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Real Intrusions by Real Attackers, The Truth Behind the Intrusion

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Wednesday, June 29, 2022
All That for a Coinminer?
coinminer rdp

All That for a Coinminer?

January 18, 2021

A threat actor recently brute forced a local administrator password using RDP and then dumped credentials using Mimikatz. They not only dumped LogonPasswords but they also exported all Kerberos tickets. … Read More

Trickbot Still Alive and Well
adfind cobaltstrike trickbot

Trickbot Still Alive and Well

January 11, 2021

In October of 2020, the group behind the infamous botnet known as Trickbot had a bad few days. The group was under concerted pressure applied by US Cyber Command infiltrating … Read More

Defender Control
defense evasion Tools

Defender Control

December 13, 2020

Defender Control is a free software utility we’ve come across in various intrusions. The creators describe it by saying the following: What is certain however is that it [Windows Defender] … Read More

PYSA/Mespinoza Ransomware
empire koadic mespinoza psexec ransomware rdp

PYSA/Mespinoza Ransomware

November 23, 2020

Intro Over the course of 8 hours the PYSA/Mespinoza threat actors used Empire and Koadic as well as RDP to move laterally throughout the environment, grabbing credentials from as many … Read More

empirekoadicmespinozaransomwarerdp
Cryptominers Exploiting WebLogic RCE CVE-2020-14882
cryptominer CVE-2020-14882 exploit

Cryptominers Exploiting WebLogic RCE CVE-2020-14882

November 12, 2020

Intro Towards the end of October, we started seeing attackers take advantage of a WebLogic RCE vulnerability (CVE-2020-14882). Recently, SANS ISC talked about this vulnerability being exploited in the wild, … Read More

Ryuk Speed Run, 2 Hours to Ransom
adfind bazar cobaltstrike ransomware ryuk

Ryuk Speed Run, 2 Hours to Ransom

November 5, 2020

Intro Since the end of September Ryuk has been screaming back into the news. We’ve already covered 2 cases in that timeframe. We’ve seen major healthcare providers, managed service providers, … Read More

bazarcobalt strikekegtapransomwareryuk
Ryuk in 5 Hours
adfind bazar cobaltstrike ransomware rdp ryuk yara

Ryuk in 5 Hours

October 18, 2020

Intro The Ryuk threat actors went from a phishing email to domain wide ransomware in 5 hours. They escalated privileges using Zerologon (CVE-2020-1472), less than 2 hours after the initial … Read More

adfindbazarcobalt strikekegtapmalspamryuk
Ryuk’s Return
adfind bazar cobaltstrike ransomware ryuk

Ryuk’s Return

October 8, 2020

Intro The Ryuk group went from an email to domain wide ransomware in 29 hours and asked for over $6 million to unlock our systems. They used tools such as … Read More

adfindbazarcobalt strikekegtapryuk
NetWalker Ransomware in 1 Hour
adfind cobaltstrike psexec ransomware rdp

NetWalker Ransomware in 1 Hour

August 31, 2020

The threat actor logged in through RDP, attempted to run a Cobalt Strike Beacon, and then dumped memory using ProcDump and Mimikatz. Next, they RDPed into a Domain Controller, minutes … Read More

Dridex – From Word to Domain Dominance
dridex empire yara

Dridex – From Word to Domain Dominance

August 3, 2020

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