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winzip190-32_inst.exe

Well Known Media Ltd

The application winzip190-32_inst.exe by Well Known Media has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. 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 download.com.np.
Publisher:
Well Known Media Ltd  (signed and verified)

MD5:
dfd7c282c538b862e3146625894a5771

SHA-1:
20ec4dab42269f519ca5a2b4298bb5167f3d105f

SHA-256:
e5a102dfddb8a6aacd55ae66931a9cd27aba73524648075a26ad76db6ac2ee49

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
11/5/2024 2:38:19 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.Bundler.Meta (L)
16.6.20.23

File size:
752.3 KB (770,360 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\programs\winzip190-32_inst.exe

Digital Signature
Signed by:
Well Known Media Ltd

Authority:
COMODO CA Limited

Valid from:
8/20/2014 5:30:00 AM

Valid to:
8/21/2015 5:29:59 AM

Subject:
CN=Well Known Media Ltd, O=Well Known Media Ltd, STREET=Kissack Court, STREET=29 Parliament Street, L=Ramsey, S=Isle of Man, PostalCode=IM8 1JA, C=IM

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

Serial number:
73CC925BC7B1EAFC96D9C9F2EAA55030

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:nlvpEgGo8+MEmqYWZ9dbUNNCXVoU3NMriA/obS9+56WDM7nd9V:nlvC/d+MEIWzdbRSEXARwYWDM7nd9V

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8172

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

Code size:
37 KB (37,888 bytes)

The file winzip190-32_inst.exe has been seen being distributed by the following URL.

http://download.com.np/uploads/CompressionUtilities/.../winzip190-32_inst.exe

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