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free_pcspeedboost.exe

Nicetex Ltd

The application free_pcspeedboost.exe by Nicetex has been detected as a potentially unwanted program by 7 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. This version of the installer will bundle the Ask.com Toolbar, a potentially unwanted web browser extension. The file has been seen being downloaded from speedboostpc.com.
Publisher:
Nicetex Ltd  (signed and verified)

MD5:
b4844fd954046e158eb51cabb0dcc087

SHA-1:
6df966bd7d18b8258dc63b24af1754146a2e0925

SHA-256:
9e18cbefbe1af3556b54ca1f8803e96759da13262c2e8d5f8000c061730262aa

Scanner detections:
7 / 68

Status:
Potentially unwanted

Explanation:
Bundles that Ask.com toolbar as a third-party offer, a web browser extension that may modify a user's search and home pages.

Analysis date:
12/28/2024 10:51:20 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.1417
9.0.1.0192

ESET NOD32
Win32/Bundled.Toolbar.Ask (variant)
8.9842

Malwarebytes
PUP.Optional.Spigot.A
v2014.07.11.01

McAfee
Artemis!B4844FD95404
5600.7073

NANO AntiVirus
Trojan.Win32.Generic.cthmyi
0.28.0.59921

Reason Heuristics
PUP.Optional.Nicetex.R
14.7.11.1

Trend Micro House Call
TROJ_GEN.F47V0515
7.2.192

File size:
1.4 MB (1,477,096 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Nicetex Ltd

Authority:
VeriSign, Inc.

Valid from:
9/29/2013 5:00:00 PM

Valid to:
9/30/2015 4:59:59 PM

Subject:
CN=Nicetex Ltd, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Nicetex Ltd, L=Hong Kong, S=Hong Kong, C=HK

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
2DD8F3D5B9C9F70F512CB8B8D6A2D2D0

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:HDZQ4ZCOGLImuf72TkRvANUs2RBdUbZLxTKGkDrB694kuKs+D5NET+UCX0cSK:jS77ufqAR3s2RBdUbnOrB6R/jD/U3cSK

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:
7.9813

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://speedboostpc.com/Free_PCSpeedBoost.exe

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