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windows defender.exe

taskhost

Sambamedia LLC

This is the Softpulse installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application windows defender.exe by Sambamedia 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 Softpulse SoftwareBundler installer. The file has been seen being downloaded from ttb.softgratuit.com.
Publisher:
Sambamedia LLC  (signed and verified)

Product:
taskhost

Version:
5. 4. 5. 4

MD5:
b819246d872f9bdbf0cf6c0409ec3f8f

SHA-1:
8f3999ff4cef5e1aa8e1da1c580d073b648ca97d

SHA-256:
b96abaf27928a610485047dc5a3606337b30802a78b253bbed44b05996bd67f5

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 is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/25/2024 2:59:02 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Softpulse.Sambamed.Bundler (M)
16.4.18.0

File size:
598.1 KB (612,416 bytes)

Product version:
6. 5. 4. 6

Copyright:
Copyright (C) 2014

Original file name:
taskhost.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Softpulse SoftwareBundler

Language:
Spanish

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

Digital Signature
Signed by:
Sambamedia LLC

Authority:
Thawte, Inc.

Valid from:
12/8/2014 1:00:00 AM

Valid to:
12/9/2015 12:59:59 AM

Subject:
CN=Sambamedia LLC, O=Sambamedia LLC, L=Wilmington, S=Delaware, C=US

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
063C9C2DD839965EA555CB9337294B04

File PE Metadata
Compilation timestamp:
1/2/2015 5:53:11 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:vnp7MTrnNc4cMCEASQPCnXYjCsCutCfAIh+ww3db:PpITTNcmkS0CnIjoNhatb

Entry address:
0xFEB6

Entry point:
B8, FC, E1, 4B, 00, 50, 64, FF, 35, 00, 00, 00, 00, 64, 89, 25, 00, 00, 00, 00, 33, C0, 89, 08, 64, 76, 76, 73, 65, 65, 77, 62, 62, 72, 00, 52, 0C, A0, 00, 41, AC, 09, D1, BE, 7B, 47, 42, A2, 51, B6, EF, 45, A8, 40, DB, 66, D4, FA, D6, 42, 01, E3, 27, D7, D0, A5, 71, A3, CB, 33, 45, 0C, 74, FC, CC, 34, 05, 7D, 7E, 88, E8, 71, 5A, 5F, 5D, 97, 0B, 8C, CC, 20, 21, C1, A0, F5, 2A, 9B, D7, 5D, 2D, 12, A6, E8, 50, 06, AC, F2, 5D, A2, 1C, E1, 50, 7B, 8B, E1, 09, A6, ED, 17, 3B, 3C, 6F, E9, D1, C9, ED, C6, 09, F1...
 
[+]

Code size:
148.5 KB (152,064 bytes)

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

http://ttb.softgratuit.com/download/request/.../jMyPYTAw?__tc=1420289496.264&mkwid=e7F4Mj6D&pcrid=3050343359&kword=windows defender&match=e&fileName=windows-defender

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