Backdoor.Win32.Wollf.15 Missing Authentication

Backdoor.Win32.Wollf.15 malware suffers from a missing authentication vulnerability.

MD5 | e755cdd9895ac1b0993edf9aa2d047c4

Discovery / credits: Malvuln - (c) 2021
Original source:
Contact: [email protected]

Threat: Backdoor.Win32.Wollf.15
Vulnerability: Missing Authentication
Description: Wollf backdoor creates a service named "wrm" and opens TCP port 7614, there is no authentication allowing anyone to take over the infected system.
Type: PE32
MD5: ffa917e74406b8b77252be2c4f71f6d3
Vuln ID: MVID-2021-0079
Dropped files: wrm.exe
Disclosure: 02/07/2021

TELNET x.x.x.x 7614

"Wollf Remote Manager" v1.5
Code by wollf,


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