Malware Traffic Analysis - Brad Duncan. - Got a full infection chain, and I'm seeing the usual traffic for this malware - Example of downloaded zip: https: . However, my October 2020 bill was significantly more than I had ever paid before. In this article, I use NetworkMiner, Wireshark and Brim to analyze a PCAP file that captured network traffic belonging to an Angler exploitation kit infection. Included is my 1-day #MalwareTrafficAnalysisWorkshop on the 29th. TheAnalyst, @ffforward noted a new payload delivered on the "TR" botnet. Tags. 2017-12-28 -- Seamless campaign continues using Rig EK to send Ramnit banking Trojan. The information provided within the current article, including the images, is courtesy of Brad Duncan, an independent cybersecurity analyst, the man behind the malware-traffic-analysis.net blog. I had already seen higher costs due to bandwidth, presumably caused by increased traffic to the site. Security Onion 2.3.100 20220202 Hotfix Now Available! Spam Campaign details. [] Aaron S. 4 Jul 2022 Malware Traffic Analysis Writeups cyber, cybersecurity, hacking, iptcp, linux, malware traffic analysis, networkminer, security, security onion, SIEM, ssh, udp, windows, wireshark Malware Traffic Analysis | Spoonwatch Writeup Use the tools and tech- niques described in the chapter to gain information about the files and answer the questions below. First, see how much you can determine from examining the pcaps. Wireshark Tutorial: Examining Trickbot Infections. The default path should be at C:\Program Files\Suricata\suricata.exe. You can find the pcap and alerts here. Sample documents, packet captures, and emails from the recent Emotet campaigns were shared by Brad from @malware_traffic. 29 screenshots for this one! Some sources state the infection vector is EternalBlue, an exploit leaked by the Shadow Brokers group last month in April 2017 based on CVE-2017-0144 for Microsoft's SMB protocol. TheAnalyst, @ffforward noted a new payload delivered on the "TR" botnet. Participants then learn characteristics of malware infections and other suspicious network traffic. www.malware-traffic-analysis.net. 239,523 1,090,157 0 8 years ago. Verified account Protected Tweets @; Suggested users 2 2021, Microsoft detected multiple 0-day exploits being used to attack on-premises versions of Microsoft Exchange Server. Reposted from SANS. In the present paper we describe a new, updated and refined dataset specifically tailored to train and evaluate machine learning based malware traffic analysis algorithms . Almost every post on this site has pcap files or malware samples (or both) Myonlinesecurity.co.uk : 2017-12-26 -- EITest campaign HoeflerText popups or fake AV alerts. 11 2021, Michael Gillespie noticed a swarm of encrypted files uploaded to his Ransomware Identification site. Background On Mar. Brad Duncan brad [at] malware-traffic-analysis.net Requirements https://www . He also noted the name came from a tag in Proofpoint's ruleset. Challenge Name: Malware Traffic Analysis 2. This was recorded on June 12th at UC B. practical malware analysis lab part i This lab uses the files Lab01-01.exe and Lab01-01.dll. Late to the game with this but this looks gold! Name / Title Added Expires Hits Comments Syntax ; 2020-12-09 (Wednesday) - TA551 (Shathak) Word docs with English template push IcedID: Dec 9th, 2020 : Never: 8,223: None - 2020-12-07 (Monday) - TA551 (Shathak) Word docs with English template push IcedID: Thanks to Brad Duncan for sharing this pcap! Brad @malware_traffic 11h 11 hours ago Follow Follow @ malware_traffic Following Following @ malware_traffic Unfollow Unfollow @ malware_traffic Blocked Blocked @ malware_traffic Unblock Unblock @ malware_traffic Pending Pending follow request from @ malware_traffic Cancel Cancel your follow request to @ malware_traffic Wireshark Tutorial: Examining Ursnif . A pcap of the infection traffic from my first infection run (with the XLL file) can be found here. Note:This lab requires a host computer that can access the internet. If you haven't already, we invite you to read part 1 first: Cobalt Strike: Using Known Private Keys To Decrypt Traffic - Part 1. Quick Malware Analysis: Hancitor with Cobalt Strik. It's important that I mention Brad Duncan here specifically because the first task is to set up the Wireshark display. Wireshark Tutorial: Identifying Hosts and Users. UserName check The malware checks for specific host usernames via retrieving them with GetUserName API and converting them to upper case. Security Onion Documentation printed book now upda. In this article, I use Network Miner, Wireshark, and Brim to analyze a PCAP file that captured network traffic belonging to an Angler exploitation kit infection. Quick Malware Analysis: Contact Forms Bazarloader . We use Brim to create Zeek and Suricata logs from a packet capture, and then we review the outputs for signs of suspicious and malicious activity. Background / Scenario Brad. @malware_traffic. Quick Malware Analysis: Contact Forms Campaign Ice. According to Duncan, Analysis of the latest PayPal phishing attacks; Leveraging Legitimate Services for Malware and Phishing; CERT-AGID Dopo due mesi, nuova campagna malware sLoad . Rig Exploitation Kit Infection Malware Traffic Analysis In this article, I use NetworkMiner and Wireshark to analyze a PCAP file that contains Rig Exploitation Kit infection traffic. Final words. 2017-04-03 Malware Traffic Analysis Brad Duncan DHL Invoice Malspam/Photo Malspam Pushdo: 2017-01-17 Malware Traffic Analysis Brad Duncan EITEST RIG-V FROM 92.53.127.86 SENDS SPORA RANSOMWARE Spora: 2016-05-09 Malware Traffic Analysis Brad Duncan PSEUDO-DARKLEECH ANGLER EK FROM 185.118.66.154 . This exercise is simply 6 PCAPs and our task is to just figure out what's happening in each one. 10% Early Bird discount for 4-day Security Onion 2. Quick Malware Analysis: Qakbot, Cobalt Strike, and. Instructions. Since the summer of 2013, this site has published over 2,000 blog entries about malware or malicious network traffic. Summary Squirrelwaffle is an emerging malware threat noted by several security researchers beginning around September 13th. Microsoft Attributed these attacks to a threat group named HAFNIUM. In 2013, he established a blog at www.malware-traffic-analysis.net, where he routinely blogs technical details and analysis of infection traffic. Note: The above Cobalt Strike activity did not generate any DNS traffic for the associated .icu domains. This network forensics video tutorial covers analysis of a malware redirect chain, where a PC is infected through the RIG Exploit Kit. Wireshark Tutorial: Exporting Objects from a Pcap. Brad Duncan specializes in traffic analysis of malware and suspicious network activity. The PCAP file belongs to a blue team focused challenge on the CyberDefenders website, titled " Malware Traffic Analysis 1 " and was created by Brad Duncan. Security Onion 2.3.91 Now Available including Elas. Tags. TheAnalyst, @ffforward noted a new payload delivered on the "TR" botnet. If you aren't already familiar with malware-traffic-analysis.net, it is an awesome resource for learning some really valuable blue team skills. TUTORIALS I WROTE FOR THE PALO ALTO NETWORKS BLOG. Access: The fact that Brad showed screenshots of the packet capture suggests he did have direct access on this network traffic. So far, I've been under the impression that EternalBlue is how the ransomware propagates itself after an initial infection. QST 2) What is the MAC address of the infected VM? 2021-11-15 - Emotet email and malware samples for ISC diary; 2021-11-15 - Matanbuchus -> Qakbot obama128b -> Cobalt Strike; BushidoToken. Uncompress suricata.zip from description and move suircata.rules to ".\var\lib\suricata\rules" inside suricatarunner directory. I'm active on Twitter, so please follow @malware_traffic for additional info. The title of this class is: "Analyzing Windows malware traffic with Wireshark (Part 2)" and was taught by Brad Duncan. Participants learn characteristics of malware infection traffic, and we conclude with an evaluation designed to give participants experience in writing an incident report. The capture file starts with a DNS lookup for banusdona.top, which resolved to 172.67.188.12 . Quick Malware Analysis: Qakbot and Cobalt Strike pcap from 2021-03-02; Quick Malware Analysis: SquirrelWaffle and Cobalt Strike pcap from 2021-09-20 . Sneak Peek: Security Onion 2.3.130 and New Dashboa. Malware-traffic-analysis.net : A really good and old blogspot managed by Brad @malware_traffic Since the summer of 2013, this site has published over 1,100 blog entries about malware or malicious network traffic. Link: eventbrite.com BSidesAugusta 2022 BSidesAugusta 2022 1 This one-day workshop provides a foundation for investigating pcaps of malicious network traffic. What type of infection is this? 2.0 MB. 5.1M. So beware, because there's actual malware involved for this exercise. Brad Duncan brad [at] malware-traffic-analysis.net (c) SANS Internet Storm Center. Abstract and Figures. This training reviews pcaps of malicious activity, focusing on Windows-based malware infections. This network forensics walkthrough is based on two pcap files released by Brad Duncan on malware-traffic-analysis.net.The traffic was generated by executing a malicious JS file called StolenImages_Evidence.js in a sandbox environment.. This was recorded on June 12th at UC B. Launch Brim, go to File > Settings and point the Suricata runner to your executable. Security Onion 2.3.140 now available including Ela. QST 1 ) What is the IP address of the Windows VM that gets infected? Now you're ready to go. Trainer: Brad Duncan. The PCAP file belongs to a blue team-focused challenge on the CyberDefenders website, titled "Malware Traffic Analysis 4" and was created by Brad Duncan. A PDF document of answers is also included on the page I linked to earlier. It has the same general format as my previous workshops, but with all-new content from 2022. Like previous quizzes, this one consists of a packet capture (pcap) of infection traffic, and you also get a list of the alerts (both as an image where the alerts are shown in Squil and a text file with more details). Use this website at your own risk! Quick Malware Analysis: IcedID with DarkVNC and Co. Security Onion Documentation printed book now upda. Brad began a new career as a traffic analyst in the summer of 2010. Path: Open the pcap in Network Miner and look at the windows machine. Quick Malware Analysis: Trickbot pcap from 2020-05-28; Quick Malware Analysis: Contact Forms Campaign, Bu. - #TrafficAnalysisExercise - malware-traffic-analysis.net/2019/03/19/ind Further Analysis: Network lateral movement analysis (SMB/IPC/EternalBlue/Champion) Create a script to loop through the modules, decode, complete string analysis and automatically report back diffs. All zip archives on this site are password-protected with the standard password. Brad Duncan, the owner of the site, is very knowledgeable and always trying to share his knowledge. I've had a lot of fun diving real deep in the last two exercise but with 6 PCAPs I won't be able to dive in quite as deep to each of these. This lab is based on an exercise from the website malware-traffic-analysis.net which is an excellent resource for learning how to analyze network and host attacks. The PCAP file belongs to a blue team focused challenge on the CyberDefenders website, titled " Malware Traffic Analysis 3 " and was created by Brad Duncan. Brad discusses a few of his favorite investigations and his workflowBrad is a security analyst located in the San Antonio, Texas area.He specializes in netwo. He specializes in network traffic analysis and intrusion detection. After more than 21 years of classified . 2021-09-20 - TA551 (Shathak) pushes BazarLoader; 2021-09-21 - Brazil - currculo (resume) themed malspam; 2021-09-20 - Squirrelwaffle Loader . View original. You can acquire them from this link and follow along. Participants then learn characteristics of malware infections and other suspicious network traffic. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License. 2017-12-27 -- Malspam pushing Emotet Trojan - Subject: Merry Christmas! Participants are required to utilize their own laptops. Brad Duncan at Malware Traffic Analysis also observed that this new loader was being delivered by the same "TR" infrastructure that historically delivered the Qakbot banking trojan. Disclaimer Brad is a security analyst located in the San Antonio, Texas area. Quick Malware Analysis: Qakbot and Cobalt Strike p. Quick Malware Analysis: TA578 Contact Forms IcedID. Brad maintains a website - Malware-Traffic-Analysis.net - where he posts tutorials on Wireshark as well as pcap files of real malware and ransomware infection network traffic. Security Onion 2.3.140 20220719 Hotfix Now Available! The 2017-11-21 malware traffic analysis exercise is a bit different than the past two I've dug into. . Disclaimer Quick Malware Analysis: Contact Forms IcedID with . Ans : 172.16.165.132. Again, files associated with this quiz (pcap, alerts, and answers) can be found here. Quick Malware Analysis: December 2021 Forensic Cha. We begin with basic investigation concepts, setting up Wireshark, and identifying hosts or users in network traffic. 5) Submit the pcap to VirusTotal and find out what snort alerts triggered. A source for packet capture (pcap) files and malware samples. The PCAP and email files belong to a blue team focused challenge on the CyberDefenders website, titled " Malware Traffic Analysis 6 " and was created by Brad Duncan. So, here is how the Meta infostealer malware gets into the victim's computer. Read brad_malware_traffic's file and URL comments, get in touch with brad_malware_traffic, trust brad_malware_traffic and see who he trusts. He Read Quick Post: Mummy Spider Delivers Emotet Maldocs for the Holidays Security Onion 2.3.100 20220203 Hotfix Now Available! Uploading the PCAP gives this: Size. Thanks to [email protected]for permission to use materials from his site. Use your basic filter to review the web-based infection traffic as shown in Figure 24. Wireshark PCAP Email analysis Network. Wireshark Tutorial: Changing Your Column Display. On Mar. Brad @malware_traffic 2 May 2019 Follow Follow @ malware_traffic Following Following @ malware_traffic Unfollow Unfollow @ malware_traffic Blocked Blocked @ malware_traffic Unblock Unblock @ malware_traffic Pending Pending follow request from @ malware_traffic Cancel Cancel your follow request to @ malware_traffic Reputation: 211355 Joined: August 8, 2013 Comments Mentions Trusted users Users trusting @brad_malware_traffic . 1m This year's #BSidesAugusta has several training classes, most on Wed Sept 28 & Thu Sept 29. A PCAP file, from Brad Duncan's malware-traffic-analysis.net website, is opened in NetworkMiner Professional in order to follow a redirect chain via a couple of hacked websites before delivering malware to the PC. Restart Brim Download an unzip the challenge materials. For this analysis, we are using capture file 2021-02-02-Hancitor-with-Ficker-Stealer-and-Cobalt-Strike-and-NetSupport-RAT.pcap.zip, this is one of the many malware traffic capture files that Brad Duncan shares on . Size. Once a Windows host is infected, it uses . Download the pcap for today's quiz from this page, which also has a JPG image of the alerts list. 2017-12-29 -- Traffic, email, and malware samples from 3 days of Necurs Botnet malspam. Instructions. The first video examining network traffic using Zeek and related applications is now available.This episode looks at a suspected malware compromise, posted by Brad Duncan on his Malware Traffic Analysis site. Introduction. Brad @malware_traffic 5h 5 hours ago Follow Follow @ malware_traffic Following Following @ malware_traffic Unfollow Unfollow @ malware_traffic Blocked Blocked @ malware_traffic Unblock Unblock @ malware_traffic Pending Pending follow request from @ malware_traffic Cancel Cancel your follow request to @ malware_traffic But don't peek! Today's diary is another traffic analysis quiz (here's the previous one) where you try to identify the malware based on a pcap of traffic from an infected Windows host. Figure 24: Filtering on web traffic in an Emotet+Trickbot infection. The PCAP and email files belong to a blue team focused challenge on the CyberDefenders website, titled " Malware Traffic Analysis 5 " and was created by Brad Duncan. In this conversation. Author: Brad Duncan. Registration Now Open for Augusta Cyber Week 2022! Through the blog, Brad has provided traffic analysis exercises and over 2,000 malware and traffic samples to a growing community of information security professionals. Brad Duncan. Introduction It's time for another ISC traffic analysis quiz! Shown above: A food-based visual for this end-of-year traffic analysis quiz. January (12) 14 email examples, a packet capture (pcap) of traffic from an infected Windows host, and the associated malware/artifacts can be found here. Quick Malware Analysis: Emotet with Cobalt Strike . Malware_traffic's Pastebin. If you have any feedback for this blog, feel free to email brad@malware-traffic-analysis.net Wireshark Tutorial: Display Filter Expressions. Wireshark PCAP Malware Traffic Analysis Network. What are the EK names are shown in the Suricata alerts? Brad Duncan at Malware Traffic Analysis also observed that this new loader was being delivered by the same "TR" infrastructure that . Uncompress the challenge (pass: cyberdefenders.org) Load suricatarunner.exe and suricataupdater.exe in BrimSecurity from settings. Network IOCs / PCAP traffic of infection - @malware_traffic does a great job of this already. Experienced analysts can usually identify the Emotet-generated traffic and the Trickbot-generated traffic. Links from the phishing emails were all HTTPS, but I used HTTP when checking the fake login pages for the pcaps. First, lets. Final Words. Your task? He Read . In this article, I use NetworkMiner, Wireshark and OLETOOLS to analyze network traffic and phishing emails related to an CrytoWall Ransomware infection. Uncompress the challenge (pass: cyberdefenders.org) Load suricatarunner.exe and suricataupdater.exe in BrimSecurity from settings. Customizing Wireshark for malware analysis 2020-10-18 pcimino I recently watched a series of really good videos from Brad Duncan, the man behind malware-traffic-analysis.net, and my initial takeaway was that setting up Wireshark properly will lead to a much better experience and greater success when hunting for malware traffic. Anti-analysis DLL check The malware checks for the presence of loaded DLL's. The list of all checked DLL is as follows: api_log.dll log_api32.dll dir_watch.dll pstorec.dll vmcheck.dll wpespy.dll snxhk.dll IV. Write an incident report! If you download or use of any information from this website, you assume complete responsibility for any resulting loss or damage. If you found this fun, we have previous traffic analysis quizzes: August 2020; September 2020; October 2020; November 2020 Brad Duncan brad [at] malware-traffic-analysis.net Technical Analysis of Emotet is broken down into two subsections: Network Analysis and Host Analysis. 2021-06-28 (Monday) - Brazil-based #malspam pushing #Astaroth / #Guildma malware - 4 email examples from today available at: . Brad Duncan at Malware Traffic Analysis also observed that this new loader was being delivered by the same "TR" infrastructure that historically delivered the Qakbot banking trojan. The workshop covers techniques to assess the root cause of an infection and determine false positive alerts. Quick Malware Analysis: Bazarloader and Cobalt Str. Brad Duncan at Malware Traffic Analysis. NOTES: To sanitize these emails, I changed the original recipeints to my email address brad@malware-traffic-analysis.net. Brad Duncan, the owner of the site, is very knowledgeable and always trying to share his knowledge. Import the file. On successful import, you'll have something like this Analysis Timeliness: This is very timeline, he tweeted this information the . Uncompress suricata.zip from description and move suircata.rules to ".\var\lib\suricata\rules" inside suricatarunner directory. Quick Malware Analysis: Hancitor and Cobalt Strike. Don't open or review the alerts file yet, because it gives away the answer. The answers contains associated IOCs for the infections that can be extracted from the pcaps. Brad Duncan at Malware Traffic Analysis. After 21 years doing classified intelligence work for the US military. TheAnalyst, @ffforward noted a new payload delivered on the "TR" botnet. In this article, I use NetworkMiner, Wireshark and Hybrid-Analysis to analyze several malicious emails and a PCAP file that captured network traffic belonging to a malware infection. Almost every post on this site has pcap files or malware samples (or both). Analysing a malware PCAP with IcedID and Cobalt Strike traffic. It all begins with an email with an attachment . Today's quick malware analysis is a Traffic Analysis Exercise pcap from 2021-02-08! The title of this class is: "Analyzing Windows malware traffic with Wireshark (Part 1)" and was taught by Brad Duncan. 2020-10-17 - MY PATREON MISTAKE Earlier this month, I received the monthly bill for my server hosting www.malware-traffic-analysis.net . Brad @malware_traffic 2019-03-19 - Traffic Analysis Exercise: LittleTigers - you get a #pcap of the infection traffic, a list of IDS alerts, and extracted #malware /artifacts from an infected Windows host. Brad Duncan at Malware Traffic Analysis also observed that this new loader was being delivered by the same "TR" infrastructure that historically delivered the Qakbot banking trojan.