malware Tactics
Sep 23, 2023THNCyber Espionage / Malware Cybersecurity researchers have discovered a previously undocumented advanced backdoor dubbed Deadglyph employed by a threat actor known as Stealth Falcon as part of a cyber espionage campaign. "Deadglyph's architecture is unusual as it consists of cooperating components – one a native x64 binary, the other a .NET assembly," ESET said … [Read more...] about New Advanced Backdoor with Distinctive Malware Tactics
ShroudedSnooper’s HTTPSnoop Backdoor Targets Middle East Telecom Companies
Sep 19, 2023THNMalware / Cyber Threat Telecommunication service providers in the Middle East are the target of a new intrusion set dubbed ShroudedSnooper that employs a stealthy backdoor called HTTPSnoop. "HTTPSnoop is a simple, yet effective, backdoor that consists of novel techniques to interface with Windows HTTP kernel drivers and devices to listen to incoming requests … [Read more...] about ShroudedSnooper’s HTTPSnoop Backdoor Targets Middle East Telecom Companies
Turla’s New DeliveryCheck Backdoor Breaches Ukrainian Defense Sector
Jul 20, 2023THNCyber Attack / Malware The defense sector in Ukraine and Eastern Europe has been targeted by a novel .NET-based backdoor called DeliveryCheck (aka CAPIBAR or GAMEDAY) that's capable of delivering next-stage payloads. The Microsoft threat intelligence team, in collaboration with the Computer Emergency Response Team of Ukraine (CERT-UA), attributed the attacks to … [Read more...] about Turla’s New DeliveryCheck Backdoor Breaches Ukrainian Defense Sector
Chinese Hacker Group ‘Flea’ Targets American Ministries with Graphican Backdoor
Jun 21, 2023Ravie LakshmananCyber Threat / APT Foreign affairs ministries in the Americas have been targeted by a Chinese state-sponsored actor named Flea as part of a recent campaign that spanned from late 2022 to early 2023. The cyber attacks, per Broadcom's Symantec, involved a new backdoor codenamed Graphican. Some of the other targets included a government finance … [Read more...] about Chinese Hacker Group ‘Flea’ Targets American Ministries with Graphican Backdoor
ChamelDoH: New Linux Backdoor Utilizing DNS-over-HTTPS Tunneling for Covert CnC
Jun 16, 2023Ravie LakshmananEndpoint Security / Network Security The threat actor known as ChamelGang has been observed using a previously undocumented implant to backdoor Linux systems, marking a new expansion of the threat actor's capabilities. The malware, dubbed ChamelDoH by Stairwell, is a C++-based tool for communicating via DNS-over-HTTPS (DoH) tunneling. ChamelGang … [Read more...] about ChamelDoH: New Linux Backdoor Utilizing DNS-over-HTTPS Tunneling for Covert CnC
New SPECTRALVIPER Backdoor Targeting Vietnamese Public Companies
Jun 10, 2023Ravie LakshmananCyber Attack / Malware Vietnamese public companies have been targeted as part of an ongoing campaign that deploys a novel backdoor called SPECTRALVIPER. "SPECTRALVIPER is a heavily obfuscated, previously undisclosed, x64 backdoor that brings PE loading and injection, file upload and download, file and directory manipulation, and token impersonation … [Read more...] about New SPECTRALVIPER Backdoor Targeting Vietnamese Public Companies
Researchers Uncover Powerful Backdoor and Custom Implant in Year-Long Cyber Campaign
May 15, 2023Ravie LakshmananCyber Threat / Malware Government, aviation, education, and telecom sectors located in South and Southeast Asia have come under the radar of a new hacking group as part of a highly-targeted campaign that commenced in mid-2022 and continued into the first quarter of 2023. Symantec, by Broadcom Software, is tracking the activity under its … [Read more...] about Researchers Uncover Powerful Backdoor and Custom Implant in Year-Long Cyber Campaign
Researchers Warn of ReverseRAT Backdoor Targeting Indian Government Agencies
Feb 21, 2023Ravie LakshmananCyber Threat / Cyber Attack A spear-phishing campaign targeting Indian government entities aims to deploy an updated version of a backdoor called ReverseRAT. Cybersecurity firm ThreatMon attributed the activity to a threat actor tracked as SideCopy. SideCopy is a threat group of Pakistani origin that shares overlaps with another actor called … [Read more...] about Researchers Warn of ReverseRAT Backdoor Targeting Indian Government Agencies