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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 12 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 eldduc69.dfiyed.com.
Publisher:
Rational Thought Solutions  (signed and verified)

MD5:
ec1f19ea726936d6b177d54ba644127c

SHA-1:
9080d479f4f16c5638b0d609e2cbccb00900cb86

SHA-256:
3fa12d10be605af7bfb51f7ecf47b79d67af5654b230bda5bc289442ba20266f

Scanner detections:
12 / 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:
5/18/2024 6:20:18 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.PullUpdate
7.1.1

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.212.102

AVG
Adware Generic_r.YY
2014.0.4257

Baidu Antivirus
Adware.MSIL.PullUpdate
4.0.3.15225

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
multiple threats
7.0.302.0

K7 AntiVirus
Adware
13.198.15071

Malwarebytes
PUP.Optional.HealthAlert.A
v2015.02.25.12

NANO AntiVirus
Riskware.Win32.PullUpdate.dmgkwq
0.30.0.296

Reason Heuristics
PUP.Installer.Injekt
15.2.25.0

Vba32 AntiVirus
AdWare.SaMon
3.12.26.3

VIPRE Antivirus
Threat.4784449
37788

File size:
4.3 MB (4,470,256 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Rational Thought Solutions

Authority:
Symantec Corporation

Valid from:
1/24/2015 1:00:00 AM

Valid to:
4/25/2016 1:59:59 AM

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 11:41:48 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:QOTt2RU692D2+6JEoyHJgA3pL7TNvvdlKH4rVpVARU6Q:xtKU6QDXXJgAZLVHdl4AVbEU6Q

Entry address:
0x30CB

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, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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

http://eldduc69.dfiyed.com/ha/.../Setup.exe

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