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improvespeedpc.exe

Pinery Limited

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.open-your-files.com and multiple other hosts.
Publisher:
Pinery Limited  (signed and verified)

MD5:
302d652d2278775308bca94ef3d01d5a

SHA-1:
d19bb3034c8523c11b819317941790808444bc9e

SHA-256:
00c4a5321d3fd4e35ab7211d62fd2c5ac0054b72a333955a99df1fd4befa1c57

Scanner detections:
1 / 68

Status:
Inconclusive  (not enough data for an accurate detection)

Analysis date:
4/24/2024 7:43:31 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/Bundled.Toolbar.Ask (variant)
8.8242

File size:
3.2 MB (3,334,928 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Pinery Limited

Authority:
VeriSign, Inc.

Valid from:
10/13/2011 8:00:00 PM

Valid to:
10/12/2013 7:59:59 PM

Subject:
CN=Pinery Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Pinery Limited, 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:
5C8F23466BD6EAC6557578D966401B3D

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:vmxGpJifaH2ORmIaezOykG7MeGMdetwW24zXQm:vNhWDeCykcEtz2OXQm

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:
7.9950

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 3 URLs.

http://www.open-your-files.com/ImproveSpeedPC.exe

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

http://improvespeedpc.s3.amazonaws.com/ImproveSpeedPC.exe

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