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download.exe

Vasiliy Ryabchenko

The application download.exe, “Installer for StarApp” by Vasiliy Ryabchenko has been detected as adware by 28 anti-malware scanners. The program is a setup application that uses the Tarma Installer 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:
StarApp  (signed by Vasiliy Ryabchenko)

Product:
StarApp

Description:
Installer for StarApp

Version:
2013.8.14.1907

MD5:
fac6e96044783823453b0fa3434d42a3

SHA-1:
33c1a973375bf77bd87481066efad5632a15217f

SHA-256:
cf1d8cefbe2e18b5ad7183c4eecf93185cac534ec96bfede7609f7720aa73fb9

Scanner detections:
28 / 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:
11/15/2024 11:50:08 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Agnitum Outpost
Adware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.09.02

Avira AntiVirus
ADWARE/InstallRex.Gen
7.11.170.136

avast!
Win32:InstalleRex-AX [PUP]
140813-1

AVG
Generic
2015.0.3364

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.4959

Clam AntiVirus
Win.Adware.Agent-6953
0.98/19318

Comodo Security
Application.Win32.Agent.W
19393

Dr.Web
Adware.Downware.1166
9.0.1.05190

ESET NOD32
Win32/InstalleRex.J potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
9/2/2014

F-Prot
W32/InstallRex.B
4.6.5.141

G Data
Win32.Application.InstalleRex
14.9.24

IKARUS anti.virus
PUA.InstallRex
t3scan.1.7.5.0

Kaspersky
not-a-virus:AdWare.Win32.Agent
15.0.0.494

Malwarebytes
PUP.Optional.Installex
v2014.09.02.09

McAfee
PUP-FHQ
5600.7020

NANO AntiVirus
Riskware.Win32.Agent.crfilc
0.28.2.61942

Panda Antivirus
PUP/TSUploader
14.09.02.09

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.B5
9.14.14.00

Reason Heuristics
Adware.WebPick.Installer.I
14.9.2.9

Rising Antivirus
PE:Malware.Agent!6.52A
23.00.65.14831

Sophos
MultiPlug
4.98

SUPERAntiSpyware
PUP.InstallRex/Variant
10384

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4753027
32210

Zillya! Antivirus
Adware.Agent.Win32.8845
2.0.0.1908

File size:
294.2 KB (301,304 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2012 StarApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
Tarma Installer

Language:
Language Neutral

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

Digital Signature
Signed by:
Vasiliy Ryabchenko

Authority:
COMODO CA Limited

Valid from:
7/24/2013 3:00:00 AM

Valid to:
7/25/2014 2:59:59 AM

Subject:
CN=Vasiliy Ryabchenko, O=Vasiliy Ryabchenko, STREET="Panfilova, 21", L=Donets'k, S=Donets'ka, PostalCode=83087, C=UA

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

Serial number:
008778565408D25485A41EFE343A779833

File PE Metadata
Compilation timestamp:
3/12/2013 10:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:SrkW6Y0JQBkQRl7174NpNUM+UHs+2Y+xk+ZYFJcC23ziLaZzYU3mkM:SrkW63yRl1uqM+gs+2dmJOxmLaKU2V

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:
7.9587

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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