TLDR InfoSec

TLDR INFORMATION SECURITY 2023-11-01

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01GENERAL

Sponsored

AWS SECURITY CHECKLIST

Rampant cloud usage requires an advanced security playbook. Wiz put together these AWS security best practices [5] from leading cloud security orgs.

wiz.ioSponsor

02ATTACKS & VULNERABILITIES

LOCKBIT CLAIMS IT HAS HACKED BOEING AND STOLEN SENSITIVE DATA

Lockbit ransomware group has listed Boeing on its victims list. Stolen Boeing data could have big repercussions as the company works for military clients who want their information to be confidential. Boeing is currently assessing this claim.

twitter.com2 min read

ATLASSIAN PATCHES CRITICAL CONFLUENCE BUG

Atlassian disclosed a 9.1 severity CVE in Confluence Data Center and Server. It described the vulnerability as an improper authorization vulnerability that could lead to significant data loss if exploited by an unauthenticated attacker. Users of Confluence Data and Server are advised to update as quickly as possible. Confluence Cloud users are unaffected.

helpnetsecurity.com1 min read

CCLEANER ANNOUNCED A DATA BREACH DUE TO MOVEIT

CCleaner’s parent company announced that it experienced a data breach related to MOVEit. Attackers compromised customer names, contact information, and purchase details. The Cl0p ransomware gang has not yet added details to its website about this attack.

techradar.com2 min read

03STRATEGIES & TACTICS

SLACK ATTACK: A PHISHER’S GUIDE TO INITIAL ACCESS

An article from Push Security exploring different Phishing techniques that can be used for initial access in Slack. The article covers common attacks, methods to cleanup after attacks, and the potential impacts.

pushsecurity.com5 min read

THREAT HUNTING: DETECTING BROWSER CREDENTIAL STEALING

This post showcases how to detect browser credential extraction, weed out false positives, and improve resilience against this threat by enabling process creation and file access auditing. Tools such as Lazagne and HackerBrowserData are open source and provide customizability to advanced attackers, whereas tools such as Nirsoft’s WebBrowserPassView are closed source and cannot be modified easily.

fourcore.io9 min read

04LAUNCHES & TOOLS

DARKTRACE/CLOUD (PRODUCT LAUNCH)

Darktrace has released a new solution based on AI. The new solution provides visibility of cloud architectures, real-time cloud-native threat detection and response, and prioritized recommendations and actions to help security teams manage misconfigurations and strengthen compliance.

darktrace.com

HAR FILE SANITIZER (WEBAPP)

Cloudflare released a tool to sanitize HAR files in response to the (latest) Okta breach of customer HAR files. Users can upload a HAR file and client-side logic will sanitize any sensitive credentials.

har-sanitizer.pages.dev

IMESSAGE CONTACT KEY VERIFICATION

iMessage Contact Key Verification uses Key Transparency to verify the identity of the person that a user is corresponding with and notifies users if the conversation may be eavesdropped on. Users can also choose to verify a Contact Verification Code in person or via FaceTime. This feature is aimed at journalists, government officials, or others who have high privacy requirements.

macrumors.com2 min read

05MISCELLANEOUS

CLOUDKEYS IN THE AIR: TRACKING MALICIOUS OPERATIONS OF EXPOSED IAM KEYS

This post details an active cryptojacking campaign abusing exposed AWS credentials on GitHub. The actor creates EC2 miners within minutes of secrets being posted leveraging cloud automation for scale. It goes into detail on how the actor implemented honeypots to monitor and reveals 474 miner instances between August and October.

unit42.paloaltonetworks.com10 min read

THE WIKI-SLACK ATTACK

Researchers are calling attention to the Wiki-Slack attack, a new technique that uses modified Wikipedia pages and relies on a formatting error when the page is rendered in Slack. To mount the attack, a threat actor would first need to select a Wikipedia article that might be of interest to an intended target, modify it to add a legitimate footnote at the end of the first paragraph, and then share the article in Slack, leading them to an attacker-controlled website where browser-based malware lays in wait.

esentire.com10 min read