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bluestacks.exe

LII-II quasi

Bechiro S.L.

This belongs to a Solimba product that may be bundled with additional PUPs or may be part of an ad-supported software program. The application bluestacks.exe by Bechiro S.L 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 Solimba DownloadMR installer. It uses the Solimba download manager to push adware offers during the download and setup process. Bundled adware includes search and shopping web browser toolbars.
Publisher:
praefinio pro  (signed by Bechiro S.L.)

Product:
LII-II quasi

Description:
scisco

Version:
71.77.47.40

MD5:
1d01997e9bbca2af827814b69d8bad0a

SHA-1:
a7f8791e774fcc4d018739a771b0a74e3e4d90ab

SHA-256:
50cbb713a7eaae42c4c8260769b9dcbf2d7f10dea54aa235b9cf1540d3ef18b4

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

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:
4/19/2024 10:32:48 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba (M)
17.3.14.20

File size:
537.2 KB (550,080 bytes)

Product version:
51.75.34.89

Copyright:
principium

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Language Neutral

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

Digital Signature
Signed by:
Bechiro S.L.

Authority:
Thawte, Inc.

Valid from:
7/25/2014 8:00:00 AM

Valid to:
7/25/2016 7:59:59 AM

Subject:
CN=Bechiro S.L., O=Bechiro S.L., L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
0DE376129471B42CE6BCA90326047A34

File PE Metadata
Compilation timestamp:
10/25/2014 3:36:20 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0xDE2C

Entry point:
E8, A3, 6C, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 78, 70, 42, 00, E8, FE, 15, 00, 00, E8, 74, 6E, 00, 00, 0F, B7, F0, 6A, 02, E8, 36, 6C, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, FF, 64, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.7035  (probably packed)

Code size:
113.5 KB (116,224 bytes)

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

http://layfolder.com/n/3.1.53/.../Bluestacks.exe

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to cdn.solimba.com  (95.211.6.35:80)

TCP (HTTP):
Connects to api.downloadmr.com  (95.211.39.161:80)

 
http://api.downloadmr.com/installer/1897799502/launch

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