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sumatrapdfsetup-3hkro8b.exe

Somoto Ltd.

Somoto uses a monetization platform known as the 'Better Installer' to provide the ability of 3rd party developers to bundle various adware packages through an affiliate pay-per-install program. The application sumatrapdfsetup-3hkro8b.exe, “Powered by BetterInstaller” by Somoto has been detected as adware by 27 anti-malware scanners. The program is a setup application that uses the Somoto BetterInstaller installer. Includes the Somoto BetterInstaller, an adware installer that will bundle offers for additional third party applications, mostly adware toolbars, with legitimate softare and may be installed without adequate user consent.
Publisher:
Somoto Ltd.  (signed and verified)

Description:
Powered by BetterInstaller

Version:
2.1.0.0

MD5:
692551c0b345b22c72798fae2e394e34

SHA-1:
3bf04012c577fdb2ea3df1100e840f6c4ec242fe

SHA-256:
0274cd12f3b0440fe97b807a3c930ae6514aee0d2824aa946c8084cd56afcf8d

Scanner detections:
27 / 68

Status:
Adware

Explanation:
Uses the Somoto 'BetterInstaller' to bundle additional (unwanted) software during install without adequate consent.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/19/2024 1:45:38 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.Somoto
7.1.1

Avira AntiVirus
APPL/Somoto.itb.60
7.11.131.238

avast!
Win32:Somoto-F [PUP]
2014.9-140501

AVG
AdInstaller.Somoto
2015.0.3488

Clam AntiVirus
Adware.Somoto-1
0.98/18355

Comodo Security
Application.Win32.Somoto.A
17791

Dr.Web
Adware.Somoto.17
9.0.1.0121

ESET NOD32
Win32/Somoto
8.9429

Fortinet FortiGate
W32/Somoto.A
5/1/2014

F-Prot
W32/SomotoBetterInstaller.A
v6.4.7.1.166

G Data
Win32.Application.Somoto
14.5.24

K7 AntiVirus
Unwanted-Program
13.175.11177

Kaspersky
not-a-virus:Downloader.NSIS.Agent
14.0.0.3933

Malwarebytes
PUP.Optional.Somoto
v2014.05.01.11

NANO AntiVirus
Trojan.Win32.Agent.cruvhh
0.28.0.57630

Panda Antivirus
PUP/MultiToolbar.A
14.05.01.11

Reason Heuristics
PUP.BetterInstaller.Somoto.X
14.8.7.17

Sophos
Somoto BetterInstaller
4.97

SUPERAntiSpyware
Adware.Somoto/Variant
10632

Trend Micro House Call
TROJ_GEN.R0CBC0UB214
7.2.121

Trend Micro
TROJ_GEN.R0CBC0UB214
10.465.01

Vba32 AntiVirus
Downloader.Agent
3.12.24.3

VIPRE Antivirus
BetterInstaller
26504

XVirus List
Win32.Detected
2.8.7

File size:
163.6 KB (167,536 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\downloads\sumatrapdfsetup-3hkro8b.exe

Digital Signature
Signed by:
Somoto Ltd.

Authority:
COMODO CA Limited

Valid from:
9/20/2011 1:00:00 AM

Valid to:
9/20/2014 12:59:59 AM

Subject:
CN=Somoto Ltd., O=Somoto Ltd., STREET=PO Box 58096, L=Tel Aviv, S=--, PostalCode=61580, C=IL

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

Serial number:
00841D099D16B738F34172FEEFE1D2574F

File PE Metadata
Compilation timestamp:
12/17/2010 9:14:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
3072:+22ihA0m3BJf0AA/9ncyDDnndRjgVcyAv1v/gdVS++n5OCR:xA0m3T0AShjfndRB9/YQXHR

Entry address:
0x39AC

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 97, 46, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, 42, 43, 00, 00, 6A, 00, E8, AB, 46, 00, 00, 6A, 08, A3, 88, 4C, 42, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, 38, 4D, 42, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, A4, A2, 40, 00, E8, F0, 45, 00, 00, 83, EC, 0C, 68, A5, A2, 40, 00, 68, 68, 4D, 42, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, FE, 42, 00, 00, 52, 52, 50, 68, 00, D0, 42, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, 39, 42, 00, 00, 83...
 
[+]

Code size:
28.5 KB (29,184 bytes)

The file sumatrapdfsetup-3hkro8b.exe has been seen being distributed by the following 7 URLs.

http://download.softiglu.com/nlp/a/yesadvertising/.../dl?p1=1&p3=4-8991-8688-150000000626543079-1393327602-1366312128-1368904128&datetime=20130418_1908&utm_source=yesadvertising&utm_medium=affiliate&utm_campaign=1&translate=en&tracking_percent=22&timestamp=1366312128&__cookie=__utma=1.422701336.1366312121.1366312121.1366312121.1; __utmb=1.2.10.1366312121; __utmc=1; __utmz=1.1366312121.1.1.utmcsr=yesadvertising|utmccn=1|utmcmd=affiliate|utmcct=pdfreader

http://download.softiglu.com/nlp/a/yesadvertising/.../dl?p1=1&p3=4-8991-8688-180000000934065208-704351232-1373737080-1376329080&datetime=20130713_1738&utm_source=yesadvertising&utm_medium=affiliate&utm_campaign=1&translate=en&tracking_percent=13.45&timestamp=1373737081&__cookie=__utma=1.475276826.1366205503.1373737032.1373737081.4; __utmb=1.2.10.1373737081; __utmc=1; __utmz=1.1373737081.4.4.utmcsr=yesadvertising|utmccn=1|utmcmd=affiliate|utmcct=pdfreader

http://static.bicdn.com/installers/7/5/.../SumatraPDFSetup-dZBJ79F.exe

http://static.bicdn.com/installers/7/5/.../SumatraPDFSetup-aEQS4Af.exe

http://download.softiglu.com/nlp/a/yesadvertising/.../dl?p1=1&p3=4-8991-8688-150000000592942705-2033585410-1365763489-1368355489&datetime=20130412_1044&utm_source=yesadvertising&utm_medium=affiliate&utm_campaign=1&translate=en&tracking_percent=17.27&timestamp=1365763489&__cookie=__utma=1.452860261.1365763399.1365763440.1365763489.5; __utmb=1.2.10.1365763489; __utmc=1; __utmz=1.1365763489.5.5.utmcsr=yesadvertising|utmccn=1|utmcmd=affiliate|utmcct=pdfreader

http://download.softiglu.com/nlp/a/yesadvertising/.../dl?p1=1&p3=4-8991-8688-160000000593889827-2033585410-1365763817-1368355817&datetime=20130412_1050&utm_source=yesadvertising&utm_medium=affiliate&utm_campaign=1&translate=en&tracking_percent=17.27&timestamp=1365763818&__cookie=__utma=1.452860261.1365763399.1365763712.1365763818.8; __utmb=1.2.10.1365763818; __utmc=1; __utmz=1.1365763818.8.8.utmcsr=yesadvertising|utmccn=1|utmcmd=affiliate|utmcct=pdfreader

http://www.softigloo.com/.../SumatraPDFSetup-3hKrO8B.exe

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