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Okiitan2015022701.exe

Okiitan

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file Okiitan2015022701.exe by Okiitan has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Okiitan  (signed and verified)

Version:
1.0.5535.30728

MD5:
b6428321f60fb3a9d53c78be5d9a16c3

SHA-1:
b177785e8e94f39471d3713782156bbc6d42a80d

SHA-256:
8006846a683d559d050c38a742e9a3d03c6ab19efe6cd920c12ec16459ba7e83

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 12:29:33 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.11.27.17

File size:
400.2 KB (409,840 bytes)

Product version:
1.0.5535.30728

Original file name:
Okiitan2015022701.exe

Common path:
C:\Program Files\okiitan\bin\tmp822c.tmp

Digital Signature
Signed by:
Okiitan

Authority:
VeriSign, Inc.

Valid from:
2/3/2015 9:00:00 PM

Valid to:
3/5/2016 8:59:59 PM

Subject:
CN=Okiitan, O=Okiitan, L=Santa Monica, 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:
708EB34BD0F8ABCE53E08BACB2EB7801

File PE Metadata
Compilation timestamp:
2/26/2015 10:04:34 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:L5609ZBElXmhGBn07BhpoeLMwOjdr+7IvJc+JVlTgVfir:A648ZoeQx87GFN

Entry address:
0x63DFA

Entry point:
FF, 25, 00, 20, 40, 00, 00, 30, 06, 00, 0C, 00, 00, 00, FC, 3D, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

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

Code size:
391.5 KB (400,896 bytes)

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