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primarycolor.expext.dll

Primary Color

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module primarycolor.expext.dll by Primary Color has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Primary Color  (signed and verified)

Version:
1.0.5681.18196

MD5:
29a5417a25ea17c484bbd17a2c7d9124

SHA-1:
90a2d7cc540383a208fdd13a8b962c0ab759b368

SHA-256:
f1d67af8034b6ad03d8697103320f6228502b4fe574b5e9bc0468160b997f417

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
12/25/2024 1:38:34 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.12.7

File size:
499.7 KB (511,736 bytes)

Product version:
1.0.5681.18196

Original file name:
2015072218.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\primary color\bin\plugins\primarycolor.expext.dll

Digital Signature
Signed by:
Primary Color

Authority:
VeriSign, Inc.

Valid from:
1/14/2015 6:00:00 PM

Valid to:
1/15/2016 5:59:59 PM

Subject:
CN=Primary Color, O=Primary Color, L=San Diego, S=California, C=US

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:
25DC34062844409A5E421392BA5A17B2

File PE Metadata
Compilation timestamp:
7/22/2015 1:06:33 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0x7CC7E

Entry point:
FF, 25, 00, 20, 00, 10, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.4558

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
491.5 KB (503,296 bytes)

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