setup_ad.exe

VisualBee

Visual Software Systems LTD

The application setup_ad.exe by Visual Software Systems has been detected as a potentially unwanted program by 10 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The installer uses the Solimba download manager to push adware offers during the download and setup process. Bundled adware includes search and shopping web browser toolbars. The file has been seen being downloaded from www.media970.com and multiple other hosts.
Publisher:
Visual Software Systems LTD  (signed and verified)

Product:
VisualBee

Version:
V24.20.1

MD5:
a04f2d3535d581f0ab5cd72d36e6567c

SHA-1:
0558bbe8ed8a94d9ca1c8471549ffb6cd4dd1ca9

SHA-256:
62f4e70765b1a92e4435083f8e18a85399146efeda97f9084d1ddfaceb04dda6

Scanner detections:
10 / 68

Status:
Potentially unwanted

Explanation:
Uses the Solimba installer to bundle adware offers.

Analysis date:
4/24/2024 10:40:36 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/Solimba.Gen
7.11.170.84

Baidu Antivirus
Adware.Win32.Toolbar
4.0.3.16120

Dr.Web
Adware.Downware.1326
9.0.1.020

ESET NOD32
Win32/DownWare.I potentially unwanted application
10.7.0.302.0

Malwarebytes
MSIL.Solimba
v2016.01.20.07

McAfee
Artemis!10D1CE94374A
5600.6515

NANO AntiVirus
Trojan.Win32.Generic.dbfyqg
0.28.2.61861

Reason Heuristics
Win32.Generic
16.1.20.7

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.16118

Trend Micro House Call
TROJ_GEN.F47V1104
7.2.20

File size:
548.1 KB (561,256 bytes)

Product version:
V24.20.1

Copyright:
VisualBee.com

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

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

Digital Signature
Authority:
Thawte, Inc.

Valid from:
10/17/2013 9:00:00 PM

Valid to:
10/17/2015 8:59:59 PM

Subject:
CN=Visual Software Systems LTD, O=Visual Software Systems LTD, L=Tel Aviv - Yafo, S=Israel, C=IL

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

Serial number:
4151E7647C88F6CE43FD79FAAA1350F0

File PE Metadata
Compilation timestamp:
12/5/2009 8:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:Vs4acEt3swyvfaVtrC6McvQwWslGwlZ1mVZfxVYmdTFzR/mVT8Nu62P5FfF+GISz:xab8FaFmcEIl/mAohzk9sgV91H7lwWwu

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file setup_ad.exe has been seen being distributed by the following 3 URLs.

http://www.media970.com/.../i2lul2HKfp2MY2zEXsp6w41kbZZmnqmWjWVxmI2ce5mOZJiYYpt8lw

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