BlackSuit Ransomware
Key Takeaways In December 2023, we observed an intrusion that started with the execution of a Cobalt Strike beacon and ended in the deployment of BlackSuit ransomware. The threat actor … Read More
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From IcedID to Dagon Locker Ransomware in 29 Days
Key Takeaways In August 2023, we observed an intrusion that started with a phishing campaign using PrometheusTDS to distribute IcedID. IcedID dropped and executed a Cobalt Strike beacon, which was … Read More
From OneNote to RansomNote: An Ice Cold Intrusion
Key Takeaways We provide a range of services, one of which is our Threat Feed, specializing in monitoring Command and Control frameworks like Cobalt Strike, Metasploit, Sliver, Viper, Mythic, Havoc, … Read More
HTML Smuggling Leads to Domain Wide Ransomware
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
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
IcedID Macro Ends in Nokoyawa Ransomware
Threat actors have moved to other means of initial access, such as ISO files combined with LNKs or OneNote payloads, but some appearances of VBA macros in Office documents can … Read More
Malicious ISO File Leads to Domain Wide Ransomware
IcedID continues to deliver malspam emails to facilitate a compromise. This case covers the activity from a campaign in late September of 2022. Post exploitation activities detail some familiar and … Read More
Emotet Strikes Again – LNK File Leads to Domain Wide Ransomware
In June of 2022, we observed a threat actor gaining access to an environment via Emotet and operating over a eight day period. During this time period, multiple rounds of … Read More
BumbleBee Zeros in on Meterpreter
In this intrusion from May 2022, the threat actors used BumbleBee as the initial access vector from a Contact Forms campaign. We have previously reported on two BumbleBee intrusions (1, … Read More
Follina Exploit Leads to Domain Compromise
In early June 2022, we observed an intrusion where a threat actor gained initial access by exploiting the CVE-2022-30190 (Follina) vulnerability which triggered a Qbot infection chain. Qbot, also known … Read More
BumbleBee: Round Two
In this intrusion from May 2022, the threat actors used BumbleBee as the initial access vector. BumbleBee has been identified as an initial access vector utilized by several ransomware affiliates. … Read More
Dead or Alive? An Emotet Story
In this intrusion from May 2022, we observed a domain-wide compromise that started from a malware ridden Excel document containing the never-dying malware, Emotet. The post-exploitation started very soon after … Read More
BumbleBee Roasts Its Way to Domain Admin
In this intrusion from April 2022, the threat actors used BumbleBee as the initial access vector. BumbleBee is a malware loader that was first reported by Google Threat Analysis Group … Read More
Quantum Ransomware
In one of the fastest ransomware cases we have observed, in under four hours the threat actors went from initial access, to domain wide ransomware. The initial access vector for … Read More
Stolen Images Campaign Ends in Conti Ransomware
In this intrusion from December 2021, the threat actors utilized IcedID as the initial access vector. IcedID is a banking trojan that first appeared in 2017, usually, it is delivered … Read More
Qbot and Zerologon Lead To Full Domain Compromise
In this intrusion (from November 2021), a threat actor gained its initial foothold in the environment through the use of Qbot (a.k.a. Quakbot/Qakbot) malware. Soon after execution of the Qbot … Read More
Diavol Ransomware
In the past, threat actors have used BazarLoader to deploy Ryuk and Conti ransomware, as reported on many occasions. In this intrusion, however, a BazarLoader infection resulted in deployment of … Read More
CONTInuing the Bazar Ransomware Story
In this report we will discuss a case from early August where we witnessed threat actors utilizing BazarLoader and Cobalt Strike to accomplish their mission of encrypting systems with Conti … Read More
IcedID to XingLocker Ransomware in 24 hours
Intro Towards the end of July, we observed an intrusion that began with IcedID malware and ended in XingLocker ransomware, a Mountlocker variant. XingLocker made its first appearance in early … Read More
BazarLoader and the Conti Leaks
Intro In July, we observed an intrusion that started from a BazarLoader infection and lasted approximately three days. The threat actor’s main priority was to map the domain network, while … Read More
BazarCall to Conti Ransomware via Trickbot and Cobalt Strike
Intro This report will go through an intrusion that went from an Excel file to domain wide ransomware. The threat actors used BazarCall to install Trickbot in the environment which … Read More