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wavtomp3free_setup.exe

RSPARK LIMITED LIABILITY COMPANY

The application wavtomp3free_setup.exe by RSPARK LIMITED LIABILITY COMPANY 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 NSIS (Nullsoft Scriptable Install System) installer. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The file has been seen being downloaded from convertaudiofree.com.
Publisher:
RSPARK LIMITED LIABILITY COMPANY  (signed and verified)

MD5:
266dd7e718dbbedcd325ff8285d3734d

SHA-1:
b1e2894f811365dfc423c1f6cdfcededad7c7e95

SHA-256:
114870747a4483ea31dbf9506f4284b263f418089669c6660ba19a3e92873258

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Analysis date:
4/18/2024 1:46:45 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OutBrowse (M)
17.1.28.9

File size:
556.8 KB (570,128 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\wavtomp3free_setup.exe

Digital Signature
Signed by:
RSPARK LIMITED LIABILITY COMPANY

Authority:
GlobalSign nv-sa

Valid from:
8/20/2014 6:42:44 PM

Valid to:
8/21/2015 6:42:44 PM

Subject:
E=billing@rspark.com, CN=RSPARK LIMITED LIABILITY COMPANY, O=RSPARK LIMITED LIABILITY COMPANY, L=Seattle, S=Washington, C=US

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11214776E87F6F533491BA6962DED798AED3

File PE Metadata
Compilation timestamp:
12/6/2009 12:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9763

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file wavtomp3free_setup.exe has been seen being distributed by the following URL.

http://convertaudiofree.com/.../wavtomp3_setup.php

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