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ybp_inst.exe

Yahoo! Inc.

This is a setup program which is used to install the application. The file has been seen being downloaded from download.yimg.com and multiple other hosts.
Publisher:
Yahoo! Inc.  (signed and verified)

MD5:
9ae22bf32242d23dce2fb5eac7cff701

SHA-1:
968616ee2da58e5d6a244850dc29bf9ba66c07e4

SHA-256:
4a26f159dcfef1cf0a6fc22f58cecbe268f01b11b08ed7e3d084fece0bfdfd58

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
12/26/2024 6:03:46 PM UTC  (today)

File size:
3.5 MB (3,714,784 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\ybp_inst.exe

Digital Signature
Signed by:
Yahoo! Inc.

Authority:
VeriSign, Inc.

Valid from:
8/13/2009 4:00:00 AM

Valid to:
9/3/2012 3:59:59 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:
8/3/2010 4:03:09 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:zmnCaCfGmr/eKxpA+3YlGQo1GBdDj4dxOR6FleYoCkVT+s5+AGxJXrmaFNglUQv:i4+mP3EGa7vSxk6FwpVasuxJ7mCG6u

Entry address:
0x1E274

Entry point:
E8, 60, B9, 00, 00, E9, 78, FE, FF, FF, CC, CC, 51, 8D, 4C, 24, 04, 2B, C8, 1B, C0, F7, D0, 23, C8, 8B, C4, 25, 00, F0, FF, FF, 3B, C8, 72, 0A, 8B, C1, 59, 94, 8B, 00, 89, 04, 24, C3, 2D, 00, 10, 00, 00, 85, 00, EB, E9, 8B, FF, 55, 8B, EC, 8B, 45, 08, 56, 8B, F1, C6, 46, 0C, 00, 85, C0, 75, 63, E8, 68, 74, 00, 00, 89, 46, 08, 8B, 48, 6C, 89, 0E, 8B, 48, 68, 89, 4E, 04, 8B, 0E, 3B, 0D, 30, C0, 44, 00, 74, 12, 8B, 0D, 48, BF, 44, 00, 85, 48, 70, 75, 07, E8, DB, 4A, 00, 00, 89, 06, 8B, 46, 04, 3B, 05, E8, C4...
 
[+]

Entropy:
7.9605  (probably packed)

Code size:
231 KB (236,544 bytes)

The file ybp_inst.exe has been seen being distributed by the following 2 URLs.

http://download.yimg.com/ycs/msg/dl/msgr10/.../bpi_2.9.8.exe

http://xp.yimg.com/gj/msgr/11/.../bpi_2.9.8.exe

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