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skywalkersetup.exe

Perion Network Ltd.

The application skywalkersetup.exe by Perion Network has been detected as a potentially unwanted program by 13 anti-malware scanners. The program is a setup application that uses the Perion Download Manager installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from www5l.incredimail.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)

Version:
5.1.5.4

MD5:
a386a16356c1bf1ace3ee788219798ec

SHA-1:
50bcc6f6ef39974febd9b0cafbda5b607273b7a6

SHA-256:
502f11c6cac101306ea50d48196a4c71b078e7bc3eb108ae3da3590d88d91af8

Scanner detections:
13 / 68

Status:
Potentially 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:
4/24/2024 10:07:08 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/Agent.3547440
7.11.199.246

Baidu Antivirus
Adware.Win32.Perinet
4.0.3.15116

Dr.Web
Adware.SweetIM.28
9.0.1.016

ESET NOD32
Win32/Toolbar.Perion (variant)
9.10978

G Data
Win32.Application.Agent.AE676M
15.1.24

K7 AntiVirus
Unwanted-Program
13.1814571

Kaspersky
not-a-virus:WebToolbar.Win32.Perinet
14.0.0.2630

McAfee
Artemis!9D1F9A726AE5
5600.6883

NANO AntiVirus
Trojan.Nsis.Downloader.dgzdwf
0.30.0.64448

Qihoo 360 Security
Win32/Virus.WebToolbar.2ea
1.0.0.1015

Reason Heuristics
PUP.Perion.Installer
15.1.16.23

Sophos
Generic PUA PC
4.98

Trend Micro House Call
Suspicious_GEN.F47V0106
7.2.16

File size:
3.4 MB (3,547,440 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\Windows\System32\config\systemprofile\appdata\local\microsoft\windows\temporary internet files\content.ie5\skywalkersetup.exe

Digital Signature
Signed by:
Perion Network Ltd.

Authority:
VeriSign, Inc.

Valid from:
4/23/2012 8:00:00 PM

Valid to:
4/23/2015 7:59:59 PM

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:
12/5/2009 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:2aA6c0tThs0z0+KEw0qiIg4yC1fZGE5941RUS:2nOThs0zvK70eTVBx41RUS

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:
7.9954

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file skywalkersetup.exe has been seen being distributed by the following 2 URLs.

http://www5l.incredimail.com/incredibar/skywalker/update_tail/Unified/.../SkywalkerSetup.exe

http://www5l.incredimail.com/incredibar/skywalker/update_tail/Unified/.../SkywalkerSetup.exe

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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