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sumatrapdfreader_downloader-2gh2roha.exe

SITE ON SPOT Ltd.

This is the Somoto BetterInstaller, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application sumatrapdfreader_downloader-2gh2roha.exe by SITE ON SPOT 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 www.adzzone.com.
Publisher:
SITE ON SPOT Ltd.  (signed and verified)

MD5:
76eb91936a234435d7977f8bf2ffa374

SHA-1:
0b4ab95745f33c2daa87daf1c9c1820bdb9e26cb

SHA-256:
95a28710d570bd03b5f20833844488e9c18835f247604dc8ea173591ebe391e3

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 '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:
4/20/2024 1:28:27 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Somoto.SITEONSP.Bundler (M)
16.5.29.22

File size:
229.9 KB (235,368 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\downloads\sumatrapdfreader_downloader-2gh2roha.exe

Digital Signature
Signed by:
SITE ON SPOT Ltd.

Authority:
Thawte, Inc.

Valid from:
6/28/2013 1:00:00 AM

Valid to:
6/29/2015 12:59:59 AM

Subject:
CN=SITE ON SPOT Ltd., O=SITE ON SPOT Ltd., L=Tel Aviv, S=NA, C=IL

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
3EE11B140A803DE260823157A875B8C5

File PE Metadata
Compilation timestamp:
12/17/2010 9:14:15 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
6144:GJ380oIGMY0ZqRwNXhoLdegowMqIMd/B+c3dygAPa:GF80oIG7Twpho5eEMqIMhNwy

Entry address:
0x380C

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 87, 4D, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, 2A, 4A, 00, 00, 6A, 00, E8, 9B, 4D, 00, 00, 6A, 08, A3, 28, F9, 42, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, D8, F9, 42, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, 4C, A2, 40, 00, E8, E0, 4C, 00, 00, 83, EC, 0C, 68, 4D, A2, 40, 00, 68, 08, FA, 42, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, E6, 49, 00, 00, 52, 52, 50, 68, 00, 80, 43, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, 29, 49, 00, 00, 83...
 
[+]

Entropy:
7.7617  (probably packed)

Code size:
30 KB (30,720 bytes)

The file sumatrapdfreader_downloader-2gh2roha.exe has been seen being distributed by the following URL.

http://www.adzzone.com/click.php?a=356&x=TVRNNU9URTJOVGcxTnkwNE1pNHpNaTR4T0RVdU16VT0=&z=26&c=1&adurl=57723010&pl=1141&plurl=16367937

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