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installer_utorrent_english.exe

ISfreemium

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application installer_utorrent_english.exe by ISfreemium has been detected as adware by 25 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from utorrent.descargar.es.
Publisher:
ISfreemium  (signed and verified)

MD5:
abbca0e367771a1389ef521a62623f2a

SHA-1:
d3096e4ed17452cea0de77e57a454c614244653b

SHA-256:
26070512732620a716904be904249a6ca0540f1b6a61af40c5fa0edfe94bf657

Scanner detections:
25 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
4/23/2024 11:35:35 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
APPL/InstallCore.dff
7.11.122.10

avast!
Win32:Adware-gen [Adw]
2014.9-140807

Bkav FE
W32.Clod58a.Trojan
1.3.0.4613

Comodo Security
Application.Win32.Installcore.B
17578

Dr.Web
Trojan.Packed.24524
9.0.1.014

ESET NOD32
Win32/InstallCore.CX (variant)
8.9188

Fortinet FortiGate
Riskware/InstallCore
2/21/2014

F-Prot
W32/A-42c63c6c
v6.4.7.1.166

G Data
Win32.Application.InstallCore
14.2.22

herdProtect (fuzzy)
variant of icreinstall_installer_java_english(1).exe (Adware)
2014.1.26.0

K7 AntiVirus
Unwanted-Program
13.174.10623

Malwarebytes
PUP.Optional.Freemium.A
v2014.01.14.12

McAfee
Artemis!B1229B360815
5600.7251

NANO AntiVirus
Riskware.Win32.InstallCore.dcuobo
0.28.2.60990

Panda Antivirus
PUP/MultiToolbar.A
14.08.07.06

Qihoo 360 Security
HEUR/Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
PUP.ISfreemium.AA
14.8.7.18

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.14112

Sophos
Install Core Click run software
4.96

SUPERAntiSpyware
PUP.InstallCore/Variant
10847

Trend Micro House Call
TROJ_GEN.F47V1217
7.2.14

Vba32 AntiVirus
Downware.InstallCore
3.12.24.3

VIPRE Antivirus
InstallCore
24492

XVirus List
Win32.Detected
2.5.1

File size:
681.8 KB (698,144 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
ISfreemium

Authority:
COMODO CA Limited

Valid from:
7/3/2013 3:00:00 AM

Valid to:
7/4/2014 2:59:59 AM

Subject:
CN=ISfreemium, O=ISfreemium, STREET=63 Rothschild 63 BV, L=Tel-Aviv, S=N/A, PostalCode=65785, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
009B517CAF08AA1A85822DB0CE5E9169FE

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:IaQyMJfsGj2TUtL36eClBrNTdod7swsGcR/juS8kLvpFeMwCKgpG0bUQO:IaQyMJfsU2TeL31qBrJddNRLuSPFojox

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8132

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

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

http://utorrent.descargar.es/.../down.php?p=ADCASH-ub02cc22a527282996db01cc731

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