323612_stp.exe

MP3 Support

The application 323612_stp.exe, “MP3Rocket-Win.exe” by MP3 Support has been detected as a potentially unwanted program by 7 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from www.allmusicdownloads.com and multiple other hosts.
Publisher:
MP3 Support  (signed and verified)

Description:
MP3Rocket-Win.exe

Version:
6.4.2

MD5:
b9427dd5d65a424b363b88d5f814486d

SHA-1:
c7341dea758fde8b3eb098190b2445ba1ccaa1f7

SHA-256:
be8b263989f0460f651595c821d4321d46876cbe29aad0882a9f358320784eb3

Scanner detections:
7 / 68

Status:
Potentially unwanted

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
11/19/2017 9:05:56 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
7.9190

Malwarebytes
PUP.Optional.Spigot.A
v2013.12.19.03

Reason Heuristics
PUP.MP3Support.K
14.3.2.12

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.14101

Trend Micro House Call
TROJ_GEN.F47V1114
7.2.3

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.24.3

VIPRE Antivirus
Opencandy
24910

File size:
15 MB (15,680,584 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\323612_stp.exe

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
6/27/2013 1:00:00 AM

Valid to:
7/12/2015 12:59:59 AM

Subject:
CN=MP3 Support, OU=SECURE APPLICATION DEVELOPMENT, O=MP3 Support, L=Oshawa, S=Ontario, C=CA

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
146C2E323177663B9DF87FFF1B9C31D8

File PE Metadata
Compilation timestamp:
12/5/2009 10:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
393216:AKz5+ZLalyCdrSrWTVK2EJz4pVZ6JzpTtZg8A:AK9+qyCErW5P0z4p6NTvQ

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file 323612_stp.exe has been seen being distributed by the following 14 URLs.

http://www.allmusicdownloads.com/.../mp3rocket.exe

http://www.safefiles.net/.../mp3rocket.exe

http://www.mp3musicfox.com/.../mp3rocket.exe

http://d5.mp3rocket.com/.../mp3rocket.exe

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