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powerpointviewer(60.6mb).exe

BEST app

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application powerpointviewer(60.6mb).exe by BEST app has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the OutBrowse Revenyou installer.
Publisher:
BEST app  (signed and verified)

MD5:
d5c7ed9605e6ec4628ba60cae5effc3c

SHA-1:
dde85ea349f27f89c37780fb4a9a4ffe59ea2052

SHA-256:
2f238bc84c7d2cada8736782d34a9b7fa6d101f17179198dcb2141a65a12c079

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
1/13/2025 3:57:46 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.BESTapp.Bundler (M)
16.4.2.6

File size:
572.3 KB (586,024 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Common path:
C:\users\{user}\downloads\powerpointviewer(60.6mb).exe

Digital Signature
Signed by:
BEST app

Authority:
thawte, Inc.

Valid from:
1/20/2015 3:00:00 AM

Valid to:
12/18/2015 2:59:59 AM

Subject:
CN=BEST app, O=BEST app, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
58EA179BCF0212E7DFB0823BBA3C25

File PE Metadata
Compilation timestamp:
12/6/2009 1:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:dGv0MiHpPFY++PBJKmWVlgN2eHXvGOtqwxJJQPq7rtxvw1hEkDd:dGs9PFY++PBJ8VldeHXvGy6PqXCDx

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

Remove powerpointviewer(60.6mb).exe - Powered by Reason Core Security
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