home

dropbox.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 dropbox.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 installer is marketed through download protals and search ads as Dropbox but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
beSt InstAlL Tll  (signed and verified)

Product:
File

Version:
1.9.3.0

MD5:
1e7db035a8af52f354b89bca4c075fad

SHA-1:
dab94d4ef8feae373b859262c3ac37aa46f8f4e7

SHA-256:
f0090115e63d9f6608c12b0798cb6bd2ce206017237c41d74d2c53e359a4f43c

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:
12/27/2024 3:01:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.beStInstAlLTll (M)
15.7.6.11

File size:
1 MB (1,100,992 bytes)

Product version:
1.9.3.0

Copyright:
File

Original file name:
Ionic.Zip-2015Mar27-203749-0ad54a83-abd6-4935-a3bd-4f28778050ce.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

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

Digital Signature
Signed by:
beSt InstAlL Tll

Authority:
thawte, Inc.

Valid from:
3/26/2015 1:00:00 AM

Valid to:
1/28/2016 12:59:59 AM

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:
255F2A8A78CF778AA5003860138E1F38

File PE Metadata
Compilation timestamp:
3/27/2015 9:37:49 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:nbSaE4mvt/UTZqzxPG4vilTarxc9Vw2H1O:nbSv4mv60s80OFc9Vb

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...
 
[+]

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

Code size:
464 KB (475,136 bytes)

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

http://get.down0101life.info/1427488675/1427488675/.../ajswMjU1KyFdPDIrMTMwJmg1LSkzMyskbToxImhtaGN1XXJtXm1hNU5ec3VqJGR1ZXFqZzZndG5uciIzXR0tXyQyYGIwZmxkbysxLzBzY3Y1Ll9kam5jZmxtbXEual1vHjFmXWpoYm5wHS1fQ3JpbmFseCcqKS8tMihjd2ImYHFpWmxpXWxgamU5PG1ob2JpdiVjaWhdaVpsZTdCcWxwXmdzH2hjaWw8LyZ2YWs2MSZdajxkZXAsMg

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