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painttool-sai.exe

Cat

PlatformPrompt (Alpha Criteria Ltd.)

The application painttool-sai.exe, “Cat Setup ” by PlatformPrompt (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. The file has been seen being downloaded from www.centersharenew.com.
Publisher:
PlatformPrompt (Alpha Criteria Ltd.)  (signed and verified)

Product:
Cat

Description:
Cat Setup

MD5:
c5e1f4314befa1c5a69cb4fbb360d5c0

SHA-1:
2e2fc881671ecb08df648ac2377d82d1c7833d3c

SHA-256:
a078d650a8318362aaf696370e1e8b230e1d220069d7adc0c44e03faa402ff1c

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
5/9/2024 10:11:34 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC (M)
16.8.11.3

File size:
994.4 KB (1,018,240 bytes)

Product version:
3.3

Copyright:
Fast lite

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\painttool-sai.exe

Digital Signature
Signed by:
PlatformPrompt (Alpha Criteria Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
12/16/2015 1:17:26 PM

Valid to:
9/2/2016 1:02:46 PM

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

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

Serial number:
112111817CD313A533F2A76178D4452F81A6

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):
24576:UwiT4AGLl+3qITk0EpGPOhGGBtPr+Fk6xcJ4oBWYg8:UdI2TypvhGq+FnxJE

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...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

The file painttool-sai.exe has been seen being distributed by the following URL.

http://www.centersharenew.com/MKl_NZX5aG7sVr4 EGBn8JuzpkLZLeWGV5uMH4ncf8m4hDIoQb6bywE0zG65h64QiqO4il_FWEhWQsZkcRsqSDjpgHjVZSAMLn8AFILRhddE3NC9yDWmtKQq8ZQEGD3fbWD1aoX43_HYHUOs VcrdmwM qTugTP6QjN6ak8YRAA Qx1YaUhCwn2zvge9t8gf4Y_pW 45CyAlonNf7wmHEFbtBQzoAg==-G1QAAGRgnq2tSW7wRZjIgUvibYEe1N7Z9qna3u97EuAX2q_X23Q20i3gddPH 3Y7g69 h b_LL_eYvgHMcrf6 TowPcHTa8JavYqMIsoQSMoxZI0Cw==

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