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comodo_pc_tuneup.exe

Sarinrat Subindee

The application comodo_pc_tuneup.exe by Sarinrat Subindee has been detected as adware by 3 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.smarterdl.com and multiple other hosts.
Publisher:
Sarinrat Subindee  (signed and verified)

MD5:
5471b4dc5a6b6f797911c9af75bb8e36

SHA-1:
571146ec6d023437315239231bdd2ac54f549919

SHA-256:
f060490a3d06d2e0a239034558cb971aed126f826336cacb89ff59851ce283ce

Scanner detections:
3 / 68

Status:
Adware

Explanation:
The installer bundles additional adware-type offers (ad-supported) that are displayed to the user during setup and typically installed by default. These include web browser ad-injectors.

Analysis date:
2/25/2025 4:48:18 AM UTC  (today)

Scan engine
Detection
Engine version

Malwarebytes
PUP.Optional.OneClickDownloader.A
v2014.07.14.09

Qihoo 360 Security
HEUR/Malware.QVM06.Gen
1.0.0.1015

Reason Heuristics
PUP.SarinratSubindee.Q
14.7.27.14

File size:
368.4 KB (377,192 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Sarinrat Subindee

Authority:
Thawte, Inc.

Valid from:
6/30/2014 3:00:00 AM

Valid to:
7/1/2015 2:59:59 AM

Subject:
CN=Sarinrat Subindee, OU=Individual Developer, O=No Organization Affiliation, L=Phuket, S=Thailand, C=TH

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

Serial number:
7F984B00AFAE5D11D235DCD3C48EB586

File PE Metadata
Compilation timestamp:
12/6/2009 1:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:csZ7dQUaBu/ghGU94h9daepf1xcZznFhycgHf5YTsbGbRiGIX3Yu1KbMzYwj7y1p:Rd2BEghbk9X+ZJhZg/5YTsaWXoZpgaQQ

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...
 
[+]

Entropy:
7.8769

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

https://www.smarterdl.com/.../Microsoft_Office_2013_Product_Key.exe

https://www.smarterdl.com/.../Idm.exe

https://www.smarterdl.com/.../Comodo_PC_TuneUp.exe

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