counter-strike.exe

Counter Strike

Sevas-S LLC

The application counter-strike.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 pt.joydownload.com and multiple other hosts.
Publisher:
Sevas-S LLC  (signed and verified)

Product:
Counter Strike

Version:
1.0.0.0

MD5:
f3f466d62ac3c0f67528822568948449

SHA-1:
27774e485f1f281f2d2d6a746959b08547626fed

SHA-256:
55b92932a0befa3fbcba99a4bdc6f7eaf31d7657ff5411d758a9a8c48767a239

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:
9/19/2018 9:56:09 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Downloader
2015.0.3499

Dr.Web
Adware.Downware.1446
9.0.1.0109

ESET NOD32
Win32/JoyDownloader
8.9624

herdProtect (fuzzy)
2014.7.18.14

Malwarebytes
PUP.Optional.OpenCandy
v2014.04.19.07

McAfee
Artemis!EE33A3A442F8
5600.7065

McAfee Web Gateway
Artemis!EE33A3A442F8
7.7065

Reason Heuristics
PUP.SevasS.O
14.8.7.20

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.14417

Trend Micro House Call
TROJ_GEN.R0CBH06BS14
7.2.199

VIPRE Antivirus
Sevas-S Installer
27940

XVirus List
Win32.Detected
2.4.10

File size:
475.4 KB (486,824 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
1/23/2013 3:00:00 AM

Valid to:
2/23/2014 2:59:59 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:
527471E53862E2F90AB45ED4ACB8F4C2

File PE Metadata
Compilation timestamp:
5/20/2013 2:52:54 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:jaCbcdPLvFhjs17FEUDTTup+Ts9PJYz5jtNcB+/TRfY3:NbclFhm7FjDHuzJYz5jtXTBY3

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:
7.8551

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file counter-strike.exe has been seen being distributed by the following 15 URLs.

http://pt.joydownload.com/wi/25a43a843c9f0c506465f18b800692dd/.../3/.../1/Counter-Strike.exe

http://es.joydownload.com/wi/c225766c4fdbe870658b54002d864f3a/.../3/.../1/Counter-Strike.exe

http://www.joydownload.com/wi/0f66ab4db1039e4c39e88ffaea8c6421/.../3/.../1/Counter-Strike.exe

http://www.joydownload.com/wi/286b7a929f14cb1c76e260f75ed63d7e/.../3/.../1/Counter-Strike.exe

http://pt.joydownload.com/wi/e29dc65e38b177d6ce2f5a06d35fc88f/.../3/.../1/Counter-Strike.exe

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to ec2-23-21-66-175.compute-1.amazonaws.com  (23.21.66.175:80)

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