showbox.exe

Setup

BEST Install TLL

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application showbox.exe by BEST Install TLL has been detected as adware 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 OutBrowse Revenyou installer. The file has been seen being downloaded from get.down1209tech.info.
Publisher:
BEST Install TLL  (signed and verified)

Product:
Setup

Version:
1.9.3.0

MD5:
f5e6147dc1d105be6cdb2871c969513b

SHA-1:
e24150159833c372367117efbc517b0ad6934202

SHA-256:
73a4432852f17efa5e783420f1b962d39b82c46d636febf500a800d8a16c029f

Scanner detections:
1 / 68

Status:
Adware

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.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/24/2024 5:15:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.BESTInst.Bundler (M)
16.4.19.1

File size:
1.1 MB (1,146,656 bytes)

Product version:
1.9.3.0

Copyright:
Setup

Original file name:
Ionic.Zip-2015Mar01-053316-5c15acf4-2033-4294-9f5d-8f1bb2765fd7.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\showbox.exe

Digital Signature
Authority:
thawte, Inc.

Valid from:
2/17/2015 6:00:00 PM

Valid to:
1/27/2016 5:59:59 PM

Subject:
CN=BEST Install TLL, O=BEST Install TLL, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
36B3501BA8072C657E2E4801843200D3

File PE Metadata
Compilation timestamp:
2/28/2015 11:33:16 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:YbSaE4mvt/mOa1UOz8Unlj++ipOSS4ZZXZ:YbSv4mvoOa1RoUnRapOSSwZJ

Entry address:
0x75F3E

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
7.5741

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
464 KB (475,136 bytes)

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

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