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yahoo-messenger-11.5.0.228.exe

Yahoo! Messenger

Sevas-S LLC

The application yahoo-messenger-11.5.0.228.exe by Sevas-S has been detected as adware by 13 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from www.joydownload.com and multiple other hosts.
Publisher:
Sevas-S LLC  (signed and verified)

Product:
Yahoo! Messenger

Version:
1.0.0.0

MD5:
a8fb69cf527df4a731333c06129faf3a

SHA-1:
37aa7da80bfc21768daf23dedc6f1f790263d66f

SHA-256:
997b3fe9bf4ff7518341c642545e64872a3dcc447a4ffcb03c0db2505489e61e

Scanner detections:
13 / 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:
4/16/2024 8:20:20 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.OpenCandy
7.1.1

AVG
Downloader
2015.0.3489

Dr.Web
Adware.Downware.1446
9.0.1.0120

ESET NOD32
Win32/JoyDownloader
8.9734

K7 AntiVirus
Unwanted-Program
13.176.11907

Malwarebytes
PUP.Optional.OpenCandy
v2014.04.30.12

McAfee
Artemis!A8FB69CF527D
5600.7145

Reason Heuristics
PUP.SevasS.X
14.8.7.20

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.14428

Sophos
Generic PUA DH
4.98

Trend Micro House Call
TROJ_GEN.F47V0416
7.2.120

Vba32 AntiVirus
AdWare.OpenCandy
3.12.26.0

VIPRE Antivirus
Sevas-S Installer
28674

File size:
475.4 KB (486,856 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\yahoo-messenger-11.5.0.228.exe

Digital Signature
Signed by:
Sevas-S LLC

Authority:
VeriSign, Inc.

Valid from:
2/23/2014 7:00:00 AM

Valid to:
3/26/2015 6:59:59 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 6:52:54 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:+aCwWZGOSvFhjs17FEUDTTup+Ts9PJYz5jtNcB+/TRfYl:QwWZGOmFhm7FjDHuzJYz5jtXTBYl

Entry address:
0x31B1

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, 92, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, 34, 71, 40, 00, 55, FF, 15, AC, 72, 40, 00, 6A, 08, A3, 58, 92, 42, 00, E8, 90, 2E, 00, 00, A3, A4, 91, 42, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, 58, 06, 42, 00, FF, 15, 7C, 71, 40, 00, 68, C0, 92, 40, 00, 68, A0, 81, 42, 00, E8, FB, 2A, 00, 00, FF, 15, 38, 71, 40, 00, BB, 00, 40, 43, 00, 50, 53, E8, E9, 2A, 00, 00...
 
[+]

Entropy:
7.9050

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file yahoo-messenger-11.5.0.228.exe has been seen being distributed by the following 4 URLs.

http://www.joydownload.com/wi/PYynftbJhyEqjME51twiaw/1399877937/1/3/1/.../yahoo-messenger-11.5.0.228.exe

http://www.joydownload.com/wi/fmwxDF2tOfVTCfW3yCxboQ/1399312503/1/3/1/.../yahoo-messenger-11.5.0.228.exe

http://www.joydownload.com/wi/Hk9SuYvDoTkggDfbKB221Q/1398093220/1/3/1/.../yahoo-messenger-11.5.0.228.exe

http://www.joydownload.com/wi/aC92pOtgwwdE2c95JO3EmA/1398720574/1/3/1/.../yahoo-messenger-11.5.0.228.exe

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