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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 16 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. 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:
5.1.1.9

MD5:
33d2e906cd3378a7fe6b576b9600949b

SHA-1:
23b71244cfc714ba197b204e327b42f775f656f9

SHA-256:
396d1dd0d5eebedfd55ef3aeafbdfb3a330cae50bf8e74ded304d3e62ab08cad

Scanner detections:
16 / 68

Status:
Potentially unwanted

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:
4/26/2024 7:55:10 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Dropped:Adware.Agent.OGD
920

avast!
Win32:Adware-gen [Adw]
2014.9-140729

Baidu Antivirus
Adware.Win32.SweetIM
4.0.3.14729

Bitdefender
Dropped:Adware.Agent.OGD
1.0.20.1050

Dr.Web
Adware.SweetIM.28
9.0.1.0210

Emsisoft Anti-Malware
Dropped:Adware.Agent.OGD
8.14.07.29.10

ESET NOD32
Win32/SweetIM
8.10168

Fortinet FortiGate
Riskware/Perinet
7/29/2014

G Data
Dropped:Adware.Agent.OGD
14.7.24

Kaspersky
not-a-virus:WebToolbar.Win32.Perinet
14.0.0.3485

MicroWorld eScan
Dropped:Adware.Agent.OGD
15.0.0.630

nProtect
Dropped:Adware.Agent.OGD
14.07.28.01

Reason Heuristics
PUP.Installer.Perion.O
14.7.29.22

Sophos
Generic PUA MP
4.98

Trend Micro House Call
Suspicious_GEN.F47V0718
7.2.210

VIPRE Antivirus
Trojan.Win32.Generic
31708

File size:
3.1 MB (3,295,288 bytes)

File type:
Executable application (Win32 EXE)

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

Common path:
C:\windows\temp\temporary internet files\content.ie5\{random}\skywalkersetup.exe

Digital Signature
Signed by:
Perion Network Ltd.

Authority:
VeriSign, Inc.

Valid from:
4/24/2012 8:00:00 AM

Valid to:
4/24/2015 7:59:59 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:
12/6/2009 6:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:eokvlSc0tThcfWgItC+veWMxPiCg4yC1fZePXUhQywDMQju:5pThQ0JveNPHTVBei3wD/u

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:
7.9959

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 URL.

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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