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freepdfreader_installer.exe

Tripro Limited

The application freepdfreader_installer.exe by Tripro Limited has been detected as a potentially unwanted program by 5 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.
Publisher:
Tripro Limited  (signed and verified)

MD5:
61a60b17f0ad957d21d468d73f5aa968

SHA-1:
ad272099a034c0e3a1928100c29480c43deda7a7

SHA-256:
558a420d5da0de10c6506a97acbc743dc7474ed1e989f9d74a32cfeb16f5cd53

Scanner detections:
5 / 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:
4/26/2024 7:15:10 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Adware-gen [Adw]
2014.9-150916

Dr.Web
Adware.Downware.1417
9.0.1.0220

ESET NOD32
Win32/Bundled.Toolbar.Ask (variant)
9.9701

Malwarebytes
PUP.Optional.Spigot.A
v2015.08.08.04

XVirus List
Win32.Detected
2.10.30

File size:
3.4 MB (3,600,584 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Tripro Limited

Authority:
VeriSign, Inc.

Valid from:
6/19/2012 7:00:00 PM

Valid to:
10/11/2013 6:59:59 PM

Subject:
CN=Tripro Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Tripro 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:
7118EAEA51EE26237EFF865C44FF5219

File PE Metadata
Compilation timestamp:
2/24/2012 1:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
98304:NCrZDT0ghfD9OEqXC1gQANfkeoINicPlFtiKbbhw:NCCCbEjrN1THhw

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Entropy:
7.9795

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

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