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Another Event-Related Spyware App

Schneier on Security

This month, it’s Egypt’s COP27 Summit app : The app is being promoted as a tool to help attendees navigate the event. Even messages shared via encrypted services like WhatsApp are vulnerable, according to POLITICO’s technical review of the application, and two of the outside experts.

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Malware campaign hides a shellcode into Windows event logs

Security Affairs

Experts spotted a malware campaign that is the first one using a technique of hiding a shellcode into Windows event logs. In February 2022 researchers from Kaspersky spotted a malicious campaign using a novel technique that consists of hiding the shellcode in Windows event logs. ” continues the analysis.

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Rorschach ransomware has the fastest file-encrypting routine to date

Security Affairs

A new ransomware strain named Rorschach ransomware supports the fastest file-encrypting routine observed to date. The researchers conducted five separate encryption speed tests in a controlled environment (with 6 CPUs, 8192MB RAM, SSD, and 220000 files to be encrypted), limited to local drive encryption only.

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Hackers Are Now Exploiting Windows Event Logs

eSecurity Planet

Hackers have found a way to infect Windows Event Logs with fileless malware , security researchers have found. During a “very targeted” campaign, hackers used Windows Event Logs to inject shellcode payloads and operate stealthily. If it does not find one, the encrypted shell code is written in 8KB chunks in the event logs.

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SolarWinds Security Event Manager – SIEM Product Overview and Insight

eSecurity Planet

SolarWinds Security Event Manager (SEM) 2022.4 SolarWinds SEM supports a variety of event sources, including nonevent data sources that can be integrated into its analytics and correlation rules. sending log and event information and tiered pricing is available for bulk-use discounts or multiple-software license discounts.

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Ransomware Toolkit Cryptonite turning into an accidental wiper

Security Affairs

The encryption and decryption are not robust and the ransomware lack features like Windows Shadow Copy removal, File unlocking for a more thorough impact, Anti-analysis, and Defensive evasion (AMSI bypass, disabling event logging, etc.). At this point in this ransomware, the encryption process has already finished.

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IaaS Security: Top 8 Issues & Prevention Best Practices

eSecurity Planet

Breaking Encryption Encryption is a key security solution for both at-rest and in-transit data protection. Vulnerabilities in encryption techniques, on the other hand, or bad key management policies, might expose data to prospective intrusions. Attackers may try to exploit these flaws to decode and access sensitive data.