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 9 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 clk1015.com.
Publisher:
BEST APP  (signed and verified)

MD5:
01a19877fc2227b122e3e46440088e6b

SHA-1:
8e25330f58857fe1e0ec60924e18e878917b4118

SHA-256:
11c099f262330c7ff8b2a22822fae5907e9d697c22ba6a2d412f1282bcdaf963

Scanner detections:
9 / 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:
11/6/2024 7:45:28 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.199.246

AVG
Downloader
2016.0.3236

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.2F9E2453
7.2.7

File size:
568.4 KB (582,016 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:
1/4/2015 1:00:00 AM

Valid to:
12/18/2015 12:59:59 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:
1D0774D8D3A913BED64F71672A861C69

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:aVQ2DngHTVx549xd/rNhwranvxCSAXoXmzB0VL8UsGGwClTnl2wYV:aVaxi9xdbYSAXoC098UpGrA

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:
7.9767

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://clk1015.com/adServe/adClick?ai=08zHTxdapFVHdPSPnnZUErFlGksiAD7Cu/5mLYKe/Rt39oPHPWLvOUKPnHPC1ZnDBa/1ybNPyLUW /NZaMbwINH7Kt6mRRgSTVYcVpDZnbBuLDgp9jDh YW5o0Rh3OdmkzXEAkw5UB8k5V/dtsrs0D5zc TnMa6nCViq/0jkAZ7UzzqHgDxOVg6a b aZyKUT28mhcK8KrrrVrXLwQI6/ZplPpQexPkE7w1yd M78MssrEVYqw1XEJnzVhvr4OtgdJmIRFLdknQqQVb8raEpBxQXXe3NkPdaeq5GqqkXtz6o5lkkLE B146pQ==&ui=ubfy1HZ3WvRJ6Wn2VHV8fY2feeUEaJ2olA4kOHjhy4aFtT2B/.../&src=BANNER

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