vdownloader2_setup_manager.exe

Nematag

FlashDelivery (New Media Holdings Ltd)

The application vdownloader2_setup_manager.exe, “Nematag Setup ” by FlashDelivery (New Media Holdings) 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 file has been seen being downloaded from www.vaultbytehead.com and multiple other hosts.
Publisher:

Product:
Nematag

Description:
Nematag Setup

Version:
5.2.4.7

MD5:
78ffbe6272cc1d855791627dc44c5112

SHA-1:
08b3eb7e2075845eaf7118a004bccd50a352388b

SHA-256:
d5cf9155e3f464f6d8d527e816c169a0990f73c165e44fb944c335fa27bf0035

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:
11/5/2024 2:26:47 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.NMH.Bundler (M)
16.6.13.9

File size:
1.2 MB (1,264,152 bytes)

Product version:
2.5

Copyright:
Wizard

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\vdownloader2_setup_manager.exe

Digital Signature
Authority:
GlobalSign nv-sa

Valid from:
3/15/2016 11:14:48 PM

Valid to:
6/26/2017 9:47:33 PM

Subject:
CN=FlashDelivery (New Media Holdings Ltd), O=FlashDelivery (New Media Holdings Ltd), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112107BDB832CA5BF7FCACBF752B12BBB5B7

File PE Metadata
Compilation timestamp:
6/20/1992 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:TNi6Kx9m8s/pMuUuvvpQnmHjFRjtnilg3LCbRC5Or:Tkh9m8seu3vGnIjFRclgIRCgr

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:
7.2968

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

Code size:
39.5 KB (40,448 bytes)

The file vdownloader2_setup_manager.exe has been seen being distributed by the following 8 URLs.

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