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dx11.exe

DirectX

Sevas-S LLC

The application dx11.exe by Sevas-S has been detected as adware by 12 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 pl.joydownload.com and multiple other hosts.
Publisher:
Sevas-S LLC  (signed and verified)

Product:
DirectX

Version:
1.0.0.0

MD5:
4729db74e89d477ea1d04183b11f0d78

SHA-1:
855e45d21a8ed109bc48411209e9bbf3b554748f

SHA-256:
84654288723d29b8ab6299148103c45c5b4546f4c9b97cd6401b84d5b8577ea5

Scanner detections:
12 / 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:
11/25/2024 8:57:14 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.OpenCandy
7.1.1

AVG
Downloader
2015.0.3503

Dr.Web
Adware.Downware.1446
9.0.1.0106

ESET NOD32
Win32/JoyDownloader
8.9677

K7 AntiVirus
Unwanted-Program
13.176.11755

Malwarebytes
PUP.Optional.OpenCandy
v2014.04.16.12

McAfee
Artemis!4729DB74E89D
5600.7159

Reason Heuristics
PUP.SevasS.E
14.8.7.20

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.14414

Sophos
Generic PUA IF
4.98

Trend Micro House Call
TROJ_GEN.F47V0401
7.2.106

VIPRE Antivirus
Sevas-S Installer
28244

File size:
475.4 KB (486,840 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\dx11.exe

Digital Signature
Signed by:
Sevas-S LLC

Authority:
VeriSign, Inc.

Valid from:
2/22/2014 4:00:00 PM

Valid to:
3/25/2015 4:59:59 PM

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:
5/19/2013 4:52:54 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:iaChbwbvFhjs17FEUDTTup+Ts9PJYz5jtNcB+/TRfYg:EOrFhm7FjDHuzJYz5jtXTBYg

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:
7.8460

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file dx11.exe has been seen being distributed by the following 3 URLs.

http://pl.joydownload.com/wi/6H7g76B6VFD6HlCR2JSETw/1396428808/1/3/1/.../dx11.exe

http://pl.joydownload.com/wi/RTa8l6GPBv6qYw9iOmxdDA/1396684429/1/3/1/.../dx11.exe

http://es.joydownload.com/wi/uiAegKhZtXVV721b7dWWDA/1397367693/1/3/1/.../dx11.exe

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