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download.exe

Eli Dahan

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application download.exe, “Installer for SummerSoft” by Eli Dahan has been detected as adware by 32 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:
SummerSoft  (signed by Eli Dahan)

Product:
SummerSoft

Description:
Installer for SummerSoft

Version:
2013.8.25.1639

MD5:
5a93036cc1645415c73d7365e5a695cc

SHA-1:
712065f649edc11716556e341cd5c5f869200b39

SHA-256:
06eb97bd0569c3becbebf0b81dce6ab45983a9f0df8f65153bd81e7d40d703be

Scanner detections:
32 / 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:
4/24/2024 3:43:19 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.Adware
7.1.1

AhnLab V3 Security
Adware/Win32.Downloader
2014.09.20

Avira AntiVirus
Adware/Agent.300808
7.11.173.108

avast!
Win32:InstalleRex-Y [PUP]
2014.9-160109

AVG
Adware Skodna.Generic
2017.0.2869

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.4959

Clam AntiVirus
Win.Adware.577708
0.98/19855

Comodo Security
Application.Win32.InstalleRex.KG
19557

Dr.Web
Adware.Downware.1442
9.0.1.09

ESET NOD32
Win32/InstalleRex.K potentially unwanted application
10.7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
1/9/2016

F-Prot
W32/InstallRex.B
v6.4.6.5.141

G Data
Win32.Application.InstalleRex
16.1.24

IKARUS anti.virus
PUA.InstallRex
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.183.13432

Kaspersky
not-a-virus:HEUR:Downloader.Win32.AdLoad
14.0.0.842

Malwarebytes
PUP.Optional.Installrex
v2016.01.09.01

McAfee
PUP-FHQ
5600.6525

NANO AntiVirus
Riskware.Win32.Downware.crfmio
0.28.2.62151

nProtect
Trojan/W32.StartPage.305760
14.11.28.01

Panda Antivirus
PUP/TSUploader
16.01.09.01

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.B5
1.16.14.00

Reason Heuristics
Adware.WebPick.Installer (M)
16.1.9.13

Rising Antivirus
PE:Malware.Adload!6.45F
23.00.65.16107

Sophos
PUA 'InstallRex'
59

SUPERAntiSpyware
Adware.InstalleRex/Variant
9396

Trend Micro House Call
TROJ_GEN.R0CBC0OLR13
7.2.9

Trend Micro
TROJ_GEN.R0CBC0OLR13
10.465.09

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4753027
32938

Zillya! Antivirus
Downloader.Adload.Win32.16801
2.0.0.1927

File size:
292.7 KB (299,760 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2012 SummerSoft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Eli Dahan

Authority:
COMODO CA Limited

Valid from:
6/10/2013 9:00:00 AM

Valid to:
6/11/2014 8:59:59 AM

Subject:
CN=Eli Dahan, O=Eli Dahan, STREET=Halapid 3, L=Ramat Gan, S=Center, PostalCode=52573, C=IL

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

Serial number:
00864002C7281B93C1609931176B93A6AE

File PE Metadata
Compilation timestamp:
3/12/2013 5:51:45 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:Orkw9uEo2S1YnQmCX492DkwNP3qpYFr5KQ4N93PXwb5fsDM6+tUCDzHd:Orkou6/eIo4gK93PUVGNkUCDz9

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:
7.9583

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 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=44587358&publisher_id=458&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=133762074&external_id=0&session_id=267524148&hardware_id=312111506&installer_file_name=download

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