GreyGray2015051203.exe

GreyGray

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file GreyGray2015051203.exe by GreyGray has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
GreyGray  (signed and verified)

Version:
1.0.5609.34887

MD5:
2900b3df5b0a5c978887485a08ec6807

SHA-1:
8fefb53ac8cb9424e214785240a7e0a864382e19

SHA-256:
7a53c38795d61cd7ed7f6221d52627c3ddae2af565bed8a318726d9420aadda4

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:
11/23/2024 3:44:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.15.10

File size:
644.8 KB (660,248 bytes)

Product version:
1.0.5609.34887

Original file name:
GreyGray2015051203.exe

Language:
Language Neutral

Common path:
C:\Program Files\greygray\bin\trzca02.tmp

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
9/19/2013 5:30:00 AM

Valid to:
9/20/2015 5:29:59 AM

Subject:
CN=GreyGray, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=GreyGray, 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:
23FF62A16C638B371A4AB98A8F876E8B

File PE Metadata
Compilation timestamp:
5/12/2015 8:53:01 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

Entry address:
0xA0F42

Entry point:
FF, 25, 00, 20, 40, 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, 00...
 
[+]

Entropy:
6.1929

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

Code size:
636 KB (651,264 bytes)

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