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mp3towavdecoder_setup-63740464.exe

ProInstall Applications SRL

The application mp3towavdecoder_setup-63740464.exe by ProInstall Applications SRL 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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from www.proinstall-download.com.
Publisher:
ProInstall Applications SRL  (signed and verified)

MD5:
200b4280508aceace4bdd6e77a949754

SHA-1:
9388a5158a56355f18ca320a9c92b15b89ffc088

SHA-256:
37b51f12d0bfc88c94483b12e2c57fbd9c659a20beab23ba08761dfc1d97d5a2

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:
5/17/2024 11:40:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ProInstall (M)
16.7.22.23

File size:
74 KB (75,760 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\mp3towavdecoder_setup-63740464.exe

Digital Signature
Signed by:
ProInstall Applications SRL

Authority:
COMODO CA Limited

Valid from:
12/30/2014 3:00:00 AM

Valid to:
12/31/2015 2:59:59 AM

Subject:
CN=ProInstall Applications SRL, OU=iops, O=ProInstall Applications SRL, STREET="Bd Decebal 25-29, Et 10", STREET=Spatiul 9.1 Camera A, L=Bucuresti, S=Sector 3, PostalCode=030964, C=RO

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00FECC76E020238D75DD6868F2328F702F

File PE Metadata
Compilation timestamp:
2/24/2012 10:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
1536:fVdePelp2Xy+tuQOzOYE5aXPn8CwF8wxS7zrjEbTaFeix:YweqOYEUXPn8C0xS7zPE6Fv

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Entropy:
7.0362

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file mp3towavdecoder_setup-63740464.exe has been seen being distributed by the following URL.

http://www.proinstall-download.com/.../?appid=10060498

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