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skype_tsa1486uj.exe

Perion Network Ltd.

The application skype_tsa1486uj.exe by Perion Network has been detected as a potentially unwanted program by 6 anti-malware scanners. The program is a setup application that uses the Perion Download Manager installer. The file has been seen being downloaded from dm.distributionengine.conduit-services.com and multiple other hosts. While running, it connects to the Internet address ude.databssint.com on port 80 using the HTTP protocol.
Publisher:
Perion Network Ltd.  (signed and verified)

MD5:
0c1e637450f8a57a2476287292ccaed2

SHA-1:
80ce69e5e0f042ff72da3f5c5333dc83741fac90

SHA-256:
6431782945b4a6b72bca6eeef78a9f149fc3aa7d62619c169a81fe36d7329f69

Scanner detections:
6 / 68

Status:
Potentially unwanted

Explanation:
Bundles the Conduit Toolbar and/or Conduit Search Protect.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/25/2024 8:46:42 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.Conduit
4.0.3.1468

Dr.Web
Adware.Downware.1895
9.0.1.0159

ESET NOD32
Win32/Toolbar.Conduit.AE
8.9905

Fortinet FortiGate
Riskware/Toolbar_Conduit
6/8/2014

Reason Heuristics
PUP.Perion.P
14.6.8.19

Trend Micro House Call
TROJ_GEN.F47V0605
7.2.159

File size:
641.7 KB (657,096 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Perion Download Manager (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\skype_tsa1486uj.exe

Digital Signature
Signed by:
Perion Network Ltd.

Authority:
VeriSign, Inc.

Valid from:
4/24/2012 1:00:00 AM

Valid to:
4/24/2015 12:59:59 AM

Subject:
CN=Perion Network Ltd., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Perion Network Ltd., L=Tel Aviv, S=Tel Aviv, C=IL

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:
45F87694FE8D1984719796AEC8031DF4

File PE Metadata
Compilation timestamp:
2/24/2012 7:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:uEbAEtGZcGC2ZO5Bv6PBrd3V9moQHtkmqxyXjFDuEbOM6EeNzErvN5LGVz2EB:ucbchxOgkHJqowEbUrzSvwp

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Entropy:
7.9622

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file skype_tsa1486uj.exe has been seen being distributed by the following 9 URLs.

http://dm.distributionengine.conduit-services.com//ThinDMDownload/ThinDMDownload.ashx?PublisherID=198&Setid=12&SoftwareName=Skype&SoftwareDownloadUrl=http://allmyapps.com/binary/1405/213067/direct-download?token=0c63f9a06957d29e6d7681d8ecbcbe5aa816537e&ImageUrl=http://static.allmyapps.com/data/s/k/.../ba6a1b6de2e70b25469f235d9ee4f5ec_Skype-logo.png&SoftwareDescription=Get together as often as you like&PUID=1605756627303631308&PPD=search,48904554565,skype,e,,c,Skype,,,www.download-4-free.com&FID=CN_Rj6X8574CFQIYwwodWb0ALw&InstallSessionID=1605756627303631308141817296&CID=11068

http://dm.distributionengine.conduit-services.com//ThinDMDownload/ThinDMDownload.ashx?PublisherID=198&Setid=12&SoftwareName=Skype&SoftwareDownloadUrl=http://allmyapps.com/binary/1405/213067/direct-download?token=0c63f9a06957d29e6d7681d8ecbcbe5aa816537e&ImageUrl=http://static.allmyapps.com/data/s/k/.../ba6a1b6de2e70b25469f235d9ee4f5ec_Skype-logo.png&SoftwareDescription=Get together as often as you like&PUID=1523565973957256786&PPD=search,48904548565,skype free download,e,,c,Skype,,,www.download-4-free.com&FID=CjkKEQjw5e-cBRDysazatpTm5b8BEiQAWxTHhzDX0vcJmzBI6nELgc8_drzEqFFDy3Td_HVAp5GgYznw_wcB&InstallSessionID=1523565973957256786151327955&CID=11068

http://dm.distributionengine.conduit-services.com//ThinDMDownload/ThinDMDownload.ashx?PublisherID=198&Setid=12&SoftwareName=Skype&SoftwareDownloadUrl=http://allmyapps.com/binary/1405/213067/direct-download?token=0c63f9a06957d29e6d7681d8ecbcbe5aa816537e&ImageUrl=http://static.allmyapps.com/data/s/k/.../ba6a1b6de2e70b25469f235d9ee4f5ec_Skype-logo.png&SoftwareDescription=Get together as often as you like&PUID=1605756664310939496&PPD=search,49383765445,skype,e,,c,Skype,,,www.download-4-free.com&FID=CObuofyz-L4CFQqFfgodxjYALQ&InstallSessionID=160575666431093949639445&CID=11068

http://dm.distributionengine.conduit-services.com//ThinDMDownload/ThinDMDownload.ashx?PublisherID=198&Setid=12&SoftwareName=Skype&SoftwareDownloadUrl=http://allmyapps.com/binary/1405/213067/direct-download?token=0c63f9a06957d29e6d7681d8ecbcbe5aa816537e&ImageUrl=http://static.allmyapps.com/data/s/k/.../ba6a1b6de2e70b25469f235d9ee4f5ec_Skype-logo.png&SoftwareDescription=Get together as often as you like&PUID=1523565973933199482&PPD=search,49383764005,skype download,e,,c,Skype,,,www.download-4-free.com&FID=CNOVzrTS-b4CFaXHtAodrBUAcA&InstallSessionID=152356597393319948215721119&CID=11068

http://50eac63515db4b1299ac88ebad421956.download.dmccint.com/Default.ashx?EnvironmentID=1&PUID=1523565938672941296&PPD=search,49381190725,skype,e,,c,Skype,,,www.download-4-free.com&FID=CjkKEQjwk9CcBRDEopHmnZa5td8BEiQAr2BckJ-b7rJCCprS0zJgrYGEFJfWZHpgV33K92AbKaJFuHTw_wcB&InstallSessionID=152356593867294129694011719&CID=11068

http://dm.distributionengine.conduit-services.com//ThinDMDownload/ThinDMDownload.ashx?PublisherID=198&Setid=12&SoftwareName=Skype&SoftwareDownloadUrl=http://allmyapps.com/binary/1405/213067/direct-download?token=0c63f9a06957d29e6d7681d8ecbcbe5aa816537e&ImageUrl=http://static.allmyapps.com/data/s/k/.../ba6a1b6de2e70b25469f235d9ee4f5ec_Skype-logo.png&SoftwareDescription=Get together as often as you like&PUID=1523565938672941296&PPD=search,49381190725,skype,e,,c,Skype,,,www.download-4-free.com&FID=CjkKEQjwk9CcBRDEopHmnZa5td8BEiQAr2BckJ-b7rJCCprS0zJgrYGEFJfWZHpgV33K92AbKaJFuHTw_wcB&InstallSessionID=152356593867294129694011719&CID=11068

http://50eac63515db4b1299ac88ebad421956.download.dmccint.com/Default.ashx?EnvironmentID=1&PUID=1523565982398014400&PPD=search,49383765445,skype,e,,c,Skype,,,www.download-4-free.com&FID=CjkKEQjwiPWcBRCTj_-Vz8fE3cMBEiQAZIMSUr01xzWyYYBPREWXiFJg142aaHyTXPGtb7RR-FYXB43w_wcB&InstallSessionID=152356598239801440030395&CID=11068

http://dde.de.drive-files-b.com//8/499/ct4994108/50eac63515db4b1299ac88ebad421956/Downloads/Prod/DDE1.3.9.0.140520.01/.../Skype.exe

http://dm.distributionengine.conduit-services.com//ThinDMDownload/ThinDMDownload.ashx?PublisherID=198&Setid=12&SoftwareName=Skype&SoftwareDownloadUrl=http://allmyapps.com/binary/1405/213067/direct-download?token=0c63f9a06957d29e6d7681d8ecbcbe5aa816537e&ImageUrl=http://static.allmyapps.com/data/s/k/.../ba6a1b6de2e70b25469f235d9ee4f5ec_Skype-logo.png&SoftwareDescription=Get together as often as you like&PUID=1523565982398014400&PPD=search,49383765445,skype,e,,c,Skype,,,www.download-4-free.com&FID=CjkKEQjwiPWcBRCTj_-Vz8fE3cMBEiQAZIMSUr01xzWyYYBPREWXiFJg142aaHyTXPGtb7RR-FYXB43w_wcB&InstallSessionID=152356598239801440030395&CID=11068

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to ude.databssint.com  (107.22.223.150:80)

TCP (HTTP):
Connects to storage.stgbssint.com  (172.229.236.170:80)

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