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dvdshrink32setup_downloader-q0bb1bgut.exe

Site on Spot Limited

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 dvdshrink32setup_downloader-q0bb1bgut.exe by Site on Spot Limited 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 sub.whalba.info and multiple other hosts.
Publisher:
Site on Spot Limited  (signed and verified)

Version:
1.0.0.1

MD5:
1e5a5afa42a2cf59d113c8e696d52938

SHA-1:
cbe94c6ea933a5112ceb65726a472c85449ec207

SHA-256:
253225052f379e18cae60e784f4434d536d71dc716eeb8fefceb9c621644e643

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:
5/6/2024 3:36:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Somoto.SiteonSp.Bundler (M)
16.4.2.16

File size:
403.6 KB (413,256 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\dvdshrink32setup_downloader-q0bb1bgut.exe

Digital Signature
Signed by:
Site on Spot Limited

Authority:
thawte, Inc.

Valid from:
1/28/2015 12:00:00 AM

Valid to:
7/10/2015 12:59:59 AM

Subject:
CN=Site on Spot Limited, O=Site on Spot Limited, L=Tel Aviv, S=Israel, C=IL

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
477E336D7B42EDDDED42DABF6FAB572F

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):
6144:NA0m350GjXv+47tMOZ74HWyJBYffndtlq9MW+UylzsvKVcFMr3tYpbX4cNUb6sPs:NA0i50GTWSZlwKffdtlq9UHDOMjtYpeU

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:
7.8986  (probably packed)

Code size:
28.5 KB (29,184 bytes)

The file dvdshrink32setup_downloader-q0bb1bgut.exe has been seen being distributed by the following 3 URLs.

http://sub.whalba.info/N0u3asopf5dfc2c5b6b37f68b68d919db6bdf91420eul7JbQCdOYToyOntzOjI6InRzIjtpOjE0MzAwODQ4MDI7czoxOiJmIjtzOjcyOiIvaG9tZS93d3cvYXNzZXRzL2JldHRlcl9pbnN0YWxsZXIvaW5zdGFsbGVycy9jbGkvc2V0dXBfMTQzMDA4MjE0MjY2Mi5leGUiO30=

http://sub.whalba.info/N1Mlx63dW47213a37d2bb26770882c44f91b299130JoMkrJ2wIPYToyOntzOjI6InRzIjtpOjE0MzAwODM2MTg7czoxOiJmIjtzOjcyOiIvaG9tZS93d3cvYXNzZXRzL2JldHRlcl9pbnN0YWxsZXIvaW5zdGFsbGVycy9jbGkvc2V0dXBfMTQzMDA4MjE0MjY2Mi5leGUiO30=

http://sub.whalba.info/Q0bb1bgUt7adee80597d09c6d56f3657925bc3cf60Nc9g38UnDBYToyOntzOjI6InRzIjtpOjE0MzAwODI3NDk7czoxOiJmIjtzOjcyOiIvaG9tZS93d3cvYXNzZXRzL2JldHRlcl9pbnN0YWxsZXIvaW5zdGFsbGVycy9jbGkvc2V0dXBfMTQzMDA4MjE0MjY2Mi5leGUiO30=

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