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kool-media-converter-setup.exe

Kool Media Converter

Prospera Software, Inc.

The application kool-media-converter-setup.exe by Prospera Software 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. The file has been seen being downloaded from www.bestwebsharing.com.
Publisher:
BestWebSharing LLC  (signed by Prospera Software, Inc.)

Product:
Kool Media Converter

Version:
3.6.0.0

MD5:
e049545aa0f5d1b2c85566b606fa17e3

SHA-1:
a57bbd65295b686495672d677c0357ecbaa9945c

SHA-256:
3ed2943e5b61bd1cca42886d322343c778ebd3a28d2530ddd04596db715fc199

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:
5/9/2024 4:17:13 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.10.3.15

File size:
4.9 MB (5,129,728 bytes)

Copyright:
� BestWebSharing LLC

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\kool-media-converter-setup.exe

Digital Signature
Signed by:
Prospera Software, Inc.

Authority:
VeriSign, Inc.

Valid from:
3/3/2014 3:00:00 AM

Valid to:
6/3/2015 2:59:59 AM

Subject:
CN="Prospera Software, Inc.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Prospera Software, Inc.", L=Suwanee, S=Georgia, 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:
546C3D8AF79CD0909C4F8A5A97399E3C

File PE Metadata
Compilation timestamp:
2/24/2012 10:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
98304:art3P25MRF/CvScu/zXWxOLaES3b51ywEdNMG/02YH5JqhgpZfbpBl4nN6ZdjXjC:s3PDRQqcubGGaES3bEdNp02E5JqipZfY

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:
7.9960

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file kool-media-converter-setup.exe has been seen being distributed by the following URL.

http://www.bestwebsharing.com/.../kool-media-converter-setup.exe

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