bearshare.exe

Firseria

The setup program uses the Firseria/Solimba AppInstaller (DownloadMR) which is a monetization download manager that bundles additional adware offers, typically by wrapping legitimate applications. The application bearshare.exe, “ Application Installer ” by Firseria has been detected as adware by 27 anti-malware scanners. The program is a setup application that uses the Solimba DownloadMR installer. The installer 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:
Setuprocess  (signed by Firseria)

Description:
Application Installer

Version:
3.0.30.9

MD5:
e0f2305761dc9a204bd710be7e1d702b

SHA-1:
75754621c49c3f7f2408f9fdd6b995b2e95d6ce9

SHA-256:
47359dcec8ee163f71ff20373efa02b686c74822e0a56c35ea22055177c4b177

Scanner detections:
27 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

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:
11/23/2024 5:20:24 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.Firseria.A
880

Agnitum Outpost
PUA.Firseria
7.1.1

avast!
Win32:Firseria-C [PUP]
140813-1

AVG
Adware Generic_c.UC
2014.0.4015

Bitdefender
Application.Bundler.Firseria.A
1.0.20.1255

Comodo Security
Application.Win32.Solimba.LKI
19456

Dr.Web
Threat.Undefined
9.0.1.05190

Emsisoft Anti-Malware
Application.Bundler.Firseria
9.0.0.4324

ESET NOD32
Win32/FirseriaInstaller.F potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/Morstar
9/8/2014

F-Prot
W32/Morstar.A.gen
v6.4.7.1.166

F-Secure
Application.Bundler.Firseria
11.2014-08-09_2

G Data
Application.Bundler.Firseria
14.9.24

IKARUS anti.virus
PUA.MSIL.Solimba
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.183.13305

Kaspersky
not-a-virus:AdWare.Win32.Fiseria
15.0.0.463

Malwarebytes
PUP.Optional.Solimba
v2014.09.08.09

McAfee
Artemis!E0F2305761DC
5600.7014

MicroWorld eScan
Application.Bundler.Firseria.A
15.0.0.753

NANO AntiVirus
Trojan.Win32.Morstar.cumkck
0.28.2.61942

nProtect
Trojan-Clicker/W32.Fiseria.295656
14.09.07.01

Panda Antivirus
PUP/Fiseria
14.09.08.09

Reason Heuristics
PUP.Installer.Firseria.J
14.9.8.9

Sophos
Solimba Installer
4.98

Vba32 AntiVirus
Downware.Morstar
3.12.26.3

VIPRE Antivirus
Threat.4782980
32210

Zillya! Antivirus
Downloader.Solimba.Win32.10
2.0.0.1914

File size:
288.7 KB (295,656 bytes)

Product version:
3.0.30

Copyright:
Copyright © 2013-14

Original file name:
setupinstall.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

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

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
11/11/2013 4:34:44 PM

Valid to:
11/12/2014 4:34:44 PM

Subject:
E=support@solimba.com, CN=Firseria, O=Firseria, L=Badalona, S=Barcelona, C=ES

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112130C3B28D7C9C29B8B07321EF3F8A1462

File PE Metadata
Compilation timestamp:
2/20/2014 3:55:49 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:Ec4Ub8G98n0021valv5ewibh8HOlxHUbx1LqrJQR:Ec2GS0021vUv8oOlNUv2rJ+

Entry address:
0xD749

Entry point:
E8, CB, 79, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 8B, 45, 08, 33, C9, 3B, 04, CD, 60, 54, 42, 00, 74, 13, 41, 83, F9, 2D, 72, F1, 8D, 48, ED, 83, F9, 11, 77, 0E, 6A, 0D, 58, 5D, C3, 8B, 04, CD, 64, 54, 42, 00, 5D, C3, 05, 44, FF, FF, FF, 6A, 0E, 59, 3B, C8, 1B, C0, 23, C1, 83, C0, 08, 5D, C3, E8, BA, 58, 00, 00, 85, C0, 75, 06, B8, C8, 55, 42, 00, C3, 83, C0, 08, C3, E8, A7, 58, 00, 00, 85, C0, 75, 06, B8, CC, 55, 42, 00, C3, 83, C0, 0C, C3, 8B, FF, 55, 8B, EC, 56, E8, E2, FF, FF, FF, 8B, 4D, 08...
 
[+]

Code size:
111.5 KB (114,176 bytes)

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

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