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skypeupdatesetup.exe

File.org

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application skypeupdatesetup.exe by File.org 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. It is also typically executed from the user's temporary directory.
Publisher:
Software Installer  (signed by File.org)

Product:
Software Installer

Version:
1.2.0.0

MD5:
d88cfe5c1a5575552305e1180ba2bf56

SHA-1:
842baf9faf1829dc8a85c4de18aea6b686e0c105

SHA-256:
463a20d8fb7bf83d464b20b130588d8bbb2f33b3b09492d01b1e85d0d8f87527

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
12/27/2024 6:05:17 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
17.3.12.20

File size:
499.9 KB (511,888 bytes)

Product version:
1.2.0.0

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\skypeupdatesetup.exe

Digital Signature
Signed by:
File.org

Authority:
COMODO CA Limited

Valid from:
4/24/2014 8:00:00 PM

Valid to:
4/25/2015 7:59:59 PM

Subject:
CN=File.org, O=File.org, STREET=Bysoestrade 2B st., L=Holbaek, S=N/A, PostalCode=4300, C=DK

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

Serial number:
00E2D23668FD70A6AD497F37619358D967

File PE Metadata
Compilation timestamp:
10/19/2014 5:19:32 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x134150

Entry point:
60, BE, 00, 30, 4D, 00, 8D, BE, 00, E0, F2, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89...
 
[+]

Entropy:
7.6476

Packer / compiler:
UPX 2.90LZMA

Code size:
392 KB (401,408 bytes)

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