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skype.exe

Apps manager

FIRSERIA, S.L.

The setup program uses the Firseria/Solimba AppInstaller (DownloadMR) which is a monetization download manager that bundles additional adware offers, typically by wrapping legitimate applications. The application skype.exe by FIRSERIA, 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 Solimba DownloadMR installer. The installer uses the Solimba download manager to push adware offers during the download and setup process. Bundled adware includes search and shopping web browser toolbars.
Publisher:
Firseria. Installer · sl  (signed by FIRSERIA, S.L.)

Product:
Apps manager

Description:
Installer

Version:
3.1.22

MD5:
45edc127489621300bbddb03c6420667

SHA-1:
9678727b78ac0fa6da4384f1c697b03cd67ef21c

SHA-256:
e48e3108155f61c39aac67f14d72e1657eecae836a438323f78eeafad4a9ce37

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

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:
11/27/2024 5:38:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba.FIRSERIA.Bundler (M)
16.6.14.20

File size:
557.7 KB (571,072 bytes)

Product version:
3.1.21

Copyright:
copyright © 2014

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Language Neutral

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

Digital Signature
Signed by:
FIRSERIA, S.L.

Authority:
Thawte, Inc.

Valid from:
7/25/2014 2:00:00 AM

Valid to:
7/24/2016 1:59:59 AM

Subject:
CN="FIRSERIA, S.L.", O="FIRSERIA, S.L.", L=Badalona, S=Barcelona, C=ES

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

Serial number:
7658ACC15B33D93ABD5A967181DEF901

File PE Metadata
Compilation timestamp:
7/30/2014 10:01:55 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:TpC1Bc3TkCu6eXFswL9DmR7CEotX5cU8SXyI:Tp93TyXF9FEop5b8SXyI

Entry address:
0xD7ED

Entry point:
E8, 2C, 79, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 78, 6E, 42, 00, E8, 3D, 12, 00, 00, E8, A9, 67, 00, 00, 0F, B7, F0, 6A, 02, E8, BF, 78, 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, A2, 73, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.7358  (probably packed)

Code size:
113 KB (115,712 bytes)

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

http://dl.s0ftpzivrubajjui.net/n/.../Skype.exe

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