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fassurun.exe

fassurun

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

Version:
1.0.5292.37866

MD5:
faa9a5fdfeb630264f59c32b66d80cf9

SHA-1:
a4c823f5b441af71aa416af3a9e3950afa6891b3

SHA-256:
d76ff0eabfa6554afeaf8af04e2fa40da918462fe020a80e418df2d4b6316c67

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:
4/19/2024 4:12:45 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.2.9

File size:
311.3 KB (318,744 bytes)

Product version:
1.0.5292.37866

Original file name:
fassurun.exe

Common path:
C:\Program Files\fassurun\bin\tmp9b4c.tmp

Digital Signature
Signed by:
fassurun

Authority:
VeriSign, Inc.

Valid from:
8/21/2013 3:00:00 AM

Valid to:
8/21/2015 2:59:59 AM

Subject:
CN=fassurun, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=fassurun, 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:
6EA3A2D62F7379560AF4974E60282338

File PE Metadata
Compilation timestamp:
6/29/2014 1:02:28 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x4D8C6

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:
6.0840

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

Code size:
302.5 KB (309,760 bytes)

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