home

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.down1004life.info and multiple other hosts.
Publisher:
BEST APP  (signed and verified)

MD5:
20df75ea7dac7382c8fca69c920cd13c

SHA-1:
2e7e2a57200c551ea96b08e90e4ff86773e1c62e

SHA-256:
b950a1144ed3c152183b1f3ee5c52e970d0b073d7c7e82ffcbb0977c3b19dfd8

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:
5/28/2024 1:28:54 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.200.132

AVG
Downloader
2016.0.3232

ESET NOD32
Win32/OutBrowse.BQ potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
1/11/2015

K7 AntiVirus
Riskware
13.190.14603

Malwarebytes
PUP.Optional.OutBrowse
v2015.01.11.05

McAfee
Artemis!B6A2B722D6B5
5600.6888

NANO AntiVirus
Trojan.Win32.OutBrowse.dlunsw
0.30.0.64448

Reason Heuristics
PUP.BESTAPP.M
15.1.11.17

Trend Micro House Call
Suspici.2F9E2453
7.2.11

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.3

File size:
568.2 KB (581,872 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:BfW6iOs2v1SOW6f9ndf7gH2GhhxkC4CSvTwNTnl2wYs:BO6Nxv1/WMH7gH3cbuz

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:
7.9769

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 6 URLs.

http://get1.down1004life.info/.../get24?p=13013&d=24699&l=24043&n=0&d1=1&s=mbs-f40&clickid=a95a3640-844f-4e0c-8bfc-517b6109cab8

http://file.yourddl1000.info/.../Get?p=13013&d=24699&l=24043&n=0&d1=1&s=mbs-f40&clickid=a95a3640-844f-4e0c-8bfc-517b6109cab8

http://get1.fdg345.net/.../get24?p=13013&d=24699&l=24043&n=0&d1=1&s=mbs-f40&clickid=9ebf54e9-e3a9-4db7-be10-602719dcd931

http://file.yourddl1000.info/.../Get?p=13013&d=24699&l=24043&n=0&d1=1&s=mbs-f40&clickid=9ebf54e9-e3a9-4db7-be10-602719dcd931

http://get.down3245.info/.../get4?p=13013&d=24699&l=24043&n=0&d1=1&s=mbs-f40&clickid=656e3e00-d50b-4442-a699-2cea5cd24102

http://get.default-page.com/.../Get?p=13013&d=24699&l=24043&n=0&d1=1&s=mbs-f40&clickid=656e3e00-d50b-4442-a699-2cea5cd24102

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