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Update.exe

Yahoo Messenger

Yahoo! Inc.

It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘Yahoo Messenger’.
Publisher:
Yahoo!, Inc  (signed by Yahoo! Inc.)

Product:
Yahoo Messenger

Version:
1.4.3.0

MD5:
6c13942c4cb6059c1d3828dfc27a5701

SHA-1:
429e00d9411f864792096e75bf8391c751a55b5e

SHA-256:
ac96598d47ba17900c29e48d19f41b92ecd849a929b0617bd5d115aca5252fdd

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
1/12/2025 8:49:25 AM UTC  (today)

File size:
2.1 MB (2,189,840 bytes)

Product version:
1.4.3.0

Copyright:
Copyright © Yahoo!, Inc 2016

Original file name:
Update.exe

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Yahoo! Inc.

Authority:
Symantec Corporation

Valid from:
5/10/2016 9:00:00 AM

Valid to:
5/12/2018 8:59:59 AM

Subject:
CN=Yahoo! Inc., OU=Communications, O=Yahoo! Inc., L=Sunnyvale, S=California, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
3B2679059719DC063215D3AB46099C5F

File PE Metadata
Compilation timestamp:
8/20/2016 7:55:38 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x20AADE

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
5.8364

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
2 MB (2,132,992 bytes)

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

Name:
Yahoo Messenger

Command:
"C:\users\{user}\appdata\local\yahoomessenger\update.exe" --processstart "yahoo messenger.exe"


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