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bluestacks.exe

Contumar Empresarial SL

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 Contumar Empresarial SL has been detected as adware by 28 anti-malware scanners. 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. The file has been seen being downloaded from get.oathmanager.com and multiple other hosts.
Publisher:
Contumar Empresarial SL  (signed and verified)

MD5:
b1e2c81ca2c4a913b53c74ddbc284039

SHA-1:
47c5d3c47ad74eecf81a7ec0baf54e33374405e1

SHA-256:
4bd185ecb825631074c22ee8b376ce077c3fbd1074aa52c15b67e84fb05a8319

Scanner detections:
28 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

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:
12/26/2024 11:20:31 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Generic.1004353
770

Agnitum Outpost
PUA.Solimba
7.1.1

AhnLab V3 Security
PUP/Win32.Solimba
2014.12.23

Avira AntiVirus
APPL/Firseria.Gen
7.11.197.38

AVG
Adware BundleApp_r.AJ
2014.0.4235

Baidu Antivirus
Adware.Win32.Solimba
4.0.3.1514

Bitdefender
Application.Generic.1004353
1.0.20.1805

Clam AntiVirus
Win.Trojan.Solimba-14
0.98/19855

Comodo Security
Application.Win32.Firseria.GH
20469

Dr.Web
Trojan.DownLoader11.64099
9.0.1.04

Emsisoft Anti-Malware
Application.Generic.1004353
9.0.0.4668

ESET NOD32
MSIL/Solimba.AK.gen potentially unwanted application
7.0.302.0

F-Prot
W32/S-d8e33fef
v6.4.7.1.166

F-Secure
Riskware.Application.Generic.1004353
5.13.68

G Data
Win32.Application.Morstar
14.12.24

IKARUS anti.virus
not-a-virus:Downloader.Morstar
t3scan.1.8.5.0

K7 AntiVirus
Unwanted-Program
13.188.14426

Malwarebytes
PUP.Optional.Solimba
v2014.12.27.06

McAfee
Trojan.Artemis!B8F49277D0F5
5600.6904

MicroWorld eScan
Application.Generic.1004353
15.0.0.1083

NANO AntiVirus
Riskware.Win32.Downware.djsrhf
0.28.6.64267

Norman
Application.Generic.1004353
04.12.2014 14:30:06

Panda Antivirus
Trj/Genetic.gen
14.12.27.06

Reason Heuristics
PUP.ContumarEmpresarialSL.K
15.1.4.13

Sophos
PUA 'Solimba Installer'
5.09

SUPERAntiSpyware
Trojan.Agent/Gen-Nullo[Short]
10136

Vba32 AntiVirus
Downware.Morstar
3.12.26.3

VIPRE Antivirus
Threat.4758821
35418

File size:
580.3 KB (594,184 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

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

Digital Signature
Signed by:
Contumar Empresarial SL

Authority:
VeriSign, Inc.

Valid from:
11/8/2014 1:00:00 AM

Valid to:
11/8/2017 12:59:59 AM

Subject:
CN=Contumar Empresarial SL, O=Contumar Empresarial SL, L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
5379FD229D65B9C16E52201B20D1F0FD

File PE Metadata
Compilation timestamp:
12/19/2014 10:28:34 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:GjKHCjsJTCgJzIgLQjN0/7L9qUcVwD8kZvLe/6Er4AMus0:GjKHlJTHkgcB0P9CWdB3A/

Entry address:
0xD44C

Entry point:
E8, AF, 6C, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 00, 60, 42, 00, E8, FE, 15, 00, 00, E8, 80, 6E, 00, 00, 0F, B7, F0, 6A, 02, E8, 42, 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, 0B, 65, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
111 KB (113,664 bytes)

The file bluestacks.exe has been seen being distributed by the following 3 URLs.

http://get.oathmanager.com/n/3.2.46/.../BlueStacks.exe

http://get.oathmanager.com/n/3.2.34/.../BlueStacks.exe

http://smugfile.com/n/3.2.34/.../BlueStacks.exe

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