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flash_inst.exe

Yahoo! Inc.

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from download.yimg.com.
Publisher:
Yahoo! Inc.  (signed and verified)

Description:
Flash Setup

Version:
10.0.45.2

MD5:
0aca764e0394a1050242657697ee34b0

SHA-1:
ea07a786216b62d90bc6f675c605679ebe1eb732

SHA-256:
2e22e32e49eca4d9d71d44d5a7fe14c45acfbb6b026e4f0ae56d2876328bc5a1

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/23/2025 3:57:29 AM UTC  (today)

File size:
1.9 MB (1,989,064 bytes)

Copyright:
Copyright (c) 2009 Yahoo! Inc.

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

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

Digital Signature
Signed by:
Yahoo! Inc.

Authority:
VeriSign, Inc.

Valid from:
8/13/2009 1:00:00 AM

Valid to:
9/3/2012 12:59:59 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:
11/27/2006 5:36:03 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:30pFrYP2Co43812fYSY34GVU+wk/9whuqzly/DuqJ:30j8PrsYfXY3xVrwvsky7

Entry address:
0x3132

Entry point:
81, EC, 7C, 01, 00, 00, 53, 55, 56, 33, F6, 57, 89, 74, 24, 18, BD, 40, 92, 40, 00, C6, 44, 24, 10, 20, FF, 15, 30, 70, 40, 00, 56, FF, 15, 70, 72, 40, 00, A3, F0, 47, 42, 00, 56, 8D, 44, 24, 30, 68, 60, 01, 00, 00, 50, 56, 68, F8, FC, 41, 00, FF, 15, 58, 71, 40, 00, 68, 30, 92, 40, 00, 68, 40, 3F, 42, 00, E8, 28, 28, 00, 00, BB, 00, B4, 42, 00, 53, 68, 00, 04, 00, 00, FF, 15, B4, 70, 40, 00, E8, 64, FF, FF, FF, 85, C0, 75, 24, 68, FB, 03, 00, 00, 53, FF, 15, B0, 70, 40, 00, 68, 28, 92, 40, 00, 53, E8, 13...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file flash_inst.exe has been seen being distributed by the following URL.

http://download.yimg.com/ycs/msg/dl/msgr10/.../flash.10.0.45.2.exe

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