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installation.exe

YES APPs

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 YES APPs 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. The file has been seen being downloaded from ads.adsrvmedia.net.
Publisher:
YES APPs  (signed and verified)

MD5:
afccea1815f8e7e1bec8c9263de8a832

SHA-1:
0988c7b5f0856a84c2d146a0c14ab1a9b292546c

SHA-256:
95d9c146d71cf9fd2c5d5eb745ee4dd3469c3f0dcd277160fb7c26ed27198c9c

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
5/1/2024 7:46:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.YESAPPs.Bundler (M)
16.6.12.2

File size:
581.1 KB (595,008 bytes)

File type:
Executable application (Win32 EXE)

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

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

Digital Signature
Signed by:
YES APPs

Authority:
thawte, Inc.

Valid from:
1/25/2015 1:00:00 AM

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

Subject:
CN=YES APPs, O=YES APPs, L=Dublin, S=Dublin, C=IE

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

Serial number:
6097450CF75F1B6DFD27283833346C30

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:btUntyI2UYClz5AEXR53bIIf37yFC2HmHJWIm2tBCn1FandGy:btVGNVAEXnrjXeom2t01InZ

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:
7.9751

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://ads.adsrvmedia.net/event/click/0/XLkEmm3Rz9Rl1SHsh59Ueq97YVoody84NuM2jhcovuR5fRanLoqRv4dDrrIfwTfzaScIM8xM68dETXnAb6W4frjJLLOcT9dQXvhz2sz77P2FTkqVFwIq7pJGUD88Qw2SL5CgH78ypqulDWpfXicBHKGSpBGSqKtY8zsFT3_l9w9oY09aYr4TfaXQGi9lBVumNu94H5P-G1dQFFFiGnhm9ga1K5bOrkOHQ8aBVzILeLwIG55udqOA5xu_lY5dmj6VuB6sAzvebomNFh8R6OlnUgNlqJesGaXvPhz576JkpSAtyM9CTMqPSO_AMTPRQMn0Wzrr1q2NMkTjJjEkyLH4uwkvgUU4IGAc2xaXWqR6HXGpfjhFTiJC_3SPrNx0A1loRXbwvxsmKkBDDN7gWaJpPaB-I6Uly-HJvxwNp0PPjNfSaxqU7HxiAjUdTpNL/.../

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