buttonutil.dll

Deutsche Kreditbank Aktiengesellschaft

The module buttonutil.dll by Deutsche Kreditbank Aktiengesellschaft has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This file is typically installed with the program DKB-Cashback by DKB which is a potentially unwanted software program. The library is built using the Crossrider cross-browser extension platform. While the file utilizes the Crossrider framework and delivery services, it is not owned by Crossrider.
Publisher:

MD5:
a4f2d378c1f9cc4cdb5538b659eb5049

SHA-1:
99633bcdf8bf90c8145a507fb076cfa415d79fdb

SHA-256:
64f7fa88d475479f221534c9726c558382306fafdc16b0da4418b29ca805da59

Scanner detections:
1 / 68

Status:
Adware

Explanation:
The software may change the browser's home page and search provider settings as well as display advertisements.

Analysis date:
7/7/2020 9:42:18 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Crossrider.DeutscheKreditbankAktiengesellschaft (M)
16.1.29.8

File size:
230.7 KB (236,200 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\dkb-cashback\buttonutil.dll

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
11/2/2012 1:00:00 AM

Valid to:
11/3/2014 12:59:59 AM

Subject:
CN=Deutsche Kreditbank Aktiengesellschaft, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Deutsche Kreditbank Aktiengesellschaft, L=Berlin, S=Berlin, C=DE

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:
4264838238A7BFA682EE90E7AFFF1D32

File PE Metadata
Compilation timestamp:
10/17/2012 2:35:43 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:J0IlkRhsZ59zhZNFEMBx5RcnOvA2Ii4pU1tkx2nV6Z:KI2RhQ59zhZNdcnOvAdi4pUEOV6Z

Entry address:
0x1AA72

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, EC, 60, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, FF, 55, 8B, EC, 83, EC, 18, 53, 8B, 5D, 0C, 56, 8B, 73, 08, 33, 35, 90, 50, 03, 10, 57, 8B, 06, C6, 45, FF, 00, C7, 45, F4, 01, 00, 00, 00, 8D, 7B, 10, 83, F8, FE, 74, 0D, 8B, 4E, 04, 03, CF, 33, 0C, 38, E8, 48, E3, FF, FF, 8B, 4E, 0C, 8B, 46, 08, 03, CF, 33, 0C, 38, E8, 38, E3, FF, FF, 8B, 45, 08, F6, 40, 04, 66, 0F, 85...
 
[+]

Code size:
169.5 KB (173,568 bytes)

The file buttonutil.dll has been discovered within the following program.

DKB-Cashback  by DKB
Publisher's description - “Until now, with DKB-Cash everything always free. Withdraw money worldwide for free, Free Internet account, free credit and debit cards and much more.”
www.dkb.de/cashback
About 60% of users remove it
 
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