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skype.exe

Sambamedia 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 Sambamedia llc 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 admin.56magno.com.
Publisher:
Sambamedia llc  (signed and verified)

MD5:
f6dbc9ea5fd121cdaf088a1a38aad7ab

SHA-1:
a90a4ca974899469c6b15efaead161157e34ff9c

SHA-256:
81c9bc76f6768c6f7f8fb57360303ef9b1d49633560034e654cc94ac8163b40a

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:
11/26/2024 2:45:31 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Softpulse.Sambamed.Bundler (M)
16.6.17.10

File size:
594.3 KB (608,608 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Softpulse SoftwareBundler

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\skype.exe

Digital Signature
Signed by:
Sambamedia llc

Authority:
thawte, Inc.

Valid from:
12/20/2015 7:00:00 PM

Valid to:
1/19/2017 6:59:59 PM

Subject:
CN=Sambamedia llc, O=Sambamedia llc, L=Wilmington, S=Delaware, C=US

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
08AF0B7DB5193EDC6FFE31467E46AA55

File PE Metadata
Compilation timestamp:
1/26/2016 8:45:57 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:dFPbStnUHIV80Gu5d40x3BS88QvcG5cLrTBy2kdX3:ddS5UHIVgu40bSnGWBgdn

Entry address:
0x1000

Entry point:
B8, 50, 4C, 59, 00, 50, 64, FF, 35, 00, 00, 00, 00, 64, 89, 25, 00, 00, 00, 00, 33, C0, 89, 08, 50, 45, 43, 6F, 6D, 70, 61, 63, 74, 32, 00, 21, B2, FF, 75, 14, 10, 74, 31, 2D, 38, 0C, 08, E8, 35, BB, B5, 1D, 72, 01, 08, 83, C4, 10, 02, 00, A8, C3, 7D, 4B, 56, 57, 8B, F9, 8B, 37, 85, F6, 74, 3C, 83, 3E, FD, 74, 37, CD, 02, 00, C4, 00, 74, 13, 8B, 06, 3B, C7, 74, 08, 8D, 70, 04, C0, 02, 11, 8B, 75, F2, 17, 68, BD, 00, B0, 1E, C4, 02, 68, 38, AB, 50, 04, 00, 00, FF, A2, 19, 5B, 0C, 8B, 47, 04, 89, 06, 83, 27...
 
[+]

Entropy:
7.8840

Packer / compiler:
PECompact v2

Code size:
1 MB (1,082,880 bytes)

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

http://admin.56magno.com/bIX3qpR7KEP3EYxTUwS-GHHadBojeIJ_NS8WEDlEoHlgZu-4TT-5TTDRMHnoh8plCYb6Jgq4UeZik4c_d-zPcNFKsK3_kqXD2NTSMQ8uj7udqLjAr_lOWKFoelwuCnen7a9IgfbNRLqTKLbJEHF9AFj-NMDibM-CiDP4V4CjJZFrhpH9TceM6YkSquHsrCeWcrXm6N4kHhvZGanNeTWP4D4Adxe_sv1KOOWcno5yqK9Ik6NlfkTM97JJKncWzGdJFFyf11iBFwbQcYP8J01DTYuVhpUkBoMz_tl9k_jo_iZyb8P2nRDP4FV8Pxc9Pff3xJyvSNP7BEJwkKdINNvNXG_Ow_vrATLxOdHlCaJASLjUiTP4uLTijLBODx1okeLP-C86FzDWsfug-kGxSy6XWZD958xH4EmALpDU0O9350jpC-7nsdTBdeKCjgOTa-Od

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