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windopt.exe

torangcommunications

The application windopt.exe by torangcommunications has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘windvieweropt’.
Publisher:
torangcommunications  (signed and verified)

Version:
1.0.0.1

MD5:
c72eec8d7cac259c87b102a379cd0bbc

SHA-1:
c0a523f7c8ed47def770c495fab95f384e1a93fe

SHA-256:
82a9f7f1f0688208c128923b4c1738c10319c41320b58d2148aea1d01c7130bf

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:
11/16/2024 3:59:11 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.torangco (M)
16.3.16.18

File size:
144.1 KB (147,600 bytes)

Product version:
1.0.0.1

Copyright:
Copyright (C) 2012

Original file name:
windopt.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\windviewer\windopt.exe

Digital Signature
Signed by:
torangcommunications

Authority:
Thawte, Inc.

Valid from:
3/14/2012 9:00:00 AM

Valid to:
4/14/2013 8:59:59 AM

Subject:
CN=torangcommunications, O=torangcommunications, L=kangnam, S=seoul, C=KR

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
4B8FEA32F931A6055DD3A6FBD2EFA432

File PE Metadata
Compilation timestamp:
11/20/2012 2:53:13 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:6sLDaHMX+0apJPsl6kVKDLDxrxtdnMcpbi:DLDaHMX+DdcbVoPMcpW

Entry address:
0x6294

Entry point:
E8, E1, 5E, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 68, 03, 41, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, FC, 00, 41, 00, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, 88, 61, 41, 00, 89, 0D, 84, 61, 41, 00, 89, 15, 80, 61, 41, 00, 89, 1D, 7C, 61, 41, 00, 89, 35, 78, 61, 41, 00, 89, 3D...
 
[+]

Entropy:
5.8910

Code size:
60 KB (61,440 bytes)

Startup File (User Run)
Registry location:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
windvieweropt

Command:
C:\Program Files\windviewer\windopt.exe


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