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utorrent.exe

FIRSERIA, S.L.

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 utorrent.exe by FIRSERIA, S.L has been detected as adware by 32 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:
Firseria·s·l·  (signed by FIRSERIA, S.L.)

Version:
1.0.0.15

MD5:
730825fb03070f1a103ba2641ef898de

SHA-1:
ce8f6c5ea262263af67ac3fbb619e2b0f5f201f5

SHA-256:
ef983f9401a755fdede396501a2996a887eabcb2c261976ac6ea83d98cb3c60a

Scanner detections:
32 / 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:
4/26/2024 3:29:46 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Application.Bundler.Firseria.1
830

Agnitum Outpost
PUA.Downloader
7.1.1

AhnLab V3 Security
PUP/Win32.Firseria
2014.08.26

Avira AntiVirus
TR/Crypt.XPACK.Gen
7.11.30.172

avast!
Win32:Firseria-A [PUP]
141025-0

AVG
Adware AdInstaller.Firseria
2014.0.4040

Baidu Antivirus
Adware.Win32.FirseriaInstaller
4.0.3.141027

Bitdefender
Gen:Application.Bundler.Firseria.1
1.0.20.1500

Clam AntiVirus
Win.Trojan.Firseria
0.98/19308

Comodo Security
TrojWare.Win32.Trojan.Obfuscated.~EN
19316

Dr.Web
Adware.Downware.1433, Adware.Downware.1433
9.0.1.05190

Emsisoft Anti-Malware
Gen:Application.Bundler.Firseria
14.10.27

ESET NOD32
Win32/FirseriaInstaller.C potentially unwanted application
7.0.302.0

F-Prot
W32/Backdoor2.HTEZ
4.6.5.141

F-Secure
Gen:Application.Bundler.Firseria
11.2014-27-10_2

G Data
Gen:Application.Bundler.Firseria
14.10.24

IKARUS anti.virus
Trojan.Patched
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.183.13160

Kaspersky
not-a-virus:Downloader.Win32.Firser
15.0.0.494

Malwarebytes
PUP.Optional.Firseria
v2014.10.27.04

McAfee
PUP-FFT
5600.6964

MicroWorld eScan
Gen:Application.Bundler.Firseria.1
15.0.0.900

NANO AntiVirus
Trojan.Win32.Morstar.cslwyy
0.28.2.61861

Panda Antivirus
Adware/Firseria
14.10.27.04

Qihoo 360 Security
Malware.QVM18.Gen
1.0.0.1015

Quick Heal
TrojanDownloader.Morstar.O3
10.14.14.00

Reason Heuristics
PUP.FIRSERIASL.I
14.10.27.16

Rising Antivirus
PE:PUF.FirseriaInstaller@CV!1.9C54
23.00.65.141025

Sophos
Solimba Installer
4.98

Vba32 AntiVirus
Downware.Morstar
3.12.26.3

VIPRE Antivirus
Threat.4150696
32210

Zillya! Antivirus
Downloader.Morstar.Win32.1
2.0.0.1901

File size:
165.3 KB (169,272 bytes)

Product version:
1.0.0.15

Copyright:
Copyright(c) 2013

Original file name:
installer·exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Language Neutral

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

Digital Signature
Signed by:
FIRSERIA, S.L.

Authority:
Thawte, Inc.

Valid from:
7/23/2013 9:00:00 PM

Valid to:
7/24/2014 8:59:59 PM

Subject:
CN="FIRSERIA, S.L.", OU=IT, O="FIRSERIA, S.L.", L=Badalona, S=Barcelona, C=ES

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

Serial number:
73C4780FAC0CD497B0778732FB8AF673

File PE Metadata
Compilation timestamp:
10/14/2013 11:23:15 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:r4HCWau/PlYeuL7ZLFh6Ca6cbL9l2hzB3fJCC6j8+Er6ez4:UiI/PlY37ZLF4Ca6WABqBOvs

Entry address:
0x76117

Entry point:
60, E8, 00, 00, 00, 00, 58, 05, 5A, 0B, 00, 00, 8B, 30, 03, F0, 2B, C0, 8B, FE, 66, AD, C1, E0, 0C, 8B, C8, 50, AD, 2B, C8, 03, F1, 8B, C8, 57, 51, 49, 8A, 44, 39, 06, 88, 04, 31, 75, F6, 2B, C0, AC, 8B, C8, 80, E1, F0, 24, 0F, C1, E1, 0C, 8A, E8, AC, 0B, C8, 51, 02, CD, BD, 00, FD, FF, FF, D3, E5, 59, 58, 8B, DC, 8D, A4, 6C, 90, F1, FF, FF, 51, 2B, C9, 51, 51, 8B, CC, 51, 66, 8B, 17, C1, E2, 0C, 52, 57, 83, C1, 04, 51, 50, 83, C1, 04, 56, 51, E8, 5E, 00, 00, 00, 8B, E3, 5E, 5A, 2B, C0, 89, 04, 32, B4, 10...
 
[+]

Packer / compiler:
ASPack v1.08.04

Code size:
101 KB (103,424 bytes)

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

http://dl01.facdmr.com/n/.../uTorrent.exe

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