# Microsoft Teams vishing attacks lead to Chaos ransomware attacks

> **Open Intelligence Dossier** · First detected: 2026-07-30 19:07 UTC · Category: Technology

## Executive Summary
3 news sources are covering this Technology story right now — PULSE is tracking how fast it spreads.

## Intelligence Brief
"Microsoft Teams vishing attacks lead to Chaos ransomware attacks" is generating significant coverage in the Technology category, with 3 articles from 3 distinct sources tracked by PULSE so far.


Outlets currently covering the story include socprime.com, Yahoo and BleepingComputer. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.


This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| SOC Prime | Operation BlueDash Uses Multi-RMM Phishing for Access | [Source Link](https://news.google.com/rss/articles/CBMiogFBVV95cUxPZTd2S0lWYk12ZEZPa2xKSVVLNzFKOFM2LUVraTljZkFySHlNMk9wN1p6U01MaDZCOElnejRHaHgyNHhfMmhvTjN0elI0aDVfRDd1V09GVGhIcV9fX3JwUjJNeFhOTHFKUjVYcno2S2RhUW9XNDRkYTRaRjVfMVJBRWQtWG9tNlQ1X2h5aURkUldmZnp5Z2lJdE00d1dWczJ0Mnc?oc=5) |
| Cybersecurity Dive | Hackers abuse Microsoft Teams in ransomware campaign through fake IT support | [Source Link](https://news.google.com/rss/articles/CBMilwFBVV95cUxNTW5tUDQ1LWk5Nlg4V1dsUzUzNnVhYndoUVpBUm5xc2pIRkVEMHpZVU1ZeGczNkRxellaME5kX0ExVEExeUJRakpWU3hENWdSb1ZxSUpfcHJlTG5tYksyakZNXzl3M0g5ZVBJbnltZWVyZ3FQTlpwMnVTTWdBZFJMTkZqV0lnWHAyRkYzOXVYc2dKYlZldFpZ?oc=5) |
| socprime.com | Teams Vishing and Quick Assist Deploy GoGRPC Backdoor | [Source Link](https://news.google.com/rss/articles/CBMiogFBVV95cUxQSE1wOG00cjB1X3lYYnpTNXFoYmFSMFdYMDFfQlRqcGZqWndldDRMQjI2VXl0Y2tpNjZLUU9EVEItOUg5WnlEQnd1TVVJMVlmWDIzdTZQYVpfbHdxRFAyQ2ZvYmttYjhIRzZFNVJxOHBmaXZjMGsybVFQZ2ZHUFF1MFVzWmVaLWRkRmxSSDBicnBlS0pmbWhidlFoRlNMMjNFOEE?oc=5) |
| Yahoo | Hackers abuse Microsoft Teams in ransomware campaign through fake IT support | [Source Link](https://news.google.com/rss/articles/CBMimgFBVV95cUxPYUVtenBZS3VnSG1Bc1RyR0NQOGx0bGpnMlV2ck1vM09Za1pIMlI0X1hZQkxROFkyakRmdDE5dnRXWlhKOUhZVl9RNzRlZG1pa1Q0Ukg1X1ZZYVpXblN4X24zMzN6czNlYkZGNVZhOHNRanA4SWtMUkhGa29ScUFzckUzRzFibTV5d2VvbzRFdUtzalJyaXljYy1n?oc=5) |
| BleepingComputer | Microsoft Teams vishing attacks lead to Chaos ransomware attacks | [Source Link](https://news.google.com/rss/articles/CBMisgFBVV95cUxPS0NZcXJ1NE1VLUNMX0RETHFpc2FZN3JyaGFRQXJJN3J5QS1qS3JPa2RaWXVhMlpvN2Q3aUpGZWVtdEN1ci12T2JEU2VPTDZNdjBXdWJ2d3ZvUW9BMm0zckJkc0lzcTRhdVI3M1RzaXpmU1U1NmIzWG1SeWJRbzlyZkxRVEtlTUJHdjRzNWJEc3kySU5nSjNHMTJmZjF6dktLRF9xRHlJZjRRMjVkaV95ZHlB0gG3AUFVX3lxTE15UV9KUl8zbkJEZk80S3NmZ2ZUczd5cVQzeTVpQ3VnRjdzSkx6MVd6MHFaTkxLNEtNYUhqNmNJcDIySlNwMW9KMGdVTVowWkk4NDVCMk9ZOEtKSjhPakpYRmRUNG5Lc25ZQkJFckF3Y0Z1R19NY1RHZE1GVkw0akdFT3VtUlpwbFFOaVRXaGNCVjAwX1g2YzQ1OWR1WUJIS04) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-07-30/microsoft-teams-vishing-attacks-lead-to-chaos-ransomware-attacks*