yappyzuninstall.exe

Yappyz

SIEN S.A.

This is the SIEN AppScion Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application yappyzuninstall.exe by SIEN S.A 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 SIEN SuperInstall installer.
Publisher:
SIEN  (signed by SIEN S.A.)

Product:
Yappyz

Version:
6.50.2.0

MD5:
872ed7c8fa7f6cc3268504b1e42e8bee

SHA-1:
342729ee822fcc80d6bd2f15e9975dcade18304a

SHA-256:
8eeca27f567b758cc0e74a7b32789f894bda435d656a80ce3cc4b53846bcbfd2

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:
12/23/2024 10:18:32 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Sien (M)
17.3.12.11

File size:
833.3 KB (853,320 bytes)

Product version:
6.50.2.0

Copyright:
(c)SIEN S.A. All rights reserved.

Original file name:
Setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
SIEN SuperInstall

Language:
English (United States)

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

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
8/21/2012 7:00:00 PM

Valid to:
8/22/2014 6:59:59 PM

Subject:
CN=SIEN S.A., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=SIEN S.A., L=Paris, S=France, C=FR

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
514EA00D30C8C244C3E818890BF73967

File PE Metadata
Compilation timestamp:
2/6/2014 3:57:12 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x5952E

Entry point:
E8, 11, 82, 00, 00, E9, 7F, FE, FF, FF, 3B, 0D, 50, 2C, 4A, 00, 75, 02, F3, C3, E9, 72, 20, 00, 00, 56, 6A, 04, 6A, 20, E8, 13, 87, 00, 00, 59, 59, 8B, F0, 56, FF, 15, FC, 01, 48, 00, A3, E0, 94, 4A, 00, A3, DC, 94, 4A, 00, 85, F6, 75, 05, 6A, 18, 58, 5E, C3, 83, 26, 00, 33, C0, 5E, C3, 6A, 0C, 68, F8, 96, 49, 00, E8, 0E, 40, 00, 00, E8, 78, 3E, 00, 00, 83, 65, FC, 00, FF, 75, 08, E8, 23, 00, 00, 00, 59, 8B, F0, 89, 75, E4, C7, 45, FC, FE, FF, FF, FF, E8, 0B, 00, 00, 00, 8B, C6, E8, 29, 40, 00, 00, C3, 8B...
 
[+]

Code size:
506.5 KB (518,656 bytes)

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