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skype.exe

Tuguu S.L.

The Tuguu download and install manager uses the DomalIQ installer to bundle additional adware offers such as toolbars and browser extensions during the setup process. This software distributes modified installers which are not the same as the original distributed by the author. The application skype.exe by Tuguu S.L 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 TUGUU DomaIQ Setup installer. The file has been seen being downloaded from ttb.lillefiler.com.
Publisher:
Tuguu S.L.  (signed and verified)

MD5:
3828978e043d0683c2d1f456f7e31e15

SHA-1:
2536a64cf189417efb5b7cce1bcee8a6a1d975a1

SHA-256:
b8e01466258dab14ec7dd640810228d92334ed3e5b948e1fb577dbb1912f02fb

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles third-party components such as adware in the 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:
4/19/2024 2:17:43 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tuguu (M)
17.2.5.17

File size:
312.5 KB (320,040 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
TUGUU DomaIQ Setup

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

Digital Signature
Signed by:
Tuguu S.L.

Authority:
Starfield Technologies, Inc.

Valid from:
12/9/2013 3:56:54 PM

Valid to:
12/9/2014 3:56:54 PM

Subject:
CN=Tuguu S.L., O=Tuguu S.L., L=Adeje, S=Santa Cruz de Tenerife, C=ES

Issuer:
SERIALNUMBER=10688435, CN=Starfield Secure Certification Authority, OU=http://certificates.starfieldtech.com/repository, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
4B49CE87BAE8BE

File PE Metadata
Compilation timestamp:
1/30/2014 7:50:49 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x1576

Entry point:
E8, CC, 26, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, D8, CF, 40, 00, 89, 0D, D4, CF, 40, 00, 89, 15, D0, CF, 40, 00, 89, 1D, CC, CF, 40, 00, 89, 35, C8, CF, 40, 00, 89, 3D, C4, CF, 40, 00, 66, 8C, 15, F0, CF, 40, 00, 66, 8C, 0D, E4, CF, 40, 00, 66, 8C, 1D, C0, CF, 40, 00, 66, 8C, 05, BC, CF, 40, 00, 66, 8C, 25, B8, CF, 40, 00, 66, 8C, 2D, B4, CF, 40, 00, 9C, 8F, 05, E8, CF, 40, 00, 8B, 45, 00, A3, DC, CF, 40, 00, 8B, 45, 04, A3, E0, CF, 40, 00, 8D, 45, 08, A3, EC, CF, 40...
 
[+]

Entropy:
5.8917

Code size:
30.5 KB (31,232 bytes)

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

http://ttb.lillefiler.com/download/request/.../FHvK4Vcn?mkwid=SGwg1JlL&pcrid=3460862187&kword=download skype&match=e

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