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windows7.exe

Kasoticof

Quality Install (Alpha Criteria Ltd.)

The application windows7.exe, “Kasoticof Setup ” by Quality Install (Alpha Criteria) has been detected as adware 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. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from www.bytedeliveryapps.com.
Publisher:
Quality Install (Alpha Criteria Ltd.)  (signed and verified)

Product:
Kasoticof

Description:
Kasoticof Setup

MD5:
256f39b35860c7f381590e7e8c36a039

SHA-1:
9e9e9b093d7b6a40285bd5650aba3e29510a6ace

SHA-256:
f1898b224037547864b1cff90f59a93a61208814727e6cdfa8cf0ea77b3a1244

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
5/28/2024 6:42:29 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC (M)
16.7.21.10

File size:
948.3 KB (971,072 bytes)

Product version:
2.4.6

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\windows7.exe

Digital Signature
Signed by:
Quality Install (Alpha Criteria Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
1/6/2016 10:14:15 PM

Valid to:
8/4/2016 11:59:05 PM

Subject:
CN=Quality Install (Alpha Criteria Ltd.), O=Quality Install (Alpha Criteria Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121BA484E4C31175E4A844ED055428DEC42

File PE Metadata
Compilation timestamp:
6/20/1992 7:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:AjixIddZKBc5/+rL7giK/om1Pnfmc/+OosIt:AmydZK+FsgzVJf/osq

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9338

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

Code size:
39.5 KB (40,448 bytes)

The file windows7.exe has been seen being distributed by the following URL.

http://www.bytedeliveryapps.com/c?x=HXb5ZnhKSgG/uoUZMB/S6gq6xmpu5a/UWIHy0FaWRc8=&c=fle/SklRs8nEG9RAvFhD8ipQwAha8fpIBTV1Ae2uQTX45i2MsTVx// T6uFZSU4kgPNaK4RBRV98uHdK4Sp0W/Tn7kqnfSIhWde3wyejYX3Cpj8ikaP7QIvG5Sq94fg4&downloadAs=Windows7.exe&fallback_url=http://.../get.php?file=da8c3173&m3

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