Blog – Page 475 – Learn and Explore

August 9, 2023
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New Android 14 Security Feature: IT Admins Can Now Disable 2G Networks

Google has introduced a new security feature in Android 14 that allows IT administrators to disable support for 2G cellular networks in their managed device fleet. The search giant said it’s introducing a second user setting to turn off support, at the model level, for null-ciphered cellular connections. “The Android...

August 9, 2023
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Microsoft Releases Patches for 74 New Vulnerabilities in August Update

Microsoft has patched a total of 74 flaws in its software as part of the company’s Patch Tuesday updates for August 2023, down from the voluminous 132 vulnerabilities the company fixed last month. This comprises six Critical and 67 Important security vulnerabilities. Also released by the tech giant are two defense-in-depth...

August 8, 2023
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QakBot Malware Operators Expand C2 Network with 15 New Servers

The operators associated with the QakBot (aka QBot) malware have set up 15 new command-and-control (C2) servers as of late June 2023. The findings are a continuation of the malware’s infrastructure analysis from Team Cymru, and arrive a little over two months after Lumen Black Lotus Labs revealed that 25% of...

August 8, 2023
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Hackers Abusing Cloudflare Tunnels for Covert Communications

New research has revealed that threat actors are abusing Cloudflare Tunnels to establish covert communication channels from compromised hosts and retain persistent access. “Cloudflared is functionally very similar to ngrok,” Nic Finn, a senior threat intelligence analyst at GuidePoint Security, said. “However, Cloudflared differs from ngrok in that it...

August 8, 2023
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Understanding Active Directory Attack Paths to Improve Security

Introduced in 1999, Microsoft Active Directory is the default identity and access management service in Windows networks, responsible for assigning and enforcing security policies for all network endpoints. With it, users can access various resources across networks. As things tend to do, times, they are a’changin’ – and a...

August 8, 2023
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New Yashma Ransomware Variant Targets Multiple English-Speaking Countries

An unknown threat actor is using a variant of the Yashma ransomware to target various entities in English-speaking countries, Bulgaria, China, and Vietnam at least since June 4, 2023. Cisco Talos, in a new write-up, attributed the operation with moderate confidence to an adversary of likely Vietnamese origin. “The...

August 8, 2023
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LOLBAS in the Wild: 11 Living-Off-The-Land Binaries Used for Malicious Purposes

Cybersecurity researchers have discovered a set of 11 living-off-the-land binaries-and-scripts (LOLBAS) that could be maliciously abused by threat actors to conduct post-exploitation activities. “LOLBAS is an attack method that uses binaries and scripts that are already part of the system for malicious purposes,” Pentera security researcher Nir Chako said. “This...

August 7, 2023
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New Malware Campaign Targets Inexperienced Cyber Criminals with OpenBullet Configs

A new malware campaign has been observed making use of malicious OpenBullet configuration files to target inexperienced cyber criminals with the goal of delivering a remote access trojan (RAT) capable of stealing sensitive information. Bot mitigation company Kasada said the activity is designed to “exploit trusted criminal networks,” describing it as...

August 7, 2023
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North Korean Hackers Targets Russian Missile Engineering Firm

Two different North Korean nation-state actors have been linked to a cyber intrusion against the major Russian missile engineering company NPO Mashinostroyeniya. Cybersecurity firm SentinelOne said it identified “two instances of North Korea related compromise of sensitive internal IT infrastructure,” including a case of an email server compromise and the deployment...

August 7, 2023
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New SkidMap Redis Malware Variant Targeting Vulnerable Redis Servers

Vulnerable Redis services have been targeted by a “new, improved, dangerous” variant of a malware called SkidMap that’s engineered to target a wide range of Linux distributions. “The malicious nature of this malware is to adapt to the system on which it is executed,” Trustwave security researcher Radoslaw Zdonczyk said in an analysis...