home

improvespeedpc.exe

The application improvespeedpc.exe has been detected as a potentially unwanted program by 3 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. 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 www.open-your-files.com.
MD5:
1d973dbb36d9e38710ade0d6f3dfbd1c

SHA-1:
35d642bb8295735c4e32f3770996adba506cae3d

SHA-256:
f06328441aa6474ecfb3850e372fc467f2383669f792ba7653a124b9b03c3903

Scanner detections:
3 / 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:
11/15/2024 3:11:51 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/Bundled.Toolbar.Ask.D potentially unsafe application
7.0.302.0

NANO AntiVirus
Trojan.Win32.Downware.csnyid
0.28.6.63362

File size:
467.7 KB (478,880 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

File PE Metadata
Compilation timestamp:
12/5/2009 10:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:w6wRVcOTfZFfKGgq0RN9lAX+uylJQO7OiUB:wCEBFfdQlAXIsiM

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:
7.8900

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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

http://www.open-your-files.com/downloadim.php

Remove improvespeedpc.exe - Powered by Reason Core Security
herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.