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installer_jdownloader.exe

Onekit Internet S,L

The application installer_jdownloader.exe by Onekit Internet S,L has been detected as adware by 14 anti-malware scanners. The program is a setup application that uses the OneKit Downloader installer. The file has been seen being downloaded from jdownloader.com.
Publisher:
Onekit Internet S,L  (signed and verified)

MD5:
3226c37caf899a3758af3aca0e5b9c01

SHA-1:
5022dedbbd26cad767885b66db445cb64df3fb4b

SHA-256:
72fb7bd46380affb0ed0b05b13cdade528d61557ff8daf43a4acf73d0b447a58

Scanner detections:
14 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

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:
4/26/2024 4:31:26 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
Adware/InstaCore.onb
7.11.173.198

AVG
Adware BundleApp_r.Z
2014.0.4015

Baidu Antivirus
PUA.Win32.Vittalia
4.0.3.14922

Clam AntiVirus
Win.Trojan.Agent-760080
0.98/19413

Comodo Security
TrojWare.Win32.Agent.IEXT
19585

Dr.Web
Trojan.DownLoader11.20646
9.0.1.05190

ESET NOD32
Win32/Vittalia.Q potentially unwanted application
7.0.302.0

IKARUS anti.virus
AdWare.BundleApp
t3scan.1.7.8.0

Malwarebytes
PUP.Optional.OneKit
v2014.09.22.05

McAfee
CryptVittalia
5600.7000

Norman
Vittalia.AXXN
11.20140922

Reason Heuristics
PUP.OnekitInternetSL.V
14.9.22.5

VIPRE Antivirus
Threat.4782551
32938

File size:
5.2 MB (5,501,320 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OneKit Downloader

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

Digital Signature
Signed by:
Onekit Internet S,L

Authority:
GlobalSign nv-sa

Valid from:
4/15/2013 7:25:37 PM

Valid to:
5/18/2016 1:11:52 PM

Subject:
E=info@onekit.com, CN="Onekit Internet S,L", O="Onekit Internet S,L", L=Cerdanyola Del Valles, S=Barcelona, C=ES

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

Serial number:
11216C6B688869B7980323D94C3965BBB528

File PE Metadata
Compilation timestamp:
7/8/2014 11:25:50 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
49152:Cs70+WKPgae9Wrn4BDrF4nqbXQaWjJd6nniS0LfCrB45h32p0QWw24/PMUb47zNX:C0kO

Entry address:
0x1C0BB

Entry point:
E8, B7, 9D, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 10, D5, 43, 00, E8, 6F, 41, 00, 00, E8, 60, 37, 00, 00, 0F, B7, F0, 6A, 02, E8, 4A, 9D, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 48, 68, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
192.5 KB (197,120 bytes)

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

http://jdownloader.com/.../installer_jdownloader.exe

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