RSS ze světa hackingu


Google Uncovers 'Initial Access Broker' Working with Conti Ransomware Gang

Google's Threat Analysis Group (TAG) took the wraps off a new initial access broker that it said is closely affiliated to a Russian cyber crime gang notorious for its Conti and Diavol ransomware operations. Dubbed Exotic Lily, the financially motivated threat actor has been observed exploiting a now-patched critical flaw in the Microsoft Windows MSHTML platform (CVE-2021-40444) as part of…

Datum: 18. 3. 2022

New Variant of Russian Cyclops Blink Botnet Targeting ASUS Routers

ASUS routers have emerged as the target of a nascent botnet called Cyclops Blink, almost a month after it was revealed the malware abused WatchGuard firewall appliances as a stepping stone to gain remote access to breached networks. According to a new report published by Trend Micro, the botnet's "main purpose is to build an infrastructure for further attacks on high-value targets," given that…

Datum: 18. 3. 2022

Popular NPM Package Updated to Wipe Russia, Belarus Systems to Protest Ukraine Invasion

In what's yet another act of sabotage, the developer behind the popular "node-ipc" NPM package shipped a new version to protest Russia's invasion of Ukraine, raising concerns about security in the open-source and the software supply chain. Affecting versions 10.1.1 and 10.1.2 of the library, the changes introduced undesirable behavior by its maintainer RIAEvangelist, targeting users with IP…

Datum: 17. 3. 2022

DirtyMoe Botnet Gains New Exploits in Wormable Module to Spread Rapidly

The malware known as DirtyMoe has gained new worm-like propagation capabilities that allow it to expand its reach without requiring any user interaction, the latest research has found. "The worming module targets older well-known vulnerabilities, e.g., EternalBlue and Hot Potato Windows privilege escalation," Avast researcher Martin Chlumecký said in a report published Wednesday. "One worm…

Datum: 17. 3. 2022

The Golden Hour of Incident Response

As a CSIRT consultant, I cannot overemphasize the importance of effectively managing the first hour in a critical incident. Finding out what to do is often a daunting task in a critical incident. In addition, the feeling of uneasiness often prevents an incident response analyst from making effective decisions. However, keeping a cool head and actions planned out is crucial in successfully…

Datum: 17. 3. 2022

TrickBot Malware Abusing Hacked IoT Devices as Command-and-Control Servers

Microsoft on Wednesday detailed a previously undiscovered technique put to use by the TrickBot malware that involves using compromised Internet of Things (IoT) devices as a go-between for establishing communications with the command-and-control (C2) servers. "By using MikroTik routers as proxy servers for its C2 servers and redirecting the traffic through non-standard ports, TrickBot adds…

Datum: 17. 3. 2022

Ukraine Secret Service Arrests Hacker Helping Russian Invaders

The Security Service of Ukraine (SBU) said it has detained a "hacker" who offered technical assistance to the invading Russian troops by providing mobile communication services inside the Ukrainian territory. The anonymous suspect is said to have broadcasted text messages to Ukrainian officials, including security officers and civil servants, proposing that they surrender and take the side of…

Datum: 17. 3. 2022

New Vulnerability in CRI-O Engine Lets Attackers Escape Kubernetes Containers

A newly disclosed security vulnerability in the Kubernetes container engine CRI-O called cr8escape could be exploited by an attacker to break out of containers and obtain root access to the host. "Invocation of CVE-2022-0811 can allow an attacker to perform a variety of actions on objectives, including execution of malware, exfiltration of data, and lateral movement across pods," CrowdStrike…

Datum: 17. 3. 2022

New "B1txor20" Linux Botnet Uses DNS Tunnel and Exploits Log4J Flaw

A previously undocumented backdoor has been observed targeting Linux systems with the goal of corralling the machines into a botnet and acting as a conduit for downloading and installing rootkits. Qihoo 360's Netlab security team called it B1txor20 "based on its propagation using the file name 'b1t,' the XOR encryption algorithm, and the RC4 algorithm key length of 20 bytes." …

Datum: 16. 3. 2022

New Infinite Loop Bug in OpenSSL Could Let Attackers Crash Remote Servers

The maintainers of OpenSSL have shipped patches to resolve a high-severity security flaw in its software library that could lead to a denial-of-service (DoS) condition when parsing certificates. Tracked as CVE-2022-0778 (CVSS score: 7.5), the issue stems from parsing a malformed certificate with invalid explicit elliptic-curve parameters, resulting in what's called an "infinite loop." The flaw…

Datum: 16. 3. 2022

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