TLDR Cybersecurity

TLDR CYBERSECURITY 2023-08-16

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01ATTACKS & VULNERABILITIES

APPLE BACKGROUND TASK MANAGER BYPASS

Patrick Wardle presented three techniques to bypass macOS' malware detection feature at DEFCON. The Background Task Manager functions by alerting users and third-party security tools when new persistent tasks are installed. Wardle discovered multiple exploit paths, including two that don’t require root access.

9to5mac.com2 min read

Canadian dental benefits administrator Alberta Dental Service Corporation (ADSC) has started informing roughly 1.47 million individuals about a ransomware attack discovered on July 9 in which their personal information was compromised. The ADSC stated that less than 7,300 records contained personal banking information.

securityweek.com3 min read

02STRATEGIES & TACTICS

HASHICORP VAULT MONITORING

A guide from HashiCorp on monitoring Vault at scale. It covers threats facing Vault, the various logs and data sources available, core metrics, and tips on monitoring and reporting.

hashicorp.com12 min read

KNOCKING ON HELL'S GATE - EDR EVASION THROUGH DIRECT SYSCALLS

This educational post covers dynamic syscall ID extraction using Hell's Gate and C++ to build basic malware as a springboard for more advanced evasion. While open source tools provide some bypass potential, truly effective and subtle red team engagements require custom malware resilient to signature/behavioral detection. Mastering fundamentals like Hell's Gate lays the groundwork for advanced techniques.

labs.en1gma.co20 min read

A PAIN IN THE NAS: EXPLOITING CLOUD CONNECTIVITY TO PWN YOUR NAS

Team82 deep dive into how it created a technique to impersonate NAS devices to redirect users to an attacker-controlled device, allowing attackers to access a user’s remote device, steal personal information, and access stored data.

claroty.com15 min read

03LAUNCHES & TOOLS

AWS LAUNCHES LOGICALLY AIR-GAPPED VAULT FOR BACKUP

AWS Backup is a feature for backing up and isolating data in the event of a ransomware attack. It allows for a further level of data isolation. This announcement post includes details of how the capability works and how to use it.

aws.amazon.com4 min read

NOIR

noir is an attack surface detector that uses source code analysis to identify frameworks and programming languages used and endpoints. The data can then be made available to tools like Burp Suite or ZAP.

github.comGitHub repository

CVE BINARY TOOL

The CVE Binary Tool helps you determine if your system includes known vulnerabilities. It can scan binaries for over 200 common vulnerable components, including openssl, libpng, libxml2, and expat. It can provide lists of known vulnerabilities associated with a Software Bill of Materials or a list of components and versions.

github.comGitHub repository

SPICEDB

SpiceDB is an open source, Google Zanzibar-inspired, database system for creating and managing security-critical application permissions.

github.comGitHub repository

04MISCELLANEOUS

ILLINOIS MAKES IT POSSIBLE TO SUE FOR DOXXING

Illinois has just unanimously passed the Civil Liability for Doxing Act. This law will allow for victims of doxxing recover damages and request a temporary restraining order from their attackers.

arstechnica.com4 min read

THREAT ACTORS USE BETA APPS TO BYPASS MOBILE APP STORE SECURITY

Cybercriminals are using maliciously crafted cryptocurrency investment apps as beta versions to steal cryptocurrency from mobile app stores. The malicious apps are submitted as betas, which are not subjected to a thorough code review process and are only superficially examined for safety. The FBI warns that the apps can be used to steal personally identifiable information, financial account access, and take over devices.

bleepingcomputer.com2 min read

ADAPT

The current economic downturn has affected CISOs. 54% of cybersecurity budgets have been frozen or reduced. Startups have opportunities through cost/customization advantages, though vendors overall need to offer flexibility like free trials. Even in times of financial restraint, cyber remains a priority, and smart vendors can creatively align to needs.

techcrunch.com6 min read