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vistastartmenu.exe

Dennis Nazarenko

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application vistastartmenu.exe by Dennis Nazarenko has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the WebPick InstalleRex installer. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Dennis Nazarenko  (signed and verified)

MD5:
a1c9cf139a464c7f9734c1fd05bb31d1

SHA-1:
a8d24549fab918a991bc980e314c180f2aadbb5e

SHA-256:
fa0b54bf4d04f38420966d932eabd60c119554521632a56ba6e2f56d5bef5dff

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.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/19/2024 8:31:59 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.DennisNazarenko.O
14.11.14.7

File size:
1.2 MB (1,236,256 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex (using Nullsoft Install System)

Common path:
C:\Program Files\microvistacd\vista start menu\vistastartmenu.exe

Digital Signature
Signed by:
Dennis Nazarenko

Authority:
The USERTRUST Network

Valid from:
11/2/2007 1:00:00 AM

Valid to:
11/2/2008 12:59:59 AM

Subject:
CN=Dennis Nazarenko, O=Dennis Nazarenko, POBox=15A, STREET=Jovtneva 7A, L=Vishneve, S=Kievskaya, PostalCode=08132, C=UA

Issuer:
CN=UTN-USERFirst-Object, OU=http://www.usertrust.com, O=The USERTRUST Network, L=Salt Lake City, S=UT, C=US

Serial number:
00DBE65D78CE895A82ADCC70F584A6A0BB

File PE Metadata
Compilation timestamp:
5/5/2007 2:23:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:gQysXrv7tol3cI5u0Mo4gvAfiEEUg56Xmg0yvJmwRToFNADE78bi:R7buGI5us4gvKfgDyvQwRTosDbi

Entry address:
0x3190

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 53, FF, 15, 78, 72, 40, 00, A3, B4, EC, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 90, 42, 00, FF, 15, 54, 71, 40, 00, 68, C8, 91, 40, 00, 68, 00, E4, 42, 00, E8, 82, 27, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 70, 27, 00, 00, 53, FF, 15, 08, 71, 40, 00, 80, 3D, 00, 40, 43, 00, 22, A3, 00, EC, 42, 00, 8B, C7, 75, 0A...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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