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chchpzz.dll

Valid Applications

This is part of an adware program designed to inject advertising in the web browser (banners, text-links) as well as modify the normal behavior of the browser as well as modify the computer’s system settings that control applications to run on startup. Part of the Injekt brand of unwanted programs. The module chchpzz.dll by Valid Applications has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Valid Applications  (signed and verified)

Version:
1.0.0.1

MD5:
2d99c4133f1a37a0b099221539f63735

SHA-1:
61eae8aaddd831a7add6cfdb4db1164a8e31d038

SHA-256:
d5d64b5476ac612ade9f0dcc0442ba3fe30871e397ecaae85a54c7132c7fa6ae

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Injects display ads (banner ads), in-text ads, interstitial ads, or other types of ads in the web browser as well as alters the browsers settings (home page, search, DNS, and security protocols).

Analysis date:
6/17/2024 4:29:14 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Injekt (M)
16.12.30.6

File size:
1.2 MB (1,277,880 bytes)

Product version:
1.0.0.1

Copyright:
Copyright (C) 2014

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\ProgramData\ckuoabowrj\dat\chchpzz.dll

Digital Signature
Signed by:
Valid Applications

Authority:
Symantec Corporation

Valid from:
9/21/2015 7:00:00 PM

Valid to:
11/20/2016 5:59:59 PM

Subject:
CN=Valid Applications, O=Valid Applications, L=St. James, S=St. James, C=BB

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
5AF15E58D032F4F8F6AA6B3990AF0257

File PE Metadata
Compilation timestamp:
12/2/2015 12:08:24 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x268B

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 4E, 26, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, 30, BD, 00, 10, 89, 0D, 2C, BD, 00, 10, 89, 15, 28, BD, 00, 10, 89, 1D, 24, BD, 00, 10, 89, 35, 20, BD, 00, 10, 89, 3D, 1C, BD, 00, 10, 66, 8C, 15, 48, BD, 00, 10, 66, 8C, 0D, 3C, BD, 00, 10, 66, 8C, 1D, 18, BD, 00, 10, 66, 8C, 05, 14, BD, 00, 10, 66, 8C, 25, 10, BD, 00, 10, 66, 8C, 2D, 0C, BD, 00, 10, 9C, 8F, 05, 40, BD...
 
[+]

Entropy:
7.9777  (probably packed)

Code size:
28 KB (28,672 bytes)

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