freefilesync_5.22_windows_setup.exe

FreeFileSync

Open Source Developer, Zenju

The application freefilesync_5.22_windows_setup.exe, “Folder Comparison and Synchronization” by Open Source Developer, Zenju has been detected as a potentially unwanted program by 6 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. 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 w1.mien-phi.com and multiple other hosts.
Publisher:
Open Source Developer, Zenju  (signed and verified)

Product:
FreeFileSync

Description:
Folder Comparison and Synchronization

Version:
5.22

MD5:
9699aac29ce0967d86ef38a8abb5f470

SHA-1:
085f0ce3866704a55fad187ab8920cf0f145d6ff

SHA-256:
6be0bf548c1f171c940e1de57376cccb562202f40c704f5a40f729b3396767ed

Scanner detections:
6 / 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:
4/16/2024 3:20:58 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
[05:54:59]
4.0.3.14418

Dr.Web
Adware.OpenCandy.7
9.0.1.0108

ESET NOD32
8.9501

Malwarebytes
PUP.Optional.OpenCandy
v2014.04.18.04

Rising Antivirus
PE:PUF.OpenCandy!1.9DE5
23.00.65.14416

Trend Micro House Call
TROJ_GEN.F47V1001
7.2.108

File size:
9.6 MB (10,055,176 bytes)

Product version:
5.22

Copyright:
Zenju - All Rights Reserved

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\freefilesync_5.22_windows_setup.exe

Digital Signature
Authority:
Unizeto Technologies S.A.

Valid from:
9/11/2013 9:55:40 AM

Valid to:
9/11/2014 9:55:40 AM

Subject:
E=zenju@gmx.de, CN="Open Source Developer, Zenju", O=Open Source Developer, C=DE

Issuer:
CN=Certum Level III CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
16E668A771535C03FB8E38917D8F02D0

File PE Metadata
Compilation timestamp:
2/24/2012 8:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
196608:PT56K1CG27R6ej7IynZp8IFHE9dD/DLNRb+AHRZM/ufA:Pt6D7R6enIynb8IFE9dLnN8E+z

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file freefilesync_5.22_windows_setup.exe has been seen being distributed by the following 8 URLs.

http://w1.mien-phi.com/data/soft/2013/10/.../FreeFileSync_5.22_Windows_Setup.exe

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