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keyfinder_setup.exe

SterJo Key Finder

Download Assistant

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application keyfinder_setup.exe by Download Assistant has been detected as adware by 18 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent.
Publisher:
Download Assistant  (signed and verified)

Product:
SterJo Key Finder

Version:
3.0.0.91

MD5:
48b671bf86a825a6b308bb1ce732f9bd

SHA-1:
aa11abe6e209dbfd14702af775b061da008f4183

SHA-256:
b0d5aca2b11f62a8375174f6b18760ce05f5956e74c59ba99480b53606a87d00

Scanner detections:
18 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/19/2024 3:44:48 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.AirInstaller.5
5753272

AhnLab V3 Security
PUP/Win32.Bundler
2015.03.25

avast!
Win32:Adware-CKC [PUP]
150319-1

AVG
Potentially harmful program DownloadAssistant.A
2016.0.3123

Bitdefender
Gen:Variant.Application.Bundler.AirInstaller.5
1.0.20.600

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.DownloadAssistant.S
21835

Dr.Web
Trojan.Vittalia.30
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.AirInstaller
9.0.0.4799

ESET NOD32
Win32/DownloadAssistant.A potentially unwanted application
7.0.302.0

F-Secure
Gen:Variant.Application.Bundler
11.2015-30-04_5

G Data
Gen:Variant.Application.Bundler.AirInstaller
15.4.25

MicroWorld eScan
Gen:Variant.Application.Bundler.AirInstaller.5
16.0.0.360

NANO AntiVirus
Trojan.Win32.DownloadHelper.dpgylc
0.30.8.659

Panda Antivirus
Trj/Genetic.gen
15.04.30.02

Reason Heuristics
Threat.Air Software.Bundler
15.4.30.10

Rising Antivirus
PE:Malware.XPACK-HIE/Heur!1.9C48
23.00.65.15428

VIPRE Antivirus
Threat.4782985
38552

File size:
957.7 KB (980,656 bytes)

Product version:
3.0.0.91

Copyright:
(c) Download Assistant

Original file name:
keyfinder_setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

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

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
2/16/2015 1:00:00 AM

Valid to:
2/17/2016 12:59:59 AM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
3784E4CAC60231ED82FD7E8E845E8CE3

File PE Metadata
Compilation timestamp:
4/16/2015 11:27:59 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:WYCzTQeFVyZ+EioWv8xtGQOMJBYpG6/sDxtjX:8zTQeuZWv9QOUuIDrjX

Entry address:
0x126A

Entry point:
55, 8B, EC, 83, EC, 10, 53, 56, 57, 6A, 00, FF, 15, 08, 10, 49, 00, 8B, F8, 33, D2, 8B, CF, 8B, 5F, 3C, 03, DF, 2B, 05, 1C, 10, 40, 00, 89, 45, F4, 1B, D2, F7, D8, 89, 55, F8, 0F, B7, 73, 14, 83, D2, 00, F7, DA, 89, 75, F0, 52, 8B, 93, A0, 00, 00, 00, 50, 8B, 44, 1E, 24, 03, 05, 28, 10, 40, 00, 50, FF, B3, A4, 00, 00, 00, E8, 88, FD, FF, FF, 8B, 54, 1E, 28, 83, C4, 10, A1, 28, 10, 40, 00, 2B, D0, 83, FA, 01, 76, 0D, 8B, 4C, 1E, 24, 03, C8, 03, CF, E8, F2, FE, FF, FF, A1, 20, 10, 40, 00, 83, C6, 40, 03, F3...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
574.5 KB (588,288 bytes)

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

http://www.sterjosoft.com/download_keyfinder.php

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