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bluestacks.exe

SAFe sofTwaRe SlL

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application bluestacks.exe by SAFe sofTwaRe SlL 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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from download.file8desktop.com.
Publisher:
BNIWD  (signed by SAFe sofTwaRe SlL)

Product:
BNIWD

Version:
1608.1593.1353.3098

MD5:
98eb2db58c6e776e0073be498c36d6de

SHA-1:
aaee8db68fd3a281c7cc608c434abd9f0d619ddd

SHA-256:
39b8a1c1e6d1e16893523053b34e86f793e1070e2702d5d95836c596ca6ec6d2

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:
4/17/2025 6:13:29 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.SAFesofT.Bundler (M)
16.6.27.12

File size:
692.1 KB (708,704 bytes)

Product version:
1608.1593.1353.3098

Copyright:
BNIWD

Trademarks:
BNIWD

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\bluestacks.exe

Digital Signature
Signed by:
SAFe sofTwaRe SlL

Authority:
thawte, Inc.

Valid from:
6/29/2015 5:00:00 PM

Valid to:
1/27/2016 3:59:59 PM

Subject:
CN=SAFe sofTwaRe SlL, O=SAFe sofTwaRe SlL, L=Dublin, S=Dublin, C=IE

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

Serial number:
2E6A14635E1139118D1B49AB4BA4D809

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:R2LdrzPpDM4yKzCHByAUoHbuQdFR4tluaH2bzcn+TV9Lw1O0f426xYFfNqY:cLdrDNMoATbuQB47ua0c+TV9GQ9tY

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, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9835

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://download.file8desktop.com/1441285202/downloadmanager/.../bzcvLS0wLh1fNDI4MzIyHmY6KTEoNzUgazopIG1palt1Ym5rXmVfOjlnbGVSbl5gY20jXHNcdXFmOmVsbm0cLlglMWAiL15daWZwWy5hZnJia25eWmZqLmJpaiIqYF5nZBwyZWFicVxpdGVnZmFjHzBjaGZea2FmcmwfMGFvY2sdX3BuYGdmYGZbalw4OWx0X1BxWV1oaiFdaWtfa15lXzo5Z2xlUm5eYGNtI2BeZm48MzEjaGxpNCwdY25oOi4

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