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skype.exe

skype

Solimba Aplicaciones S.L.

This is the Solimba installer program that will bundle additional offers mostly including adware and various unwanted PC utilities. The application skype.exe by Solimba Aplicaciones S.L has been detected as adware by 23 anti-malware scanners. 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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from dl01.socdn.com.
Publisher:
Solimba Aplicaciones S.L.  (signed and verified)

Product:
skype

Version:
2.2.60.1

MD5:
db87ece0c2d3e1d3f61d69e7ed3e4749

SHA-1:
c50d88a58d309456f0b3fc4494e367e5a25381b0

SHA-256:
c953b8d59c0cee0602d74e6f99d60fabc23008ea313d7ee9eb6ef8a03646e3be

Scanner detections:
23 / 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:
4/19/2024 4:39:09 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/Solimba.Gen5
7.11.68.150

avast!
Win32:Solimba-D [PUP]
2014.9-140829

AVG
AdInstaller.Q
2015.0.3367

Bitdefender
Gen:Variant.Adware.Solimba.1
1.0.20.1205

Clam AntiVirus
WIN.Adware.Solimba-3
0.98/18155

Comodo Security
Application.Win32.Solimba.KA
15791

Dr.Web
Adware.Downware.1021
9.0.1.0241

Emsisoft Anti-Malware
Riskware.Win32.Wrapper.Solimba.AMN
8.14.08.29.08

ESET NOD32
MSIL/Solimba.K.Gen
8.8184

Fortinet FortiGate
Adware/Solimba
8/29/2014

G Data
Gen:Variant.Adware.Solimba
14.8.22

IKARUS anti.virus
Win32.SuspectCrc
t3scan.1.1.118.0

K7 AntiVirus
Unwanted-Program
13.1712387

McAfee
Artemis!2BD7F2F6B4C7
5600.7023

MicroWorld eScan
APPL/Solimba.Gen
15.0.0.723

Norman
W32/Solimba.FAT
11.20140829

Panda Antivirus
Adware/Solimba
14.08.29.08

Reason Heuristics
PUP.SolimbaAplicacionesSL.F
14.8.29.20

Rising Antivirus
PE:PUF.FirseriaInstaller@CV!1.5C42
23.00.65.14827

Sophos
Solimba Installer
4.93

SUPERAntiSpyware
PUP.Offerware
10391

Trend Micro House Call
TROJ_GEN.F47V0325
7.2.241

VIPRE Antivirus
DownloadMR
16498

File size:
183.4 KB (187,808 bytes)

Copyright:
(c) 2010-2013 (201303152344)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\skype.exe

Digital Signature
Signed by:
Solimba Aplicaciones S.L.

Authority:
VeriSign, Inc.

Valid from:
5/15/2011 7:00:00 PM

Valid to:
5/15/2013 6:59:59 PM

Subject:
CN=Solimba Aplicaciones S.L., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Solimba Aplicaciones S.L., L=Badalona, S=Barcelona, C=ES

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
450EE582E26020D5F7632F2BECC6C5BD

File PE Metadata
Compilation timestamp:
2/21/2013 3:32:01 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
3072:F8s1Gp7KusHdCLxndjuZEAf9JEQ4mEvD3E0qM7mHlZbQ1rPFIqd1awH5:23pZPbgEAVJr4drdxm/bQBdIqdA85

Entry address:
0x333F

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, E8, 72, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 01, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 9E, 73, 40, 00, FF, 15, 58, 71, 40, 00, 68, 90, 73, 40, 00, 68, C0, 33, 42, 00, E8, F3, 23, 00, 00, FF, 15, B0, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, E1, 23, 00, 00...
 
[+]

Entropy:
7.7288

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://dl01.socdn.com/n/2.2.60.1/.../Skype.exe

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