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altoolbar391.exe

ALToolBar Setup

ESTsoft Corp.

This is a self-extracting archive and installer. The file has been seen being downloaded from advert.estsoft.com and multiple other hosts.
Publisher:
ESTsoft Corp.  (signed and verified)

Product:
ALToolBar Setup

Description:
알툴바 설치 프로그램

Version:
3.91.0.0

MD5:
37cd44ec6ab7f35079a2cee2b502d3ab

SHA-1:
66b6ca17af8c1801d231ac2e8cd306b9ef776079

SHA-256:
f2fb2235832cdc261a480882bb3e7c035a3ce1ef8e0ecd471e03a3db29b5153a

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
12/25/2024 5:09:06 PM UTC  (today)

File size:
11.2 MB (11,790,096 bytes)

Product version:
3.9.1.1

Copyright:
Copyright (C) 2016 ESTsoft Corp. All rights reserved.

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\altoolbar391.exe

Digital Signature
Signed by:
ESTsoft Corp.

Authority:
Symantec Corporation

Valid from:
11/25/2015 9:00:00 AM

Valid to:
1/24/2018 8:59:59 AM

Subject:
CN=ESTsoft Corp., O=ESTsoft Corp., L=Seocho-gu, S=Seoul, C=KR

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
0465A313E4BAE010B18BD518027D4A88

File PE Metadata
Compilation timestamp:
12/1/2010 2:20:35 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
196608:OvnOzXPR0rQMhSzTuWJPyE5PlBJmvGTOVF+fTwWDmsbDOTvKr0awNoEq/j5:OPOz5jMhSzT1TJmvGTOzokzsb0Cr0BNW

Entry address:
0x347F

Entry point:
55, 8B, EC, 81, EC, 84, 01, 00, 00, 53, 56, 33, DB, 57, 89, 5D, F0, C7, 45, F8, B0, 73, 40, 00, 89, 5D, FC, C6, 45, F4, 20, FF, 15, B8, 70, 40, 00, A3, B8, 31, 59, 00, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, F8, 7C, 59, 00, E8, 9A, 26, 00, 00, 8B, 35, 20, 72, 40, 00, 68, 50, 74, 40, 00, A3, 00, 7C, 59, 00, FF, D6, 68, 40, 74, 40, 00, A3, 20, 90, 40, 00, FF, D6, 68, 30, 74, 40, 00, A3, 24, 90, 40, 00, FF, D6, 68, 20, 74, 40, 00, A3, 28, 90...
 
[+]

Entropy:
7.9978

Developed / compiled with:
Microsoft Visual C++

Code size:
23.5 KB (24,064 bytes)

The file altoolbar391.exe has been seen being distributed by the following 4 URLs.

http://advert.estsoft.com/?event=200908171115045

http://sdn.altools.co.kr/.../ALToolbar391.exe

http://advert.estsoft.com/?event=200803279358186

http://aldn.altools.co.kr/.../ALToolbar391.exe

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