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:
7.12.0.0

MD5:
8649d7735bd8e521e6b5bace66f27212

SHA-1:
6661f89da4adcb6a2edadc32b7427c50158d347e

SHA-256:
d40240093d346d8c3a8c70dbe801eddefdca24af41aabdd6dfebc10d4871b52d

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 12:11:28 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Denco (M)
16.9.24.8

File size:
134.6 KB (137,848 bytes)

Product version:
7.12.0.0

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 8:00:00 PM

Valid to:
9/30/2015 7:59:59 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:
1/28/2014 5:26:43 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:HcT/kJjsRJf3cVDMxerY0L4DTjrK/3nurIFKmM2rbJIHrQe4X:8zkJsRJf3cVDMnvTjnKhrbJp

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:
5.8928

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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