Lena_vn_28092020.rar 〈TESTED · 2026〉

: Requests to suspicious URLs for payload delivery or data exfiltration.

: Modified keys for persistence (e.g., HKCU\Software\Microsoft\Windows\CurrentVersion\Run ).

: Although this vulnerability was identified later (2023), newer variants of old filenames often repackage exploits to target users of unpatched WinRAR versions. 3. Technical Analysis Steps lena_vn_28092020.rar

To perform a complete write-up, an analyst would typically follow these phases: :

: Check if the malware attempts to write to C:\Users\[User]\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup . Network Activity : : Requests to suspicious URLs for payload delivery

Identify domains or IP addresses the malware tries to contact. 4. Indicators of Compromise (IoCs) Common indicators found in such reports include:

: The name suggests a document or payload related to a person or entity named "Lena," dated September 28, 2020, likely targeting a Vietnamese ( _vn ) audience. 2. Potential Vulnerabilities or .lnk ). Dynamic/Behavioral Analysis :

: List contents without extracting to identify suspicious file types (e.g., .exe , .scr , .vbs , or .lnk ). Dynamic/Behavioral Analysis :