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stun_gun.exe

4shared Desktop Setup

New IT Limited

This is a bundle installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application stun_gun.exe by New IT Limited has been detected as adware by 8 anti-malware scanners. The program is a setup application that uses the New IT Desktop Setup installer. This version of the installer will bundle the Ask.com Toolbar, a potentially unwanted web browser extension. The file has been seen being downloaded from rt4.getdownload.net.
Publisher:
New IT Solutions  (signed by New IT Limited)

Product:
4shared Desktop Setup

Version:
4.0.3.1

MD5:
b8d97c692b2a33b160d48f10dfd0fcff

SHA-1:
207315f17bc3813ab807b4157bd94c81e58f6487

SHA-256:
b16066daa9c346dc14f26f9bc66025c37ac6cb4dfdfb9026241c1d82950913f5

Scanner detections:
8 / 68

Status:
Adware

Explanation:
Bundles that Ask.com toolbar as a third-party offer, a web browser extension that may modify a user's search and home pages.

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 8:18:29 PM UTC  (today)

Scan engine
Detection
Engine version

Bkav FE
W32.Clod979.Trojan
1.3.0.4613

Dr.Web
Adware.Downware.1417
9.0.1.047

ESET NOD32
Win32/Bundled.Toolbar.Ask (variant)
8.9190

Malwarebytes
PUP.Optional.4Shared
v2014.02.16.09

McAfee
Artemis!A8563F17A5F3
5600.7218

Reason Heuristics
PUP.Optional.Installer.NewITLimited.I
14.2.16.9

Rising Antivirus
PE:PUF.4Shared!1.9C25
23.00.65.14214

Trend Micro House Call
TROJ_GEN.F47V0831
7.2.47

File size:
5.5 MB (5,770,848 bytes)

Copyright:
New IT Solutions

File type:
Executable application (Win32 EXE)

Bundler/Installer:
New IT Desktop Setup

Language:
Language Neutral

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

Digital Signature
Signed by:
New IT Limited

Authority:
GoDaddy.com, Inc.

Valid from:
11/16/2012 9:16:05 AM

Valid to:
11/16/2013 7:30:34 AM

Subject:
CN=New IT Limited, O=New IT Limited, L=Nicosia, S=Nicosia, C=CY

Issuer:
SERIALNUMBER=07969287, CN=Go Daddy Secure Certification Authority, OU=http://certificates.godaddy.com/repository, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
2B2A165690BBAA

File PE Metadata
Compilation timestamp:
4/10/2010 5:19:31 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
98304:sWO7Z+ByxlOyexgcs6ArgkStxQM7osPuI+sPtumURA8oGNoD8MyeDFtGi5PHgS4A:st78By/OyexgT1l+P7jPz+dtHoKc/GMH

Entry address:
0x354B

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, 84, 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, B0, 82, 40, 00, 6A, 08, A3, 98, 06, 47, 00, E8, 67, 27, 00, 00, 55, 68, B4, 02, 00, 00, A3, B0, 05, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 86, 40, 00, FF, 15, 80, 81, 40, 00, 68, 04, 86, 40, 00, 68, A0, 85, 46, 00, E8, 35, 26, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 10, 4C, 00, 57, E8, 23, 26, 00, 00...
 
[+]

Entropy:
7.9938  (probably packed)

Code size:
25 KB (25,600 bytes)

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

http://rt4.getdownload.net/downloadhelper/named/desktop_4031/j0rDBTfw/.../stun_gun.exe

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