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kos_setup.exe

Kings Online Security

Kings Information & Network Co., Ltd.

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from img.credit.co.kr and multiple other hosts.
Publisher:
Kings Information & Network Co., Ltd.  (signed and verified)

Product:
Kings Online Security

Description:
Kings Online Security Setup

Version:
1.0.0.3

MD5:
040b5ced96138132eaa5547c23d2e4b5

SHA-1:
4dd6a7e85bed9820ff37c80de9564d672f3600dc

SHA-256:
cc6dc063c5e4cb426e2b2238a82807ecd451c7de5b099c0c0ac8c001cdd61e49

Scanner detections:
1 / 68

Status:
Clean  (1 probable false positive detection)

Explanation:
This is mosty likely a false positive detection, the file is probably clean.

Analysis date:
4/23/2024 7:04:32 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
DLOADER.Trojan
9.0.1.0306

File size:
4.6 MB (4,791,392 bytes)

Product version:
1.0.0.3

Copyright:
Copyright(c) 2015 Kings Information & Network Co., Ltd.

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Kings Information & Network Co., Ltd.

Authority:
VeriSign, Inc.

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

Valid to:
12/11/2017 8:59:59 AM

Subject:
CN="Kings Information & Network Co., Ltd.", O="Kings Information & Network Co., Ltd.", L=Hanamsi, S=Gyeonggido, 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:
20EEE13D89013D9F7380984948758E28

File PE Metadata
Compilation timestamp:
2/25/2012 4:19:59 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
98304:kseh0uo9vFsSnTuSMeqMbSnYKv+yi09xuqSPIBG/nD4:k/hlWeSnTtMbMmnYK5irnPIBG/nE

Entry address:
0x39E3

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, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Entropy:
7.9959

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file kos_setup.exe has been seen being distributed by the following 2 URLs.

https://img.credit.co.kr/resource/product/.../KOS_Setup.exe

http://kings.nefficient.co.kr/kings/KOSNax/.../KOS_Setup.exe

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