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dropbox.exe

Internet Web

Advertiso GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application dropbox.exe, “Internet Web Setup ” by Advertiso GmbH 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 installCore 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:
Software   (signed by Advertiso GmbH)

Product:
Internet Web

Description:
Internet Web Setup

Version:
4.8.4.0

MD5:
a2c89dbc74ec76eaa022cd18d9480830

SHA-1:
49a2c7678684ed8b5be70ea200c8afe35016710f

SHA-256:
54c3e2b83be63df96a2f60e6773f800f2a9cddd2427e1f6691e8ceaee8b46b12

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:
12/25/2024 4:16:51 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
17.1.26.4

File size:
712.5 KB (729,640 bytes)

Product version:
5.3.9

Copyright:
Web App

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
Advertiso GmbH

Authority:
GlobalSign nv-sa

Valid from:
2/17/2015 9:15:45 AM

Valid to:
2/18/2016 9:15:45 AM

Subject:
CN=Advertiso GmbH, O=Advertiso GmbH, L=Hamburg, S=Hamburg, C=DE

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112174199E19DC47E8626A3FC3B34B556C25

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.8529

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

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

http://cdn.neronac.com/c?x=HcH1Lfr7Xn83T2GfoZsva jQs10oQfhKinHCaB06xpI=&c= OkKOP62xlc77elN8mCQnOiTJN3UPNrM/3k0kPM3Xs82pCqKWa TJGUyw69rdsv9mAkzEXsowBg3nk OVxhukA==&downloadAs=dropbox.exe&fallback_url=http://securecloudfiledownload1426666025.s3-website-eu-west-1.amazonaws.com/second/s/.../Dropbox2.6.18Meta.exe

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