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 18 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 1phads.com and multiple other hosts.
Publisher:
ISfreemium  (signed and verified)

MD5:
d045c948d10e5545373f6b7e404b8fa9

SHA-1:
d52f009f5b33e0ed0932effe36cd5905dffa6753

SHA-256:
71a1d0c6afc8af24e513fe846539abcb4b432e6f880d6ab9c342c4c431ff17ea

Scanner detections:
18 / 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 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:
12/25/2024 4:35:21 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
7.11.137.228

avast!
Win32:Adware-gen [Adw]
2014.9-151116

Comodo Security
Application.Win32.Installcore.B
17953

Dr.Web
Trojan.Packed.24524
9.0.1.0320

ESET NOD32
Win32/InstallCore.CX (variant)
9.9559

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

K7 AntiVirus
Unwanted-Program
13.176.11482

Malwarebytes
PUP.Optional.Freemium.A
v2015.11.16.07

McAfee
Artemis!D045C948D10E
5600.6579

Qihoo 360 Security
Win32/Virus.Adware.d55
1.0.0.1015

Reason Heuristics
PUP.installCore.ISfreemium (M)
15.11.16.19

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.151114

SUPERAntiSpyware
9503

Trend Micro House Call
TROJ_GEN.F47V1217
7.2.320

Vba32 AntiVirus
3.12.24.3

VIPRE Antivirus
Trojan.Win32.Generic
27524

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:

Authority:
COMODO CA Limited

Valid from:
7/2/2013 5:00:00 PM

Valid to:
7/3/2014 4:59:59 PM

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:
6/19/1992 3:22:17 PM

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:
7.8130

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 6 URLs.

http://1phads.com/ck.php?oaparams=2__bannerid=68803__zoneid=10222__OXLCA=1__cb=0ebec8e609__oadest=http://utorrent.descargar.es/.../down.php?p=US-1phads

http://utorrent.descargar.es/.../down.php?p=US-1phads

http://1phads.com/ck.php?oaparams=2__bannerid=68803__zoneid=10222__OXLCA=1__cb=04bac912f4__oadest=http://utorrent.descargar.es/.../down.php?p=US-1phads

http://cde1acbd.cdn.takethesoft.com/installers/out/012190122001221877232103/ax/descargares/english/us-1phads/chrome/utorrent/d/.../installer_utorrent_English.exe

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