M365Pwned

M365Pwned Red Team tooling for Microsoft 365 exploitation via Microsoft Graph API. Two WinForms GUI tools for enumerating, searching, and exfiltrating data from M365 environments using application-level OAuth tokens — no user interaction required. Tool| Target| What it does ---|---|---...

o365-attack-toolkit

What is o365-attack-toolkit o365-attack-toolkit allows operators to perform oauth phishing attacks. We decided to move from the old model of static definitions to fully "interactive" with the account in real-time. Some of the changes Interactive E-mail Search - Allows you to search for user e-mai...

GraphStrike

GraphStrike Release blog: GraphStrike: Using Microsoft Graph API to Make Beacon Traffic Disappear Developer blog: GraphStrike: Anatomy of Offensive Tool Development Introduction GraphStrike is a suite of tools that enables Cobalt Strike's HTTPS Beacon to use Microsoft Graph API for C2...

reportly

Reportly는 EntraID 사용자 활동 보고서 도구입니다. 도구 소개 이 도구는 클라우드 사고 발생 시 블루 팀을 지원하기 위한 것입니다. 도구를 실행하면 연구자는 의심스러운 사용자와 시간 범위를 입력으로 입력하고 다음을 상세히 설명하는 보고서를 받게 됩니다: 1. 사용자에 대한 정보 2. 사용자가 수행한 작업 3. 사용자에 대해 수행된 작업 4. 사용자 로그인 및 실패 로그 사용법 도구를 실행하면 인증 링크와 장치 코드가 표시됩니다. 링크를 따라가서 코드를 입력하여 인증하십시오. 의심스러운 사용자의 UPN사용자 계정 이...

reportly

Reportly is an EntraID user activity report tool. About the tool This is a tool that will help blue teams during a cloud incident. When running the tool, the researcher will enter as input a suspicious user and a time frame and will receive a report detailing the following: 1. Information about t...

azureOutlookC2

Azure Outlook C2 Azure Outlook Command & Control that uses Microsoft Graph API for C2 communications & data exfiltration. Remotely Control a compromised Windows Device from your Outlook Mailbox. Creators: Bobby Cooke @0xBoku & Paul Ungur @C5pider CTI Threat update 02/13/22 Elastic Security Labs h...

msteams

msteams A Mythic C2 Profile that uses the Microsoft Graph API to communicate through a Microsoft Teams channel. How It Works Agent Microsoft Teams Channel C2 Server Mythic 1. The agent authenticates to Microsoft Entra ID via OAuth2 client credentials 2. Posts its Mythic message base64-encoded,...

Harvester Deploys Linux GoGra Backdoor in South Asia Using Microsoft Graph API

The threat actor known as Harvester has been attributed to a new Linux version of its GoGra backdoor deployed as part of attacks likely targeting entities in South Asia. "The malware uses the legitimate Microsoft Graph API and Outlook mailboxes as a covert command-and-control C2 channel, allowing...

What Microsoft's EWS Retirement Means for Your Veeam Backups

Updated September 2026 This article has been revised to reflect: Microsoft's October 1, 2026 enforcement timeline. The introduction of the EWSAllowedAppIDs allow list. The current status of Veeam's transition to Microsoft Graph. Customers who have previously read this article are advised to revie...

EUVD-2024-0260

Malicious code in bioql PyPI...

CVE-2025-49012: Improper Authentication

Himmelblau is an interoperability suite for Microsoft Azure Entra ID and Intune. Himmelblau versions 0.9.0 through 0.9.14 and 1.00-alpha are vulnerable to a privilege escalation issue when Entra ID group-based access restrictions are configured using group display names instead of object IDs...

New Malware Campaign Exploits Microsoft Graph API to Infect Windows

FortiGuard Labs discovers an advanced attack using modified Havoc Demon and SharePoint. Explore the attack's evasion techniques and security measures...

FINALDRAFT Malware Exploits Microsoft Graph API for Espionage on Windows and Linux

Threat hunters have shed light on a new campaign targeting the foreign ministry of an unnamed South American nation with bespoke malware capable of granting remote access to infected hosts. The activity, detected in November 2024, has been attributed by Elastic Security Labs to a threat cluster i...

CVE-2024-21632

omniauth-microsoftgraph provides an Omniauth strategy for the Microsoft Graph API. Prior to versions 2.0.0, the implementation did not validate the legitimacy of the email attribute of the user nor did it give/document an option to do so, making it susceptible to nOAuth misconfiguration in cases...

New Go-based Backdoor GoGra Targets South Asian Media Organization

An unnamed media organization in South Asia was targeted in November 20233 using a previously undocumented Go-based backdoor called GoGra. "GoGra is written in Go and uses the Microsoft Graph API to interact with a command-and-control C&C server hosted on Microsoft mail services," Symantec, part ...

Hackers Increasingly Abusing Microsoft Graph API for Stealthy Malware Communications

Threat actors have been increasingly weaponizing Microsoft Graph API for malicious purposes with the aim of evading detection. This is done to "facilitate communications with command-and-control C&C infrastructure hosted on Microsoft cloud services," the Symantec Threat Hunter Team, part of...

CVE-2024-21632

omniauth-microsoftgraph provides an Omniauth strategy for the Microsoft Graph API. Prior to versions 2.0.0, the implementation did not validate the legitimacy of the email attribute of the user nor did it give/document an option to do so, making it susceptible to nOAuth misconfiguration in cases...

Information disclosure

omniauth-microsoftgraph provides an Omniauth strategy for the Microsoft Graph API. Prior to versions 2.0.0, the implementation did not validate the legitimacy of the email attribute of the user nor did it give/document an option to do so, making it susceptible to nOAuth misconfiguration in cases...

CVE-2024-21632 omniauth-microsoft_graph vulnerable to account takeover (nOAuth)

omniauth-microsoftgraph provides an Omniauth strategy for the Microsoft Graph API. Prior to versions 2.0.0, the implementation did not validate the legitimacy of the email attribute of the user nor did it give/document an option to do so, making it susceptible to nOAuth misconfiguration in cases...

CVE-2024-21632 omniauth-microsoft_graph vulnerable to account takeover (nOAuth)

omniauth-microsoftgraph provides an Omniauth strategy for the Microsoft Graph API. Prior to versions 2.0.0, the implementation did not validate the legitimacy of the email attribute of the user nor did it give/document an option to do so, making it susceptible to nOAuth misconfiguration in cases...