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mcaudrv_x64.sys

ManyCam

ManyCam LLC

This is part of the Visicom VMN web browser toolbar and extension that will modify the browser's default search provider, DNS, and home page functions. The file mcaudrv_x64.sys, “ManyCam Virtual Microphone” by ManyCam has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a Windows 64-bit kernel mode device driver named “ManyCam Virtual Microphone”.
Publisher:
Visicom Media Inc.  (signed by ManyCam LLC)

Product:
ManyCam

Description:
ManyCam Virtual Microphone

Version:
4.1.0.0

MD5:
88b3badfb02be4471655eaf88ddc7ebd

SHA-1:
6fd517e9a6c47cc575a964b7b5192b31b273a185

SHA-256:
f38d69b80a7670f85a9692a01d2d71a54bb413346c3523726e59d1282d349b83

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/25/2024 1:08:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Visicom
15.2.28.6

File size:
35.1 KB (35,992 bytes)

Product version:
4.1.0.0

Copyright:
(с) 2006-2015 Visicom Media Inc.

Original file name:
mcaudrv_x64.sys

File type:
Driver (Win64 SYS)

Common path:
C:\Windows\System32\drivers\mcaudrv_x64.sys

Digital Signature
Signed by:
ManyCam LLC

Authority:
VeriSign, Inc.

Valid from:
11/6/2012 4:00:00 AM

Valid to:
1/6/2015 3:59:59 AM

Subject:
CN=ManyCam LLC, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=ManyCam LLC, L=Austin, S=Texas, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
0290E3365D34DCFDF858AFFE04D77510

File PE Metadata
Compilation timestamp:
12/4/2013 11:12:31 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:FG+jDH/iAkDyhOWHRCSPOuuBYe3kVkyjJq:FG+jmDXAakVkyj8

Entry address:
0x9078

Entry point:
48, 83, EC, 28, 4C, 8B, C2, 4C, 8B, C9, E8, 95, FF, FF, FF, 49, 8B, D0, 49, 8B, C9, 48, 83, C4, 28, E9, 72, FF, FF, FF, CC, CC, D8, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, E6, 92, 00, 00, 00, 60, 00, 00, 68, 91, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, B0, 93, 00, 00, 90, 60, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, B0, 91, 00, 00, 00, 00, 00, 00, BE, 91, 00, 00, 00, 00, 00, 00, CC, 91, 00, 00, 00, 00, 00, 00, E4, 91, 00, 00, 00, 00, 00, 00...
 
[+]

Code size:
19.5 KB (19,968 bytes)

Driver
Display name:
ManyCam Virtual Microphone

Service name:
mcaudrv_simple

Type:
Kernel device driver (KernelDriver)


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