home

vroot.exe

File

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 vroot.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.0121a.info.
Publisher:
best install tLL  (signed and verified)

Product:
File

Version:
1.9.3.0

MD5:
e558378e06c4df16a415a46c7866920d

SHA-1:
e0e8e2bfcb9a3d0c6b1641c5a942b7f616e4e279

SHA-256:
9a80d7109b1126e6c958415cbffc931f6b80720c31c0aedc123faaa8ce2587f4

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 is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
11/28/2024 2:51:19 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.bestinstalltLL (M)
15.6.28.16

File size:
1.1 MB (1,160,424 bytes)

Product version:
1.9.3.0

Copyright:
File

Original file name:
Ionic.Zip-2015Mar20-191838-31ad6a27-0a9a-4b2d-93a9-a5866269f0ef.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

Digital Signature
Signed by:
best install tLL

Authority:
thawte, Inc.

Valid from:
3/19/2015 12:00:00 AM

Valid to:
1/27/2016 11:59:59 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:
355A9CC68F51E5D1BBE4B60C69AB11E1

File PE Metadata
Compilation timestamp:
3/20/2015 7:18:38 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:TbSaE4mvt/LtBYldx18r+9+qhB9N7Ofpz:TbSv4mv1tBixW+1hB92

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:
7.5813

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

Code size:
464 KB (475,136 bytes)

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

http://get.0121a.info/.../1426879114/1426879114?20765442690ZWVtLzA7bDssKjI2Jl03LDIyMyodbDsxLjIvLyJsNygmZGllX2ldaWM3bXJtb20gZF9rbDcsJnhpaTctIl9qN15lcjQw

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