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yowindow.exe

YoWindow 3

Pavel Repkin

The application yowindow.exe by Pavel Repkin has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. While running, it connects to the Internet address static.80.44.9.176.clients.your-server.de on port 80 using the HTTP protocol.
Publisher:
Repkasoft  (signed by Pavel Repkin)

Product:
YoWindow 3

Version:
1, 0, 0, 1

MD5:
6f49e6cce701d4845698498e83b2c746

SHA-1:
1f03b87c7dab959bc6c55e0fb9e9d081ad0c06e8

SHA-256:
516be585088cc2347d90ad72d21957d55623cf0cd068eb8d28bd4ac59bb1bcd1

Scanner detections:
1 / 68

Status:
Adware

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.

Analysis date:
11/27/2024 8:33:01 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Startup.PavelRepkin.I
14.2.22.22

File size:
866.9 KB (887,720 bytes)

Product version:
3, 0, 0, 1

Copyright:
Copyright (C) 2012

Original file name:
Project.rc

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\yowindow\yowindow.exe

Digital Signature
Signed by:
Pavel Repkin

Authority:
StartCom Ltd.

Valid from:
8/30/2011 4:17:25 AM

Valid to:
8/30/2013 11:50:27 AM

Subject:
E=pavel.repkin@gmail.com, CN=Pavel Repkin, L=Saint Petersburg, S=Saint Petersburg City, C=RU, Description=496726-6lnbyJoXvJM0x5wb

Issuer:
CN=StartCom Class 2 Primary Intermediate Object CA, OU=Secure Digital Certificate Signing, O=StartCom Ltd., C=IL

Serial number:
03ED

File PE Metadata
Compilation timestamp:
10/17/2012 9:13:59 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:k3CvmdVbKzongy09TvhDfzqoolwAliK0zjMZgpTgmEbZkW50l2zBbh:2tgxTv1fzBQfiK0fYGTgndkWCMzBd

Entry address:
0x6D0E3

Entry point:
E8, 21, A2, 00, 00, E9, 79, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 53, 33, DB, 39, 5D, 14, 75, 20, E8, B4, 56, 00, 00, 53, 53, 53, 53, 53, C7, 00, 16, 00, 00, 00, E8, DC, DC, FF, FF, 83, C4, 14, 83, C8, FF, E9, C5, 00, 00, 00, 56, 8B, 75, 0C, 57, 8B, 7D, 10, 3B, FB, 74, 24, 3B, F3, 75, 20, E8, 84, 56, 00, 00, 53, 53, 53, 53, 53, C7, 00, 16, 00, 00, 00, E8, AC, DC, FF, FF, 83, C4, 14, 83, C8, FF, E9, 93, 00, 00, 00, C7, 45, EC, 42, 00, 00, 00, 89, 75, E8, 89, 75, E0, 81, FF, FF, FF, FF, 3F, 76, 09, C7...
 
[+]

Code size:
584.5 KB (598,528 bytes)

User Start Menu Item
Name:
yowindow.exe


The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to static.80.44.9.176.clients.your-server.de  (176.9.44.80:80)

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