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Storimbo.SysChecker.dll

Storimbo

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

Version:
1.0.5371.22219

MD5:
142893ef81c663052311da0e13f66773

SHA-1:
3615eea4f1bd1a6e5f71d691b451619ed5cced06

SHA-256:
37dca6df05116690d77dee110bcbd0ae8b4a1c2e538ea6474fc2a0d3f9954fe9

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:
12/23/2024 5:25:17 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.1.22.19

File size:
441.3 KB (451,872 bytes)

Product version:
1.0.5371.22219

Original file name:
Storimbo.SysChecker.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\storimbo\bin\plugins\storimbo.syschecker.dll

Digital Signature
Signed by:
Storimbo

Authority:
VeriSign, Inc.

Valid from:
11/13/2013 7:00:00 PM

Valid to:
11/14/2014 6:59:59 PM

Subject:
CN=Storimbo, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Storimbo, 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:
1AC46D37F39AC4527AFEFF38AB955504

File PE Metadata
Compilation timestamp:
9/15/2014 9:20:55 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x6E3F2

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, 01, 00, 10, 00, 00, 00, 18, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 30, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00, 00, 00, 48, 00, 00, 00, 54, 00, 07, 00, A4, 02, 00, 00, 00, 00, 00, 00, A4, 02, 34, 00, 00, 00, 56, 00, 53, 00, 5F, 00, 56, 00, 45, 00, 52, 00, 53, 00, 49, 00, 4F, 00, 4E, 00, 5F, 00, 49, 00...
 
[+]

Entropy:
7.7007

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

Code size:
433 KB (443,392 bytes)

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