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sumatrapdfsetup.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.exe, “Powered by BetterInstaller” by Somoto has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Somoto BetterInstaller installer. The file has been seen being downloaded from dur34efymch15.cloudfront.net.
Publisher:
Somoto Ltd.  (signed and verified)

Description:
Powered by BetterInstaller

Version:
2.0.0.0

MD5:
497d0693463df326b0e6224c4568894b

SHA-1:
8a7c53b784b77a29dbbf6a5f6e8eed847580e363

SHA-256:
957b2aa7e5bc3babad37d7f656603826b8a3a9b16b6d2fe80dd0e13f53638624

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/16/2024 3:39:47 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Somoto.Bundler (M)
16.3.5.22

File size:
158.7 KB (162,512 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Language:
Language Neutral

Digital Signature
Signed by:
Somoto Ltd.

Authority:
COMODO CA Limited

Valid from:
9/19/2011 5:00:00 PM

Valid to:
9/19/2014 4:59:59 PM

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 1:14:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
3072:R22ihA0m3BJf0v6GP8IMj0rN3V76NWUWhv8JyBXfE5nYbEV:yA0m3T0v6w8bjSpV76NaBSyN0

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...
 
[+]

Entropy:
7.5859

Code size:
28.5 KB (29,184 bytes)

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

https://dur34efymch15.cloudfront.net/installers/e/b/ch/.../SumatraPDFSetup.exe

Remove sumatrapdfsetup.exe - Powered by Reason Core Security
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