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yahoo_firefox_us_wrap_2013.09.18.01.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 sxp.yimg.com and multiple other hosts.
Publisher:
Yahoo! Inc.  (signed and verified)

Description:
Yahoo! Firefox Bootstrapper Setup

Version:
2013.09.18.01

MD5:
5252278484097a7827a8df571ecf2d78

SHA-1:
e7e7e8b6fdd84400829ce8e66aa1b0dbc6de618d

SHA-256:
a1361f2c0c1521c09b15a429e6fb31a92b37321c44cd537514ad68ac67ffc21a

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/25/2024 3:59:14 PM UTC  (today)

File size:
255.9 KB (262,056 bytes)

Copyright:
Copyright (c) 2012 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\microsoft\windows\temporary internet files\low\content.ie5\{random}\yahoo_firefox_us_wrap_2013.09.18.01.exe

Digital Signature
Signed by:
Yahoo! Inc.

Authority:
VeriSign, Inc.

Valid from:
7/23/2012 5:00:00 PM

Valid to:
9/2/2015 4:59:59 PM

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 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
2AD1AAA3D5861BAA7EE860253051309D

File PE Metadata
Compilation timestamp:
9/26/2011 6:21:28 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:kC0bz037l+uK2mVemGd3hykwl1pzbf+V+zPZA:kCk037lV4VlGd3E1zzyEzBA

Entry address:
0x3883

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, 68, 92, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 36, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 64, 92, 40, 00, FF, 15, 84, 81, 40, 00, 68, 4C, 92, 40, 00, 68, C0, AD, 46, 00, E8, 18, 27, 00, 00, FF, 15, B0, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 06, 27, 00, 00...
 
[+]

Entropy:
7.8205

Packer / compiler:
Nullsoft install system v2.x

Code size:
27.5 KB (28,160 bytes)

The file yahoo_firefox_us_wrap_2013.09.18.01.exe has been discovered within the following programs.

Mozilla Firefox 26.0 (x86 en-US)  by Mozilla
Mozilla Firefox is a free and open source web browser. Firefox 26 changed the behavior of Java plugins to "click-to-play" mode instead of automatically running them.
www.mozilla.org/en-US
5% remove it
Mozilla Firefox 31.0 (x86 en-US)  by Mozilla
Firefox has established a reputation as one of the most innovative web browsers in the market.
www.mozilla.org
9% remove it
 
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The file yahoo_firefox_us_wrap_2013.09.18.01.exe has been seen being distributed by the following 4 URLs.

https://sxp.yimg.com/ei/toolbar/.../yahoo_firefox_us_wrap_2013.09.18.01.exe

https://downloads.yahoo.com/download/ff/.../win

http://xp.yimg.com/ei/toolbar/.../yahoo_firefox_us_wrap_2013.09.18.01.exe

http://rd.downloads.yahoo.com/ff/.../win

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