convertfilesforfree_x64.dll

Denco Limited

The module convertfilesforfree_x64.dll by Denco Limited has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This file is typically installed with the program Convert Files for Free by SoftSea.com which is a potentially unwanted software program.
Publisher:
Convert Files for Free  (signed by Denco Limited)

Product:
Convert Files for Free

Version:
8.23.0.0

MD5:
a40c74061f879b58809180942ef9ca6b

SHA-1:
afa2b2cc622f266d50f581e9464bfa19bd2e0bfc

SHA-256:
3a98e233b4e2fc352c78775415a09873b93de92ae8affe68ec03d18e17b03cf9

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/26/2024 2:18:23 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Denco.ConvertFilesforFree (M)
15.12.27.20

File size:
134.6 KB (137,848 bytes)

Product version:
8.23.0.0

Original file name:
ConvertFilesforFree.dll

File type:
Dynamic link library (Win64 DLL)

Language:
English (United States)

Common path:
C:\Program Files\convert files for free\convertfilesforfree_x64.dll

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
9/29/2013 7:00:00 PM

Valid to:
9/30/2015 6:59:59 PM

Subject:
CN=Denco Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Denco Limited, L=Hong Kong, S=Hong Kong, C=HK

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:
570F3954FD8AC2184E29E83063A4482B

Registration
CLSID:
{59A062A1-5ECA-4a1a-BC44-B2A9283A8ACB}

ProgID:
ConvertFilesforFree.1

COM registered:
Yes

File PE Metadata
Compilation timestamp:
5/8/2014 3:53:51 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:lcT/kJjsRJf3cVDMxerY0L4DTjrK/3FyrIFImM2rbJIHrU448:azkJsRJf3cVDMnvTjhghrbJE

Entry address:
0xC4D8

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, 27, 46, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, A7, FE, FF, FF, CC, CC, CC, 40, 55, 41, 54, 41, 55, 41, 56, 41, 57, 48, 83, EC, 50, 48, 8D, 6C, 24, 40, 48, 89, 5D, 40, 48, 89, 75, 48, 48, 89, 7D, 50, 48, 8B, 05, D2, 19, 01, 00, 48, 33, C5, 48, 89, 45, 08, 8B, 5D, 60, 33, FF, 4D, 8B, F1, 45, 8B, F8, 89, 55, 00, 85, DB, 7E, 2A, 44...
 
[+]

Entropy:
5.8929

Code size:
74.5 KB (76,288 bytes)

The file convertfilesforfree_x64.dll has been discovered within the following program.

Convert Files for Free  by SoftSea.com
The web browser extension will popup coupon ads when the user visits certain affiliate web sites. Within Internet Explorer the toolbar runs as a Browser Helper Object (BHO), in Google Chrome it is an extension and in Firefox it is an addon.
www.convertfilesforfree.com
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