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altoolbar31.exe

ALToolBar Setup

ESTsoft Corp.

This is a self-extracting archive and installer. The file has been seen being downloaded from aldn.altools.co.kr.
Publisher:
ESTsoft Corp.  (signed and verified)

Product:
ALToolBar Setup

Description:
알툴바 설치 프로그램

Version:
3.1.0.0

MD5:
05b6b652b1aca2ec3d90b1b990b2df85

SHA-1:
597aa52623adc4f85684eb64b52efae5c865174f

SHA-256:
cf73b345f21e02a6df04cdc38fe0f5185391ac9c5f9b870be1e96c7cb9c976db

Scanner detections:
2 / 68

Status:
Clean  (2 probable false positive detections)

Explanation:
These detections are probably false positives (erroneous), the file is probably malware free.

Analysis date:
4/16/2024 12:34:13 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
DLOADER.Trojan
9.0.1.0353

Rising Antivirus
JS:Malware.OddJS!5.3E
23.00.65.131217

File size:
8.4 MB (8,802,848 bytes)

Product version:
3.1.0.3

Copyright:
Copyright (C) 2013 ESTsoft Corp. All rights reserved.

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\altoolbar31.exe

Digital Signature
Signed by:
ESTsoft Corp.

Authority:
VeriSign, Inc.

Valid from:
12/1/2011 9:00:00 AM

Valid to:
12/1/2013 8:59:59 AM

Subject:
CN=ESTsoft Corp., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=ESTsoft Corp., L=Seocho-gu, S=Seoul, C=KR

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:
70D1A0AC1A81A201BFC43091FFBE99A0

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):
196608:7OmWIGyXAOjB5CwmjvEKnTq0+TPJ8J7eBBWe/+4jA77Qt5UKd:4yX7y5jvEcTqxTPJyeBrTA7uaK

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:
7.9993

Developed / compiled with:
Microsoft Visual C++

Code size:
23.5 KB (24,064 bytes)

The file altoolbar31.exe has been seen being distributed by the following URL.

http://aldn.altools.co.kr/.../ALToolbar31.exe

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