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skype.exe

App Secure 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 skype.exe by App Secure 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.ultisoftwhiteg.com.
Publisher:
App Secure LLC  (signed and verified)

MD5:
f9065534e8f454ce221d2ef7b9acbb42

SHA-1:
f4f2652af3825b0cd9e56198d7d505a2d9b311c7

SHA-256:
bdc109da81207a3e9a9fe1aea71b17f1c81e3cafd7468a256f4406a833214a10

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:
5/14/2024 6:23:53 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Softpulse.AppSecure.Bundler (M)
16.3.4.16

File size:
545.6 KB (558,680 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Softpulse SoftwareBundler

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

Digital Signature
Signed by:
App Secure LLC

Authority:
COMODO CA Limited

Valid from:
2/6/2015 7:00:00 AM

Valid to:
2/7/2016 6:59:59 AM

Subject:
CN=App Secure LLC, O=App Secure LLC, STREET="501 Silverside Road, Suite 105", L=Wilmington, S=Delaware, PostalCode=19809, C=US

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00868B073DB5F27781658C4A94E3A93D23

File PE Metadata
Compilation timestamp:
4/6/2015 6:52:28 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:Mz9oONBDVugl28m4NBY3B3UFaTO3G9iXbDky8GGsrVOUrtW9HmVvuky:PwGHF4jxsz9qbDky8GGsrVOUrEUvuB

Entry address:
0x198630

Entry point:
60, BE, 00, B0, 51, 00, 8D, BE, 00, 60, EE, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
504 KB (516,096 bytes)

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

http://ttb.ultisoftwhiteg.com/download/request/.../nixo9fKe?PubID=5426_4082_3197&ClickID=11259369952

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