Anomali Cyber Watch: URI Fragmentation Used to Stealthily Defraud Holiday Shoppers, Lazarus and BillBug Stick to Their Custom Backdoors, Z-Team Turned Ransomware into Wiper, and More

The various threat intelligence stories in this iteration of the Anomali Cyber Watch discuss the following topics: APT, Cyberespionage, Phishing, Ransomware, Signed malware, and Wipers. The IOCs related to these stories are attached to Anomali Cyber Watch and can be used to check your logs for potential malicious activity.

Figure 1 - IOC Summary Charts. These charts summarize the IOCs attached to this magazine and provide a glimpse of the threats discussed.

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DEV-0569 Finds New Ways to Deliver Royal Ransomware, Various Payloads

(published: November 17, 2022)

From August to October, 2022, Microsoft researchers detected new campaigns by a threat group dubbed DEV-0569. For delivery, the group alternated between delivering malicious links by abusing Google Ads for malvertising and by using contact forms on targeted organizations’ public websites. Fake installer files were hosted on typosquatted domains or legitimate repositories (GitHub, OneDrive). First stage was user-downloaded, signed MSI or VHD file (BatLoader malware), leading to second stage payloads such as BumbleBee, Gozi, Royal Ransomware, or Vidar Stealer.Analyst Comment: DEV-0569 is a dangerous group for its abuse of legitimate services and legitimate certificates. Organizations should consider educating and limiting their users regarding software installation options. Links from alternative incoming messaging such as from contact forms should be treated as thorough as links from incoming email traffic.MITRE ATT&CK: [MITRE ATT&CK] Phishing - T1566 | [MITRE ATT&CK] User Execution - T1204 | [MITRE AT ..

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