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ultimate-windows-tweaker.exe

dobreprogramy sp. z o.o.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application ultimate-windows-tweaker.exe by dobreprogramy sp. z o.o has been detected as adware by 3 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 download4.dobreprogramy.pl.
Publisher:
dobreprogramy sp. z o.o.  (signed and verified)

MD5:
735f3ffe899b040d7c9bcafcd7bba560

SHA-1:
f728f1a1a7cf8bc054123e34898adcea379e5a0b

SHA-256:
88d344443b42db2b5303d14f68384143b100548374ddd9882cecaf17b132a6e3

Scanner detections:
3 / 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:
5/19/2024 5:13:15 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/InstallCore.CH potentially unwanted application
8.0.319.0

Reason Heuristics
PUP.installCore.dobrepro (M)
16.7.27.0

VIPRE Antivirus
Threat.4150696
50674

File size:
669.2 KB (685,248 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\documents and settings\user\moje dokumenty\downloads\ultimate-windows-tweaker.exe

Digital Signature
Signed by:
dobreprogramy sp. z o.o.

Authority:
COMODO CA Limited

Valid from:
6/6/2013 12:00:00 AM

Valid to:
6/6/2014 11:59:59 PM

Subject:
CN=dobreprogramy sp. z o.o., O=dobreprogramy sp. z o.o., STREET=Al. Jana Kasprowicza 94, L=Wrocław, S=dolnośląskie, PostalCode=51-145, C=PL

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

Serial number:
00EFC6EDE5717968B796D7BFF8BE2536E9

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:ayMJfsGnYrKnA0KSJCvBMuBKCdqQvI4T/6KaMbeWZ0auAikIp3Hl1PJIEcKb68ng:ayMJfsjr+8S4djCKDKoKkIp3+r61

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...
 
[+]

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

Code size:
36 KB (36,864 bytes)

The file ultimate-windows-tweaker.exe has been seen being distributed by the following URL.

http://download4.dobreprogramy.pl/.../x86

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