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keys.rar.exe

Ivan Kostin

This program bundles adware during the download and install process using the InstaleRex pay-per-install app monetizer. The application keys.rar.exe, “Installer for QuickSet” by Ivan Kostin has been detected as adware by 21 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The setup program uses Web-Pick's InstalleRex download manager and installer to bundle potentially unwanted ad-supported software which includes toolbars and browser extensions through a pay-per-install monetization scheme.
Publisher:
QuickSet  (signed by Ivan Kostin)

Product:
QuickSet

Description:
Installer for QuickSet

Version:
2013.12.23.1757

MD5:
b699e6306eeaa124ec46ad825075bee9

SHA-1:
0870c46b2da84f447f24dc54361b0ecb68706937

SHA-256:
0244a5150b97337cfb281ed6bcd0f38da293eafa2ab2e9048e2e9e26149a6097

Scanner detections:
21 / 68

Status:
Adware

Explanation:
Uses the InstalleRex from WebPick Internet Holdings to install bundled add-ons including toolbars and other web browser extensions.

Analysis date:
4/26/2024 8:08:29 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.TSULoader
2014.01.05

Avira AntiVirus
APPL/InstallRex.R
7.11.123.138

avast!
Win32:InstallMonstr-DE [PUP]
2014.9-140824

AVG
MalSign.Generic
2015.0.3372

Baidu Antivirus
HackTool.Win32.AdLoad
4.0.3.14824

Comodo Security
Application.Win32.InstalleRex.KG
17555

Dr.Web
Adware.Downware.1719
9.0.1.0236

ESET NOD32
Win32/InstalleRex
8.9252

Fortinet FortiGate
Riskware/InstalleRex
8/24/2014

G Data
Win32.Application.InstalleRex
14.8.22

IKARUS anti.virus
AdWare.InstallRex
t3scan.2.2.29

Kaspersky
not-a-virus:Downloader.Win32.AdLoad
14.0.0.3355

Malwarebytes
PUP.Optional.InstalleRex
v2014.08.24.10

McAfee
PUP-FFQ!B699E6306EEA
5600.7028

NANO AntiVirus
Riskware.Win32.Downware.cscodh
0.28.0.57029

Panda Antivirus
Adware/TSUploader
14.08.24.10

Reason Heuristics
Adware.WebPick.Installer.H
14.8.24.22

Rising Antivirus
PE:PUF.InstallRex!1.9E4C
23.00.65.14822

Sophos
InstallRex
4.96

Vba32 AntiVirus
Downware.TSU
3.12.24.3

VIPRE Antivirus
Installerex/WebPick
25104

File size:
313.1 KB (320,656 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2013 QuickSet

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Ivan Kostin

Authority:
COMODO CA Limited

Valid from:
8/24/2013 8:00:00 PM

Valid to:
8/25/2014 7:59:59 PM

Subject:
CN=Ivan Kostin, O=Ivan Kostin, STREET=Pobedy 33/1, L=Kyiv, S=Kyiv, PostalCode=03170, C=UA

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00EB11D24CE6DDBBF752FE4DC3D683D2BF

File PE Metadata
Compilation timestamp:
3/12/2013 4:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:6rkP9uEo2S1YnQmCX492DkwNP3qpYFpdteedaMtBxOWUevASojincBSJ:6rkFu6/eIo4mdt2M/lUevAzicu

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Entropy:
7.9603

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file keys.rar.exe has been seen being distributed by the following URL.

http://solutionnice.info/.../?&q=Keys.rar&product_name=Keys.rar&installer_file_name=Keys.rar&a=1&q=Keys.rar&external_id=1387926869839541913

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

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=9359032&publisher_id=359&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=28077096&external_id=0&session_id=56154192&hardware_id=65513224&installer_file_name=keys.rar

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