freestudio.exe

Free Studio

Digital Wave Ltd

The application freestudio.exe, “Free Studio Setup ” by Digital Wave has been detected as a potentially unwanted program by 12 anti-malware scanners. This is a setup and installation application and has been known to bundle potentially unwanted software. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. The file has been seen being downloaded from up.bav.baidu.com and multiple other hosts.
Publisher:
DVDVideoSoft Ltd.   (signed by Digital Wave Ltd)

Product:
Free Studio

Description:
Free Studio Setup

Version:
6.5.12.1127

MD5:
6d0fa4d16052e20d2f4ad89a8191df4b

SHA-1:
57703567e483030c2114b093d0e1097b478da50a

SHA-256:
f6cd470ea3692bc0da0699b10a82aea788a4601a2f7ea374e4dce7fc36e98e84

Scanner detections:
12 / 68

Status:
Potentially unwanted

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
6/2/2024 8:31:53 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
SaliCode
2014.9-151127

AVG
Generic
2016.0.2912

Baidu Antivirus
PUA.Win32.FusionCore
4.0.3.151127

Dr.Web
Adware.Toolbar.576
9.0.1.0331

ESET NOD32
Win32/OpenCandy.A potentially unsafe (variant)
9.12635

Fortinet FortiGate
Riskware/OpenCandy
11/27/2015

G Data
Win32.Application.Dealply
15.11.25

IKARUS anti.virus
PUA.OpenCandy
t3scan.1.9.5.0

Microsoft Security Essentials
Threat.Undefined
1.199.1385.0

Reason Heuristics
PUP.OpenCandy.Installer (L)
15.11.27.21

Rising Antivirus
PE:Trojan.Win32.SpeedingUpMyPC.a!1075357520
23.00.65.151125

VIPRE Antivirus
Threat.4721115
40552

File size:
58.2 MB (61,007,168 bytes)

Product version:
6.5.12.1127

File type:
Executable application (Win32 EXE)

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

Digital Signature
Authority:
Symantec Corporation

Valid from:
12/23/2014 1:00:00 AM

Valid to:
12/23/2017 12:59:59 AM

Subject:
CN=Digital Wave Ltd, O=Digital Wave Ltd, L=London, S=London, C=GB

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
1825ED6422D189492317AAD87B5382C5

File PE Metadata
Compilation timestamp:
7/16/2015 3:24:20 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
1572864:Hhfw+8ETqFKgVMq1Syv0yhHO2pMN3/IZsRQaYkZnY2/X:Hh4rETKVpoyv0y9pOQZ2GeL/X

Entry address:
0x113BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 34, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 1E, D8, FF, FF, E8, 6D, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 33, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 54, 86...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
63.5 KB (65,024 bytes)

The file freestudio.exe has been seen being distributed by the following 23 URLs.

http://up.bav.baidu.com/?rh=8ADB1E4E7FA6C9D6F277F072F0399D87&baidusign=22604447&baidurand=4533

http://dw.uptodown.com/dwn/-UR3a5F32_xvUyQoGEQAEkihgwuJ_DqBLdmDjHcMYpFwI9rTywBBphBJ0Q0XrbQhV-kEyBrhAPlFngUiDZGndOJV4-8T1gjy13zPGiApCl0rMtkH5Pw36Sb5HNRkj1c5/.../

http://dw.uptodown.com/dwn/L2lU19s7S6SYidkgHW7MeQ2-V5-Tn0uhKCAiGAxiD0fALGc4lwnk9kmnHlLTSNkpajzZpbbmm9xCwzNxEHgm-21atOoNRV4wAbbNejU3ngqj1rMrJBEK7JU0ZS3IJ4_v/tQ0sSfLd9_9qqgnT4gL1w8DrU_vZnuZ2nlRqC8efyMtwUhoG3mxdPPhgBzE8_t7bqaIuVNMCUayPdDQfGFJgRAVjObdUSgEUvluY_R22Ka7TIS1cZDHn3Carb-zfbGiO/.../

http://dw.uptodown.com/dwn/Ux9AxChu7WjxD46HYdNsLPIO-aUgutsy5PwcY9nw_fKkkUm4TELWNVTELyJ8b17PrPV1zezlcBXo2FXVEjRNXT0Xs0UsgqpOJcb9uCW2qH76b191ZRQQBmfGywOz2uNN/Y9YNjmuBfCiUfzdXrJd6JJFMR4Lhi5JFEFxvLXZIOtpERNJ7LIwRRuilAWvjrncLCHPNYScT6-g3XFufbPSb7yphzpEmqoQ-vcrKvWX68AAhIDvmGUMImZiTq0C0Clvj/.../

http://dw.uptodown.com/dwn/fKOH0MpBMIH2f-hRqMYyvyouqyoG5My2FtB37vzD0vpVMLcViADWaZdg5mmRTlk9jKddWXPkN2M0r7QSljWY3TcgFZKT6Q32Cshh1JbLUIeOJ_vsRnYO5g-SZusKHWtY/.../

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