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jdownloader2setup.exe

Appwork GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application jdownloader2setup.exe by Appwork GmbH has been detected as a potentially unwanted program by 4 anti-malware scanners. The program is a setup application that uses the installCore installer. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages. The file has been seen being downloaded from d.computerbild.de.
Publisher:
Appwork GmbH  (signed and verified)

MD5:
61705457172ec63f81ee374f4f4983e4

SHA-1:
3053a879683cac788352edf316e4d8b2ecfa49ad

SHA-256:
aeffb898ecf7d787e187f71672e4fb79b086f78a00cacfcbf3d8c3b829ddc8c8

Scanner detections:
4 / 68

Status:
Potentially unwanted

Explanation:
Injects advertising in the web browser in various formats.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/26/2024 11:02:34 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

AVG
BundleApp
2016.0.2932

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15118

Reason Heuristics
PUP.installCore.Installer (M)
15.11.8.8

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.4

File size:
294.2 KB (301,296 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\jdownloader2setup.exe

Digital Signature
Signed by:
Appwork GmbH

Authority:
thawte, Inc.

Valid from:
1/28/2015 1:00:00 AM

Valid to:
1/29/2016 12:59:59 AM

Subject:
CN=Appwork GmbH, O=Appwork GmbH, L=Fürth, S=Bayern, C=DE

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

Serial number:
4C87501159A97E0FA43CF04A705381FC

File PE Metadata
Compilation timestamp:
10/7/2014 6:40:23 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:H8dNXSEo7NBjYjWV58fGm3ZlaECSyFW9H71ke6QU/4OkVokku3yprswNRgD1:UO1DBqGS0Whqd/cH4rsw3gZ

Entry address:
0x30E2

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 90, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, 1C, 71, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 09, A3, 78, E4, 42, 00, E8, A8, 2D, 00, 00, A3, C4, E3, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, 00, 88, 42, 00, FF, 15, 64, 71, 40, 00, 68, 80, 91, 40, 00, 68, C0, DB, 42, 00, E8, 52, 2A, 00, 00, FF, 15, 20, 71, 40, 00, BD, 00, 40, 43, 00, 50, 55, E8, 40, 2A...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file jdownloader2setup.exe has been seen being distributed by the following URL.

http://d.computerbild.de/downloads/.../JDownloader2Setup.exe

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