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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 11 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:
f10a3c1a63fdd8fc21b7e61d5943a689

SHA-1:
b274a448bbc62ffbe444165856e3b25e48aa49a4

SHA-256:
d7f7e8bab445d15d940d0e508db71d49ec0ec4bdbb5fc5118fbf3fb52ab33b0f

Scanner detections:
11 / 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:
5/17/2024 12:49:30 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.211.248

AVG
Generic_r
2016.0.3190

Baidu Antivirus
Adware.MSIL.PullUpdate
4.0.3.15222

Dr.Web
Adware.Yontoo.55
9.0.1.053

ESET NOD32
MSIL/Adware.PullUpdate
9.11213

K7 AntiVirus
Adware
13.197.15043

Malwarebytes
PUP.Optional.HealthAlert.A
v2015.02.22.05

NANO AntiVirus
Riskware.Win32.PullUpdate.dmgkxp
0.30.0.296

Reason Heuristics
PUP.Installer.Injekt
15.2.22.17

Vba32 AntiVirus
AdWare.SaMon
3.12.26.3

VIPRE Antivirus
Injekt
37778

File size:
4.3 MB (4,469,456 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\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 5:41:48 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:LOTg0DAIxUBCX74pFy+hUKwNuPpjELembF6MY/iCi+jlPlcJqDAIxO:cgaUBmEpmnNOILLh6MDCi+jjQkO

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...
 
[+]

Entropy:
7.9847

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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