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isopensetup.exe

ISOpen

Koyote-Lab Inc.

The application isopensetup.exe by Koyote-Lab 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 download.cdn.koyotesoft.com.
Publisher:
Koyote-Lab Inc.  (signed and verified)

Product:
ISOpen

Description:
ISOpen Install

Version:
1.0.0.0

MD5:
ca0c8b61f23d9649a9b32e790af45dff

SHA-1:
26c2d6c11418f80ce7062eafd1a954cb3f1950c5

SHA-256:
511171c70e1ca591aded9a250cb5d85145c70044042661ca92d4ca467c919837

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:
12/25/2024 5:24:27 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Bandoo.KoyoteLa.Installer (M)
16.4.11.11

File size:
816.5 KB (836,088 bytes)

Product version:
1.0.0.125913

Copyright:
Copyright (c) 2012

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Digital Signature
Signed by:
Koyote-Lab Inc.

Authority:
Thawte, Inc.

Valid from:
2/23/2012 1:00:00 AM

Valid to:
2/22/2014 12:59:59 AM

Subject:
CN=Koyote-Lab Inc., OU=DEV, O=Koyote-Lab Inc., L=Panama City, S=Panama, C=PA

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

Serial number:
7AD16C59E384A2E3D38D2287483F9B2B

File PE Metadata
Compilation timestamp:
4/10/2010 2:19:23 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:U0aY7dY7pDRM1TJ8BhutSK8g18HZAEpZ3tG:USdidWtGuEK855AEpHG

Entry address:
0x33E9

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, 70, 85, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 80, 40, 00, 55, FF, 15, B0, 82, 40, 00, 6A, 08, A3, 78, 06, 47, 00, E8, 67, 27, 00, 00, 55, 68, B4, 02, 00, 00, A3, 90, 05, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 6C, 85, 40, 00, FF, 15, 80, 81, 40, 00, 68, 54, 85, 40, 00, 68, 80, 85, 46, 00, E8, 35, 26, 00, 00, FF, 15, B0, 80, 40, 00, 50, BF, A0, 10, 4C, 00, 57, E8, 23, 26, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

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

http://download.cdn.koyotesoft.com/r/cdn/.../ISOpenSetup.exe

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