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internetdownloadmanager.exe

WorldSetup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application internetdownloadmanager.exe by WorldSetup has been detected as adware by 13 anti-malware scanners. The program is a setup application that uses the installCore installer. During install, it bundles potentially unwanted software on a user's computer at the same time without adequate consent. The file has been seen being downloaded from cdnus.wawosodadol.com.
Publisher:
WorldSetup  (signed and verified)

MD5:
89ad1f0cc69d6f62c650a4a504c03d9b

SHA-1:
7e754a5bcbecd2e4e1ac7434980a1c5acde9e63b

SHA-256:
5975f7a07a984e1213d052775b79e5a3e492d3e3b275415715e5a8a180afdf87

Scanner detections:
13 / 68

Status:
Adware

Explanation:
May bundle additional potentially unwanted software such as adware during setup.

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:
12/5/2024 1:09:29 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.150.104

AVG
InstallCore
2015.0.3469

Comodo Security
Application.Win32.Installcore.BB
18301

Dr.Web
Trojan.Packed.24524
9.0.1.0139

ESET NOD32
Win32/InstallCore.IO potentially unwanted application
7.0.302.0

G Data
Win32.Application.InstallCore
14.5.24

K7 AntiVirus
Unwanted-Program
13.177.12128

Malwarebytes
PUP.Optional.BundleInstaller.A
v2014.05.19.03

Reason Heuristics
PUP.WorldSetup.X
14.5.19.14

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.14517

Sophos
Install Core
4.98

Vba32 AntiVirus
Downware.InstallCore
3.12.26.0

VIPRE Antivirus
InstallCore
29386

File size:
665.9 KB (681,912 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
WorldSetup

Authority:
COMODO CA Limited

Valid from:
1/3/2014 4:00:00 AM

Valid to:
1/4/2015 3:59:59 AM

Subject:
CN=WorldSetup, O=WorldSetup, STREET=Lilienblum 28 St., L=Tel-Aviv, S=Tel-Aviv, PostalCode=6513307, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
6EEF11096F7B5CDC42244636F32F2208

File PE Metadata
Compilation timestamp:
6/20/1992 2:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:ovpFQ3p4Rrxgk1LcJ/wUvDURrseKFk+1uee/x1QgOSAd2tFtOh2rp6CrBx02f:ovc3Gek1wFwADEVsVlgLDtOhQjrg

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.7914

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

Code size:
37 KB (37,888 bytes)

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

http://cdnus.wawosodadol.com/app/Udownloadsoft/.../InternetDownloadManager.exe

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