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The DFIR Report

Real Intrusions by Real Attackers, The Truth Behind the Intrusion

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Tuesday, June 17, 2025
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Category: Attribution

HTML Smuggling Leads to Domain Wide Ransomware
adfind Attribution icedid nokoyawa ransomware

HTML Smuggling Leads to Domain Wide Ransomware

August 28, 2023

We’ve previously reported on a Nokoyawa ransomware case in which the initial access was via an Excel macro and IcedID malware. This case, which also ended in Nokoyawa Ransomware, involved … Read More

A Truly Graceful Wipe Out
adfind Attribution cobaltstrike Exfiltrate Data FIN11 FlawedGrace Lace Tempest truebot

A Truly Graceful Wipe Out

June 12, 2023

In this intrusion, dated May 2023, we observed Truebot being used to deploy Cobalt Strike and FlawedGrace (aka GraceWire & BARBWIRE) resulting in the exfiltration of data and the deployment … Read More

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