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yset.exe

Yahoo! Inc.

The program is a setup application that uses the Wise Installer installer. The file has been seen being downloaded from xh.yimg.com and multiple other hosts.
Publisher:
Yahoo! Inc.  (signed and verified)

Description:
Yahoo! Messenger

Version:
11.0.0.2009

MD5:
a32107744fa3b6ff911195c881287fd6

SHA-1:
a3e5b250c3c717c4b4ca77aae946a8c3d30c697d

SHA-256:
c5b1a129f91f706dfd311590cd47a35a7a6076821c1461130423ab37556802a1

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
12/25/2024 8:18:46 AM UTC  (today)

File size:
18.1 MB (18,930,520 bytes)

Copyright:
1997-2010 Yahoo! Inc.

File type:
Executable application (Win32 EXE)

Installer:
Wise Installer

Language:
English (United States)

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

Digital Signature
Signed by:
Yahoo! Inc.

Authority:
VeriSign, Inc.

Valid from:
8/13/2009 3:00:00 AM

Valid to:
9/3/2012 2:59:59 AM

Subject:
CN=Yahoo! Inc., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Yahoo! Inc., L=Santa Clara, S=CA, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2009-2 CA, OU=Terms of use at https://www.verisign.com/rpa (c)09, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
3D7A9A7D12556AB8688CA048C60F6018

File PE Metadata
Compilation timestamp:
4/8/1999 11:24:47 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
393216:11q3NV7G6Ez3PG9RwN2p8sCruGf18n+RjwAfYpTUOqd:11+3bcu9RwkSsCZf1y+Rwvqd

Entry address:
0x1000

Entry point:
55, 8B, EC, 81, EC, 78, 05, 00, 00, 53, 56, BE, 04, 01, 00, 00, 57, 8D, 85, 94, FD, FF, FF, 56, 33, DB, 50, 53, FF, 15, 34, 20, 40, 00, 8D, 85, 94, FD, FF, FF, 56, 50, 8D, 85, 94, FD, FF, FF, 50, FF, 15, 30, 20, 40, 00, 8B, 3D, 2C, 20, 40, 00, 53, 53, 6A, 03, 53, 6A, 01, 8D, 85, 94, FD, FF, FF, 68, 00, 00, 00, 80, 50, FF, D7, 83, F8, FF, 89, 45, FC, 0F, 84, 7B, 01, 00, 00, 8D, 85, 90, FC, FF, FF, 50, 56, FF, 15, 28, 20, 40, 00, 8D, 85, 98, FE, FF, FF, 50, 53, 8D, 85, 90, FC, FF, FF, 68, 10, 30, 40, 00, 50...
 
[+]

Entropy:
7.9980

Packer / compiler:
Wise Installer Stub

Code size:
512 Bytes (512 bytes)

The file yset.exe has been seen being distributed by the following 11 URLs.

http://xh.yimg.com/gj/msgr/11/.../ymsgr1100_2009_us.exe

http://f30.softwaretop.net/2107tmp/cf/soft/2013/7/.../yaho-messenger_11002009.exe

http://cdn02.rada.vn/Data/Soft/2011/06/.../ymsgr11_us.exe

http://www.ymlover.com/?dl_id=193

http://cdn03.rada.vn/Data/Soft/2011/06/.../ymsgr11_us.exe

http://software.oldversion.com/download.php?f=YTo1OntzOjQ6InRpbWUiO2k6MTQ1NzQ2OTAyNztzOjI6ImlkIjtpOjcwNTtzOjQ6ImZpbGUiO3M6Mjk6IjExLjAuMC4yMDA5LXVzX3ltc2dyX2luc3QuZXhlIjtzOjM6InVybCI7czo2MToiaHR0cDovL3d3dy5vbGR2ZXJzaW9uLmNvbS93aW5kb3dzL3lhaG9vLW1lc3Nlbmdlci0xMS0wLTAtMjAwOSI7czo0OiJwYXNzIjtzOjMyOiI4MDI2YmJiODc3ZTE3YzI0ZWQ0NTY5YzFjMzAyYmRlOCI7fQ==

http://software.oldversion.com/download.php?f=YTo1OntzOjQ6InRpbWUiO2k6MTQ1NDQyNDkwNTtzOjI6ImlkIjtpOjcwNTtzOjQ6ImZpbGUiO3M6Mjk6IjExLjAuMC4yMDA5LXVzX3ltc2dyX2luc3QuZXhlIjtzOjM6InVybCI7czo2MToiaHR0cDovL3d3dy5vbGR2ZXJzaW9uLmNvbS93aW5kb3dzL3lhaG9vLW1lc3Nlbmdlci0xMS0wLTAtMjAwOSI7czo0OiJwYXNzIjtzOjMyOiI0ZGJjMzI3NWY5ZjZkYmVlOWY4MDFmMDc1YzVjNjJlNCI7fQ==

http://w6.mien-phi.com/Data/Soft/2011/06/.../ymsgr11_us.exe

http://w1.mien-phi.com/Data/Soft/2011/06/.../ymsgr11_us.exe

http://w7.mien-phi.com/Data/Soft/2011/06/.../ymsgr11_us.exe

http://w2.mien-phi.com/Data/Soft/2011/06/.../ymsgr11_us.exe

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