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viber 4.exe

Viber

Sevas-S LLC

The application viber 4.exe by Sevas-S has been detected as adware by 15 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 viber.downloadable.co.
Publisher:
Sevas-S LLC  (signed and verified)

Product:
Viber

Version:
1.0.0.0

MD5:
74f02b76c1ac80fb3f5942dd1470d6d8

SHA-1:
f384232de3e4d71a0de2c89c4d8e18f393f83b7e

SHA-256:
1bd8eaf91363718f9f5f08fea76f5106aa8b40e67ad9b1c96e54ad4db03f4352

Scanner detections:
15 / 68

Status:
Adware

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:
8/6/2025 11:10:37 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.OpenCandy
2014.09.15

Avira AntiVirus
APPL/Downloader.Gen
7.11.172.2

AVG
Generic
2015.0.3345

Baidu Antivirus
Adware.Win32.OpenCandy
4.0.3.14921

Dr.Web
Adware.Downware.8467
9.0.1.0264

ESET NOD32
Win32/JoyDownloader
8.10418

G Data
Win32.Adware.OpenCandy
14.9.24

IKARUS anti.virus
PUA.JoyDownloader
t3scan.1.7.8.0

K7 AntiVirus
Adware
13.183.13358

Malwarebytes
PUP.Optional.OpenCandy
v2014.09.21.10

McAfee
Artemis!74F02B76C1AC
5600.7001

Reason Heuristics
PUP.SevasS.H
14.9.21.10

Trend Micro House Call
Suspicious_GEN.F47V0906
7.2.264

VIPRE Antivirus
Sevas-S Installer
33132

File size:
493 KB (504,864 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\viber 4.exe

Digital Signature
Signed by:
Sevas-S LLC

Authority:
VeriSign, Inc.

Valid from:
2/23/2014 1:00:00 AM

Valid to:
3/26/2015 12:59:59 AM

Subject:
CN=Sevas-S LLC, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Sevas-S LLC, L=Kyiv, S=Kyivska oblast, C=UA

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
4B35AC223F4DB03D3B4C5368983A4B53

File PE Metadata
Compilation timestamp:
5/20/2013 1:53:11 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:mKcXy94g+o3Cu6IPXwovGRdkwdjbnnoCv4KxA:CCCHeF5XwovGBn74yA

Entry address:
0x333E

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, 30, A2, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, BC, 80, 40, 00, 55, FF, 15, AC, 82, 40, 00, 6A, 08, A3, 78, 4F, 43, 00, E8, A8, 2E, 00, 00, A3, C4, 4E, 43, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, F0, B1, 42, 00, FF, 15, 7C, 81, 40, 00, 68, 7C, A3, 40, 00, 68, C0, 3E, 43, 00, E8, 13, 2B, 00, 00, FF, 15, 34, 81, 40, 00, BB, 00, F0, 43, 00, 50, 53, E8, 01, 2B, 00, 00...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
24.5 KB (25,088 bytes)

The file viber 4.exe has been seen being distributed by the following URL.

http://viber.downloadable.co/get_file/wUiS4WnYccXGwj 8XPavWwllklY3NSrBQUqnIsfXq7Z uHf14WJxwclXdBP1Y/j2PXmuwVNKOSCGGOO1WOxj0bIjzsOXFQmR/SbwHk20snm1mbGVvNKbm2JBs5QiiBZIV3y1SWchhshw9Cr5USCTQrZOl4TzPHQNb7MgaEFRZ/.../uEiJxa05RoC2M8ioZWMKgJ3pSKs2lF4f7oLvj1v8fKE2nSqsEZoVrp75Fmvi6puRni0gb7JLQIQ6Mjwps i1W0M1nB3z3dtOAS7hAwr0o4jvig==

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