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MediaUpdateSetup.exe

MediaUpdate

KoreaMediaLab Co.,Ltd

The application MediaUpdateSetup.exe, “MediaUpdate Installer” by KoreaMediaLab Co.,Ltd has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer.
Publisher:
KoreaMediaLab Co.,Ltd  (signed and verified)

Product:
MediaUpdate

Description:
MediaUpdate Installer

Version:
1.3.0.0

MD5:
cec86630d76acd9a614d5e243f1fdee6

SHA-1:
38e194caae423f537a5bf75986f4649cdae525a1

SHA-256:
2165b4ca543dabf81a9e4799cf386f3845d2acb3e5f8a688c8a7d684d249856b

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
5/11/2024 7:33:02 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.KoreaMediaLab.Installer (M)
16.2.7.23

File size:
238.1 KB (243,792 bytes)

Product version:
1.3.0.0

Copyright:
Copyright (C) KoreaMediaLab Co.,Ltd. All rights reserved.

Original file name:
MediaUpdateSetup.exe

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\koreamedialab\mediaupdate\mediaupdatesetup.exe

Digital Signature
Signed by:
KoreaMediaLab Co.,Ltd

Authority:
Thawte, Inc.

Valid from:
6/24/2014 4:00:00 AM

Valid to:
6/25/2015 3:59:59 AM

Subject:
CN="KoreaMediaLab Co.,Ltd", O="KoreaMediaLab Co.,Ltd", L=Gangnam-gu, S=Seoul, C=KR

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
22FF221EEE3921FB5AD4751545E33D41

File PE Metadata
Compilation timestamp:
12/6/2009 2:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:Ce343XZjnDW6DquCUxaM6HcY/bOJUICkss:C7Dh27UxapYDXN

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.7298

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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