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ioyfhbzk.exe

CPC NET ADVERTISING LLC

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The file ioyfhbzk.exe by CPC NET ADVERTISING has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the installCore installer. It is also typically executed from the user's temporary directory.
Publisher:
CPC NET ADVERTISING LLC  (signed and verified)

MD5:
44dec8611cdf0832f34a97ba49160e78

SHA-1:
96b845e2d31a60ece2461874e288382bcf98fa51

SHA-256:
c37072b580b9cc01f0105d5a2cfa632e6787dce2da8d5d0f347ea51311dc10c9

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/23/2024 10:55:58 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.CPCNETADVERTISING (M)
16.2.22.12

File size:
581.6 KB (595,568 bytes)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\ioyfhbzk.exe.part

Digital Signature
Signed by:
CPC NET ADVERTISING LLC

Authority:
Thawte, Inc.

Valid from:
11/27/2012 1:00:00 AM

Valid to:
11/28/2013 12:59:59 AM

Subject:
CN=CPC NET ADVERTISING LLC, O=CPC NET ADVERTISING LLC, L=NEW CASTLE, S=DELAWARE, C=US

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
6B567CAF2E519F1430E88B668E6CC8A1

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:944MJfsGG2QjrWPecyRbv83mvYi1FjYHPh0cY2NvftosMMqKJ/uDom:BMJfsCQ5RICnSacY2Dph5xuD

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

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