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Custom.dll

CrossReader Google Chrome Instller

CrossReader

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

Product:
CrossReader Google Chrome Instller

Description:
Custom.dll

Version:
1,1,0,0

MD5:
1b2d5e699f7d2af907ae3fdb7f814e8d

SHA-1:
8c947171045b470b513962569af66c997fc8712e

SHA-256:
7ce112c976eaf481f9618a08531f27da0d37add30e38c61ca2581d3b41a49ac3

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:
5/10/2024 3:27:33 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.CrossReader.G
14.9.1.16

File size:
52.6 KB (53,880 bytes)

Product version:
1,1,0,0

Copyright:
CrossReader 2011-2013

Original file name:
Custom.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\Program Files\crossreader\crossreaderchromeaddon\custom.dll

Digital Signature
Signed by:
CrossReader

Authority:
VeriSign, Inc.

Valid from:
5/12/2013 5:00:00 PM

Valid to:
4/3/2014 4:59:59 PM

Subject:
CN=CrossReader, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=CrossReader, L=Jerusalem, S=Israel, C=IL

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:
44B7FCE292B0132CDBB928BBECE361D7

File PE Metadata
Compilation timestamp:
6/24/2013 7:30:29 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
768:F8YfKLteuYbR7rZtrKtuceTEoapg0uiTlHMHEFBp0OX9OfM+pWaQ5gFU1:FKE1KtBdoaq0dtMHEOfPWhSFU

Entry address:
0x8640

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 34, 04, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, CC, FE, FF, FF, 59, 5D, C2, 0C, 00, 6A, 14, 68, 68, B0, 00, 10, E8, D1, 01, 00, 00, 83, 65, FC, 00, FF, 4D, 10, 78, 3A, 8B, 4D, 08, 2B, 4D, 0C, 89, 4D, 08, FF, 55, 14, EB, ED, 8B, 45, EC, 89, 45, E4, 8B, 45, E4, 8B, 00, 89, 45, E0, 8B, 45, E0, 81, 38, 63, 73, 6D, E0, 74, 0B, C7, 45, DC, 00, 00, 00, 00, 8B, 45, DC, C3, E8, 71, 04, 00, 00, 8B, 65, E8, C7, 45, FC, FE, FF, FF, FF, E8, C7, 01, 00, 00, C2, 10...
 
[+]

Entropy:
6.4083

Code size:
33.5 KB (34,304 bytes)

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