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download.exe

Stas Kosmov

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions which inject ads in the browser. The application download.exe, “Installer for Supersoftware App” by Stas Kosmov has been detected as adware by 33 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:
Supersoftware App  (signed by Stas Kosmov)

Product:
Supersoftware App

Description:
Installer for Supersoftware App

Version:
2014.6.8.1539

MD5:
213de89f1d7ec3e4b3ba89065a80ff4d

SHA-1:
b336ce9c902e8f1fd5a62194a780acaaf709d6aa

SHA-256:
12d78fb74c4bdd461eda7b6392f65bfccbd897c51541d9570d29980849c42385

Scanner detections:
33 / 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 8:52:36 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.Generic.11363408
838

Agnitum Outpost
Trojan.AntiFW
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.06.15

Avira AntiVirus
TR/AntiFW.b.116
7.11.154.130

avast!
Win32:InstalleRex-BX [PUP]
141003-0

AVG
Generic
2015.0.3316

Bitdefender
Trojan.Generic.11363408
1.0.20.1460

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.4959

Clam AntiVirus
Win.Trojan.Antifw-3
0.98/19286

Comodo Security
Application.Win32.InstalleRex.KG
18513

Dr.Web
Trojan.WebPick.2627
9.0.1.05190

Emsisoft Anti-Malware
Trojan.Generic.11363408
8.14.10.19.09

ESET NOD32
Win32/InstalleRex.M potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/Generic.AC.4161048
10/19/2014

F-Prot
W32/Trojan2.OGRP
v6.4.6.5.141

F-Secure
Trojan.Generic.11363408
11.2014-19-10_1

G Data
Trojan.Generic.11363408
14.10.24

IKARUS anti.virus
PUA.Kosmov
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.180.12553

Kaspersky
Trojan.Win32.AntiFW
15.0.0.494

Malwarebytes
PUP.Optional.InstalleRex
v2014.10.19.09

McAfee
Program.PUP-FHQ
5600.6972

MicroWorld eScan
Trojan.Generic.11363408
15.0.0.876

NANO AntiVirus
Riskware.Win32.InfoLeak.cvgqot
0.28.0.60253

nProtect
Trojan/W32.StartPage.322560
14.06.11.01

Panda Antivirus
PUP/TSUploader
14.10.19.09

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
10.14.14.00

Reason Heuristics
Adware.WebPick.Installer.I
14.10.19.21

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downware.TSU
3.12.26.0

VIPRE Antivirus
Threat.4150696
29708

Zillya! Antivirus
Trojan.AntiFW.Win32.267
2.0.0.1825

File size:
315 KB (322,608 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 Supersoftware App

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

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

Digital Signature
Signed by:
Stas Kosmov

Authority:
COMODO CA Limited

Valid from:
9/24/2013 2:00:00 AM

Valid to:
9/25/2014 1:59:59 AM

Subject:
CN=Stas Kosmov, O=Stas Kosmov, STREET=Levitana 21, L=Kiev, S=Kiev, PostalCode=03083, C=UA

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

Serial number:
7A2834207C5588F506D3CF09661E12F2

File PE Metadata
Compilation timestamp:
3/12/2013 9:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:qrabUzkuvcBYC47l2x1V/GgGyjAj43W9jXdpcDfUEA1KtmEGv:qrDkuveY3SV/dK4gjrcV7tG

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...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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

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

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