🔷 How to Detect When an Azure Guest User Account Is Being Exploited

In Azure environments, guest users are the go-to option when giving access to a user from a different tenant. However, this could prove to be a costly mistake.

https://orca.security/resources/blog/detect-guest-user-account-exploited

#azure

🔴 Grafana security update: GPG signing key rotation

Grafana signing keys have been exposed. Be sure to update their trusted certificate if you are a Grafana user.

https://grafana.com/blog/2023/08/24/grafana-security-update-gpg-signing-key-rotation/

#gcp

🔶 Authorizing cross-account KMS access with aliases

KMS aliases are a great way to make KMS keys more convenient. But permitting one account to use an KMS key in another account through a KMS alias can be difficult. This article explains why, and how to solve the problem correctly.

https://lucvandonkersgoed.com/2023/08/25/authorizing-cross-account-kms-access-with-aliases

#aws

🔷 5 Tips to prevent or limit the impact of an incident in Azure

Five low-cost and easy to implement measures with high-impact to prevent or limit the impact of an incident in Azure: setup budget quotas, restrict app registration, prevent subnoscriptions from entering your tenant, ingest audit logging, and limit external collaboration.

https://invictus-ir.medium.com/5-tips-to-prevent-or-limit-the-impact-of-an-incident-in-azure-e9f664fe0100

(Use VPN to open from Russia)

#azure

🔶 Verifying images in a private Amazon ECR with Kyverno and IAM Roles for Service Accounts (IRSA)

Applications, such as Kyverno, running within a Pod's containers can utilize the AWS SDK to make API requests to AWS services by leveraging AWS Identity and Access Management (IAM) permissions.

https://www.cncf.io/blog/2023/08/29/verifying-images-in-a-private-amazon-ecr-with-kyverno-and-iam-roles-for-service-accounts-irsa/

#aws

🔶🔷🔴 New Attack Vector In The Cloud: Attackers caught exploiting Object Storage Services

Security Joes Incident Response team recently became aware of a set of relatively new CVEs that were released at the end of March 2023. Surprisingly, these vulnerabilities have received little to no media coverage regarding their ease of exploitation and the potential security implications they pose to any cluster running a non-native object storage.

https://www.securityjoes.com/post/new-attack-vector-in-the-cloud-attackers-caught-exploiting-object-storage-services

#aws #azure #gcp

🔶 Cloud Detection and Response Needs To Break Down Boundaries

The attack patterns of the modern day threat actor are changing as they are able to traverse across multiple environments in the cloud. CDR needs to keep up.

https://permiso.io/blog/cloud-detection-and-response-needs-to-break-down-boundaries

#aws

🔶 Lessons from Recent Social Engineering Attacks on Okta Super Admin Accounts

Post exploring the latest Okta security incidents and explaining how to fortify your IAM system against social engineering attacks.

https://acsense.com/blog/okta-super-admin-breach-steps-for-iam-resilience

#aws

🔶 aws-list-resources

Uses the AWS Cloud Control API to list resources that are present in a given AWS account and region(s).

https://github.com/welldone-cloud/aws-list-resources

#aws

🔷 Announcing Notation Azure Key Vault plugin v1.0 for signing container images

The Notary Project is being adopted by Azure Key Vault.

https://techcommunity.microsoft.com/t5/apps-on-azure-blog/announcing-notation-azure-key-vault-plugin-v1-0-for-signing/ba-p/3920895

#azure

🔷 The Azure Metadata Protection You Didn't Know Was There

Some Azure services have an additional, not widely known, protection mechanism against session token exfiltration.

https://ermetic.com/blog/azure/the-azure-metadata-protection-you-didnt-know-was-there/

#azure

🔶 AWS Console Session Traceability: How Attackers Obfuscate Identity Through the AWS Console

Attackers can take advantage of a quirk of the default AWS configuration (without SourceIdentity configured) to potentially make detecting and attributing their actions more difficult.

https://www.gem.security/post/aws-console-session-traceability-how-attackers-obfuscate-identity-through-the-aws-console

#aws

🔶 A security community success story of mitigating a misconfiguration

Learn about the process of preventing security issues by changing things outside of your environment by looking at how a misconfiguration was occurring when Github Actions were integrated with AWS IAM roles and the improvements made that have now made this misconfiguration much less likely.

https://www.wiz.io/blog/a-security-community-success-story-of-mitigating-a-misconfiguration

#aws

🔶 How Attackers Can Misuse AWS CloudFront Access to 'Make It Rain' Cookies

Post exploring two different attack scenarios: Cookie Theft via CloudFront Function, and Data Exfiltration via Lambda Function Modification.

https://medium.com/@adan.alvarez/how-attackers-can-misuse-aws-cloudfront-access-to-make-it-rain-cookies-acf9ce87541c

(Use VPN to open from Russia)

#aws

🔴 Light the way ahead: Platform Engineering, Golden Paths, and the power of self-service

What is a Golden Path? Who is a Golden Path for? When to build Golden Paths?

https://cloud.google.com/blog/products/application-development/golden-paths-for-engineering-execution-consistency/

#gcp

🔷 38TB of data accidentally exposed by Microsoft AI researchers

Wiz Research found a data exposure incident on Microsoft's AI GitHub repository, including over 30,000 internal Microsoft Teams messages - all caused by one misconfigured SAS token.

https://www.wiz.io/blog/38-terabytes-of-private-data-accidentally-exposed-by-microsoft-ai-researchers

#azure

🔷 Ransomware Strikes Azure Storage: Are You Ready?

Post discussing Azure Storage Accounts, pointing out forensic artifacts in Azure that can help investigate ransomware attacks, and offering methods for attack detection.

https://www.mitiga.io/blog/ransomware-strikes-azure-storage-are-you-ready

#azure

🔶🔷🔴 How to Rotate Leaked API Keys

A collection of API key rotation tutorials for AWS, GCP, GitHub , and more.

https://howtorotate.com/docs/introduction/getting-started/

#aws #azure #gcp

🔴 Maintaining persistence via Shared sessions on Cloud Workstations

When an owner initiates a session and performs actions like gcloud auth login, the session state persists, shared across multiple users accessing the workstation through the same URL. This means that any user with access to the workstation can view and interact with the session artifacts created by the owner.

https://saransh-rana.gitbook.io/aboutme/maintaining-persistence-via-shared-sessions-on-cloud-workstations

#gcp

🔶 AWS's Hidden Threat: AMBERSQUID Cloud-Native Cryptojacking Operation

The Sysdig Threat Research Team (TRT) has uncovered a novel cloud-native cryptojacking operation which they've named AMBERSQUID. This operation leverages AWS services not commonly used by attackers, such as AWS Amplify, AWS Fargate, and Amazon SageMaker.

https://sysdig.com/blog/ambersquid/

(Use VPN to open from Russia)

#aws

🔶 Remote analysis on cloud object-storage

The journey of making the volatility3 framework compatible with S3 object-storage to perform memory analysis over the network.

https://www.forensicxlab.com/posts/vols3/

#aws