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installation.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 installation.exe by BEST APP has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from get1.fdg345.net.
Publisher:
BEST APP  (signed and verified)

MD5:
aa95341c832f8616b0886913876be8e3

SHA-1:
55bce5009cda9fee1ee87928c3e778e52776dc86

SHA-256:
2ba160ac53095ea545309a14c04fa445989d04c6ad7a88aea050226d74389776

Scanner detections:
11 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
5/19/2024 10:35:21 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.199.246

avast!
Malware-gen
150101-1

AVG
Downloader
2016.0.3236

Dr.Web
infected with Trojan.OutBrowse.57
9.0.1.05190

ESET NOD32
Win32/OutBrowse.BQ potentially unwanted application
7.0.302.0

K7 AntiVirus
Riskware
13.1814571

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
15.0.0.543

Malwarebytes
PUP.Optional.OutBrowse
v2015.01.07.02

McAfee
Adware-OutBrowse.d
5600.6892

Reason Heuristics
PUP.BESTAPP.M
15.1.7.14

Trend Micro House Call
Suspici.B69775E9
7.2.7

File size:
569.8 KB (583,480 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
BEST APP

Authority:
thawte, Inc.

Valid from:
1/3/2015 4:00:00 PM

Valid to:
12/17/2015 3:59:59 PM

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:
1D0774D8D3A913BED64F71672A861C69

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:XSzF90g8TfWKzjfQADweTzc7GxVVoXCw064eNdsXDbyag:XKF938TfWKnfNxTzc7kVV0n4hyl

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...
 
[+]

Entropy:
7.9773

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get1.fdg345.net/.../get24?p=13013&d=24699&l=24043&n=0&d1=1&s=mbs-f40&clickid=50cc11fd-63ee-45bc-b934-70de916bacb3

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