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skypesetup.exe

Secure Installer

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application skypesetup.exe by Secure Installer 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.
Publisher:
Secure Installer  (signed and verified)

MD5:
d6284f0a2cd6eb1cfe23e4bf860f379c

SHA-1:
765469506c910648c62badf2baa1a20eea506739

SHA-256:
35cbdc111adfc558ca5d1f719d5f8565556901efc0d52f66c3dd176157d75fa7

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:
11/23/2024 10:51:14 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
17.3.9.17

File size:
618.6 KB (633,480 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore

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

Digital Signature
Signed by:
Secure Installer

Authority:
COMODO CA Limited

Valid from:
9/24/2012 8:00:00 PM

Valid to:
9/25/2013 7:59:59 PM

Subject:
CN=Secure Installer, O=Secure Installer, STREET=720 Market Street, STREET=5th floor, L=San Francisco, S=CA, PostalCode=94102, C=US

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

Serial number:
00C3507C1ADDE6B4C52E5426990F85CA2B

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x130E40

Entry point:
60, BE, 00, 00, 4A, 00, 8D, BE, 00, 10, F6, FF, C7, 87, 10, 57, 0E, 00, BE, 63, 31, 38, 57, 83, CD, FF, EB, 0E, 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...
 
[+]

Entropy:
7.8468

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.22 (Delphi) stub

Code size:
584 KB (598,016 bytes)

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