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attytb_setup.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.
Publisher:
Yahoo! Inc.  (signed and verified)

Description:
AT&TYahoo! Toolbar Bootstrapper Setup

Version:
2015.06.12.01

MD5:
dcf7026418fe236ec52a0c92e6a64682

SHA-1:
51f81fd11b2a3e81b464ab80bda72bee6cd23cba

SHA-256:
f6bc8bc55131a95f4113bc907223d80a5e85c2af48e6cd9f1ff3340b681ecfaa

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/18/2024 4:10:51 PM UTC  (today)

File size:
3.3 MB (3,470,520 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\content.ie5\{random}\attytb_setup.exe

Digital Signature
Signed by:
Yahoo! Inc.

Authority:
VeriSign, Inc.

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

Valid to:
9/2/2015 6:59:59 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:
4/10/2010 7:19:23 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
98304:qk1YIxHIT547oOE45NSa0iiHRt+9fqKIrM8gj+934:qk1YIlc54JE4vbYCxqtr++x4

Entry address:
0x33E9

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, 70, 85, 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, B0, 82, 40, 00, 6A, 08, A3, 78, 06, 47, 00, E8, 67, 27, 00, 00, 55, 68, B4, 02, 00, 00, A3, 90, 05, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 6C, 85, 40, 00, FF, 15, 80, 81, 40, 00, 68, 54, 85, 40, 00, 68, 80, 85, 46, 00, E8, 35, 26, 00, 00, FF, 15, B0, 80, 40, 00, 50, BF, A0, 10, 4C, 00, 57, E8, 23, 26, 00, 00...
 
[+]

Entropy:
7.9045

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

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

https://sxp.yimg.com/gj/att/ytb/.../attytb_setup.exe

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