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CrankWeb.GCUpdate.dll

CrankWeb

This is the Google Chrome extension manager/updater for the Yontoo CrankWeb branded web browser plugin which injects banners, text-link and popup ads in the Chorme browser. The module CrankWeb.GCUpdate.dll by CrankWeb has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
CrankWeb  (signed and verified)

Version:
1.0.5379.8837

MD5:
73b3f1c93e15ceaba55409e5d860f58f

SHA-1:
e64aebb2e697ad26057193d45e5f4aa4671552df

SHA-256:
c2aa62d9c9f32447395792f70c66af64d1d19aec5ed965fa1bc000c42367f6d8

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Part of the Yontoo distributed ad-supported web browser extension for Chrome.

Analysis date:
4/25/2024 9:33:16 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo.CrankWeb (M)
16.2.12.1

File size:
913.8 KB (935,704 bytes)

Product version:
1.0.5379.8837

Original file name:
CrankWeb.GCUpdate.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\crankweb\bin\plugins\crankweb.gcupdate.dll

Digital Signature
Signed by:
CrankWeb

Authority:
VeriSign, Inc.

Valid from:
1/2/2014 10:00:00 PM

Valid to:
1/3/2015 9:59:59 PM

Subject:
CN=CrankWeb, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=CrankWeb, 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:
6FA2AE19BF84914123C143239E738403

File PE Metadata
Compilation timestamp:
9/23/2014 2:54:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:sfzqo6YO0MyhD3ps/oU1y3prttCTGRrPCBgr/PJdiPEVoNXxAv/:sfoMhD3pMopxtCahCBgDPCfAv/

Entry address:
0xE4416

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...
 
[+]

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

Code size:
905.5 KB (927,232 bytes)

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