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setup.exe

Rational Thought Solutions

The software will display additional offers (such as adware) during installation including a browser toolbar/extension as well as advertising injection software (part of the Injekt brand). The application setup.exe by Rational Thought Solutions has been detected as adware by 17 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from e46m3.vanoshield.com.
Publisher:
Rational Thought Solutions  (signed and verified)

MD5:
90ee597c7b963da4fca5dc2fe67c50d6

SHA-1:
d11c56f04bac223c52c369568f1c64e637fd3b4d

SHA-256:
df67c08937497a7277213095b00b8ef407864f9c411d3d6b0145bef17cf5c1ea

Scanner detections:
17 / 68

Status:
Adware

Explanation:
Injects display ads (banner ads), in-text ads, interstitial ads, or other types of ads in the web browser as well as alters the browsers settings (home page, search, DNS, and security protocols).

Analysis date:
4/30/2024 4:59:38 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.PullUpdate
7.1.1

Avira AntiVirus
ADWARE/Adware.Gen7
8.3.1.6

AVG
Generic
2016.0.3097

Baidu Antivirus
Adware.MSIL.PullUpdate
4.0.3.15527

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
ApplicUnwnt
22250

Dr.Web
Adware.Yontoo.68
9.0.1.05190

ESET NOD32
MSIL/Adware.PullUpdate.J.gen application
7.0.302.0

Fortinet FortiGate
Adware/PullUpdate
5/27/2015

K7 AntiVirus
Adware
13.204.16042

Malwarebytes
PUP.Optional.PullUpdate.A
v2015.05.27.11

McAfee
Artemis!0448A8182774
5600.6753

NANO AntiVirus
Riskware.Nsis.Yontoo.dqgtsc
0.30.24.1636

Reason Heuristics
PUP.Injekt.Installer
15.5.27.11

Sophos
Generic PUA FE
4.98

Trend Micro House Call
Suspici.36E179D7
7.2.147

VIPRE Antivirus
Threat.4872425
40552

File size:
4.1 MB (4,247,624 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\x16vx0unbs\setup.exe

Digital Signature
Signed by:
Rational Thought Solutions

Authority:
Symantec Corporation

Valid from:
1/23/2015 7:00:00 PM

Valid to:
4/24/2016 7:59:59 PM

Subject:
CN=Rational Thought Solutions, O=Rational Thought Solutions, L=St. James, S=St. James, C=BB

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
00B81C1C4DB6AD87B9B581116F115E4C

File PE Metadata
Compilation timestamp:
6/6/2009 5:41:59 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:KpNb+icnAxCnrQrYS68LG1cTzuWs2qxbpnViiNZiFO+tCVensgnWKETFl5bcOPso:8a3A68LpTu1dnVpPF+agnWKkbzkec5u

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9992

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://e46m3.vanoshield.com/cpa/.../Setup.exe

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