home

skype.exe.exe

Click To Start

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application skype.exe.exe by Click To Start has been detected as adware by 17 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. The file has been seen being downloaded from www.secured-install.com and multiple other hosts.
Publisher:
Click To Start  (signed and verified)

MD5:
e5cd2337dd8594851c79b08e9d90b9a0

SHA-1:
91d0f91fb822cce8558642ddcd04c1a8b20427c4

SHA-256:
15a82f7332334a2919dc882d653b5af753a2968ec9c4df2f9c5a6d04a2ef8f54

Scanner detections:
17 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

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:
5/19/2024 3:28:47 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.Outbrowse.V
6339704

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.01.01

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.198.230

AVG
Generic
2015.0.3243

Bitdefender
MemScan:Application.Bundler.Outbrowse.V
1.0.20.1825

Dr.Web
Trojan.OutBrowse.51
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.Outbrowse.V
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BK potentially unwanted application
7.0.302.0

F-Secure
Riskware.MemScan:Application.Bundler.Outbrowse
5.13.68

G Data
MemScan:Application.Bundler.Outbrowse
14.12.24

K7 AntiVirus
Unwanted-Program
13.188.14496

Malwarebytes
PUP.Optional.OutBrowse
v2014.12.31.08

McAfee
Adware-OutBrowse.c
5600.6899

MicroWorld eScan
MemScan:Application.Bundler.Outbrowse.V
15.0.0.1095

Norman
MemScan:Application.Bundler.Outbrowse.V
29.12.2014 07:19:03

Reason Heuristics
PUP.ClickToStart.F
14.12.31.20

Trend Micro House Call
Suspici.202D3B0F
7.2.365

File size:
564.9 KB (578,432 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
Click To Start

Authority:
GlobalSign nv-sa

Valid from:
12/5/2014 1:30:02 AM

Valid to:
12/6/2015 1:30:02 AM

Subject:
CN=Click To Start, O=Click To Start, L=Dublin, C=IE

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

Serial number:
1121A4ADB181C788DD5B27571502842584B8

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:L+IOx8NsfGVdNXIeV4pBRlz7DdsPDCIlTEE5+++4OH:LI8NlVHXIeV4TzmDr5++G

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9729

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file skype.exe.exe has been seen being distributed by the following 3 URLs.

http://www.secured-install.com/1418587606/get12?p=1955&d=3809&l=2704&n=1&productname=Skype&d1=140721&d2=139&exeurl=http://download.skype.com/af7c18b0b020d35d1e98a7192258d48b/partner/59/SkypeSetupFull.exe&filename=Skype.exe&tyurl=http://www.postdownload.net/.../redirect.php?id=otnb7afcm83e7d1jmi1ht71r79t7if6panrbha42bcs48260oh81-3a415ea770be0888d3fc8c79468bc9c2&d=downloadb.net&p=Skype&pid=3&bex=1&countryid=265

http://get.up1208.info/1418587605/get?p=1955&d=3809&l=2704&n=1&productname=Skype&d1=140721&d2=139&exeurl=http://download.skype.com/af7c18b0b020d35d1e98a7192258d48b/partner/59/SkypeSetupFull.exe&filename=Skype.exe&tyurl=http://www.postdownload.net/.../redirect.php?id=otnb7afcm83e7d1jmi1ht71r79t7if6panrbha42bcs48260oh81-3a415ea770be0888d3fc8c79468bc9c2&d=downloadb.net&p=Skype&pid=3&bex=1&countryid=265

http://download.downloadb.net/download/340/.../

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