viber setup.exe

Zulu Soft SRL

This the Soft32 ad-supported download manager that bundles additional PUP offers. "During the download process we may show commercial offers, such as a toolbar or other browser add-ons. The download manager is in no way affiliated or endorsed by the author of this product." The application viber setup.exe by Zulu Soft SRL has been detected as adware by 6 anti-malware scanners. The program is a setup application that uses the Soft32 Download Manager installer. The file has been seen being downloaded from viber.soft32.com.
Publisher:
Zulu Soft SRL  (signed and verified)

MD5:
b1a4de9eaf5764b2005ffd1c044f4001

SHA-1:
2a3d116faf3292c3fed2c57fe87ad06cced5ff11

SHA-256:
fd4f68a504f3248c0c0d56816a66c272771fffa74dd13ddbb2352ef2e2a67110

Scanner detections:
6 / 68

Status:
Adware

Explanation:
The setup file is part of the Soft32.com download and install manager. It is an ad-supported installer and attempts to get the user to install various adware toolbars, browser add-ons, game applications or other potentially unwanted programs. If a sponsored software offer such as a toolbar is installed it might change the User’s home page, default search settings and 404 traffic. Note, the software installed by Soft32 is probably safe, just the installer is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/30/2024 8:54:13 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.2152
9.0.1.0103

ESET NOD32
MSIL/Soft32Downloader (variant)
8.9670

Malwarebytes
PUP.Optional.Soft32.A
v2014.04.13.04

NANO AntiVirus
Riskware.Nsis.Downloader.cvxhzw
0.28.0.59048

Reason Heuristics
PUP.Installer.ZuluSoftSRL.L
14.4.13.16

VIPRE Antivirus
Soft32Downloader
28214

File size:
523.2 KB (535,712 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Soft32 Download Manager (using Nullsoft Install System)

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

Digital Signature
Signed by:

Authority:
Symantec Corporation

Valid from:
6/3/2013 8:00:00 PM

Valid to:
6/17/2016 7:59:59 PM

Subject:
CN=Zulu Soft SRL, O=Zulu Soft SRL, L=Sibiu, S=Sibiu, C=RO, SERIALNUMBER=J32/987/2007, OID.2.5.4.15=Private Organization, OID.1.3.6.1.4.1.311.60.2.1.3=RO

Issuer:
CN=Symantec Class 3 Extended Validation Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
22D4D7E5042BE9C2999CB05C4CA2BB4F

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:fA0NYn+gch3CiVFH4YqdmiwpYJxEMHeFieFY3myU:IO3XVV5hY+QeieFqm

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:
7.9191

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

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