April_10-04-2022.7z

Both firms published blogs in early 2022 regarding the resurgence of . Unit 42 : Look for their research on Emotet's evolution .

đź“Ś : If you actually have this file, do not extract it on a host machine. It is almost certainly a live malware sample. APRIL_10-04-2022.7z

: Used "thread hijacking" (replying to old email chains). File Name : Followed the pattern [Month]_[Date]-[Year].7z . Lure : Contained a malicious .lnk or .vbs file inside. đź“ť Recommended Blog Coverage Both firms published blogs in early 2022 regarding

: It provides the exact infection chain, showing how the .7z file leads to a DLL execution via regsvr32.exe . 3. Trend Micro / Palo Alto Unit 42 It is almost certainly a live malware sample

: The password was usually provided in the email body, making the user feel "secure" while actually helping the malware bypass the gateway.

The most detailed technical breakdown of this specific file naming convention and campaign can be found on these cybersecurity blogs: 1. SANS Internet Storm Center (ISC)