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
Search Results for: BazarLoader
BazarLoader to Conti Ransomware in 32 Hours
Intro Conti is a top player in the ransomware ecosystem, being listed as 2nd overall in the Q2 2021 Coveware ransomware report. The groups deploying this RaaS have only grown … Read More
Collect, Exfiltrate, Sleep, Repeat
In this intrusion from August 2022, we observed a compromise that was initiated with a Word document containing a malicious VBA macro, which established persistence and communication to a command … 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
SEO Poisoning – A Gootloader Story
In early February 2022, we witnessed an intrusion employing Gootloader (aka GootKit) as the initial access vector. The intrusion lasted two days and comprised discovery, persistence, lateral movement, collection, defense … 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
PHOSPHORUS Automates Initial Access Using ProxyShell
In December 2021, we observed an adversary exploiting the Microsoft Exchange ProxyShell vulnerabilities to gain initial access and execute code via multiple web shells. The overlap of activities and tasks … Read More
2021 Year In Review
As we come to the end of the first quarter of 2022, we want to take some time to look back over our cases from 2021, in aggregate, and look … 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
Qbot Likes to Move It, Move It
Qbot (aka QakBot, Quakbot, Pinkslipbot ) has been around for a long time having first been observed back in 2007. More info on Qbot can be found at the following … Read More
Cobalt Strike, a Defender’s Guide – Part 2
Our previous report on Cobalt Strike focused on the most frequently used capabilities that we had observed. In this report, we will focus on the network traffic it produced, and provide … 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
Exchange Exploit Leads to Domain Wide Ransomware
In late September, we observed an intrusion in which initial access was gained by the threat actor exploiting multiple vulnerabilities in Microsoft Exchange. The threat actors in this case were … Read More
From Zero to Domain Admin
Intro This report will go through an intrusion from July that began with an email, which included a link to Google’s Feed Proxy service that was used to download a … 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
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