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setup.exe

Cahaba

Quality Install (Alpha Criteria Ltd.)

The application setup.exe, “Cahaba 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. The file has been seen being downloaded from servicetrx.com.
Publisher:
Quality Install (Alpha Criteria Ltd.)  (signed and verified)

Product:
Cahaba

Description:
Cahaba Setup

MD5:
4abd7f9a32ec8f570e6509f25d6ccf72

SHA-1:
5e7475e0ee26c279d0e9f61c85b2f6acacd9b063

SHA-256:
1dd89b356c4e636924e1d809f212fcd0be8231f4e54163429e4e9b86a9ed2252

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:
5/3/2024 8:30:36 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC (M)
16.8.10.8

File size:
1 MB (1,049,608 bytes)

Product version:
1.7

Copyright:
Web

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\setup.exe

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

Authority:
GlobalSign nv-sa

Valid from:
1/6/2016 5:14:15 AM

Valid to:
8/4/2016 7:59:05 AM

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:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:Ri+12eXvxl93rfQe7vVB/V1KfDatk3oUrbedplvcAb+H:A+EMX5jQe7V5V1qetioU2dpeA

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:
7.9216

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

Code size:
39.5 KB (40,448 bytes)

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

https://servicetrx.com/.../ironsrc?software=Flixplayer&uid=NL01-14695018946560fXr1w6eUo&pubid=54&segment=9&ts=10119

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