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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. This is the uninstaller utility registered in the Windows Control Panel for the program Yappyz by Yappyz.
Publisher:
SIEN  (signed by SIEN S.A.)

Product:
Yappyz

Version:
6.39.1.0

MD5:
f3edc48118ad9d1a0c149ff940b1f41f

SHA-1:
ca8ed027e6788d979ea415ad7ee0fd9059ee853e

SHA-256:
1f48d4f3203a7e3dad386045041c48f4f8ffb005970b0a8f9ccb03726439c45c

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/23/2024 10:49:39 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Sien (M)
17.3.2.20

File size:
769.3 KB (787,752 bytes)

Product version:
6.39.1.0

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:
SIEN S.A.

Authority:
VeriSign, Inc.

Valid from:
8/22/2012 7:00:00 AM

Valid to:
8/23/2014 6:59:59 AM

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:
9/23/2013 7:36:36 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x20B6A0

Entry point:
60, BE, 00, 50, 55, 00, 8D, BE, 00, C0, EA, 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:
7.8987

Packer / compiler:
UPX 2.90LZMA

Code size:
732 KB (749,568 bytes)

Program Uninstaller
Program name:
Yappyz

Display publisher:
Yappyz

Display version:
27.1.1419.0

Uninstall string:
"C:\users\{user}\appdata\local\yappyzuninstall\yappyzuninstall.exe" \uninstall


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