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all_blvck.exe

Tolaracol

Quality Install (Alpha Criteria Ltd.)

The application all_blvck.exe, “Tolaracol 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.tourscyclesoftware.com.
Publisher:
Gesuk   (signed by Quality Install (Alpha Criteria Ltd.))

Product:
Tolaracol

Description:
Tolaracol Setup

MD5:
f77e0cb10f876d7bee5a7a9668b79f20

SHA-1:
30d9a1690545ded0d5ce6b8da3cfff037052f80e

SHA-256:
d501724340eded11dd9c4fcf5fdf7290e9cfcbd873d80c6c8b69a33f4817ad56

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:
1/13/2025 3:58:50 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC (M)
16.7.18.11

File size:
941.2 KB (963,808 bytes)

Product version:
5.7

Copyright:
Stub

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

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

Authority:
GlobalSign nv-sa

Valid from:
1/6/2016 3:14:15 PM

Valid to:
8/4/2016 4:59:05 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 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:y77lXzrOd0KGPeI5MHCHtwysk7A9AIZpulmYmdP1c33SjeP3:y7ZDyqPTKCtZs0A9Al6dP1mSi/

Entry address:
0xAA98

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 2E, 86, FF, FF, E8, 35, 98, FF, FF, E8, 9C, 9B, FF, FF, E8, B7, 9F, FF, FF, E8, 56, BF, FF, FF, E8, ED, E8, FF, FF, E8, 54, EA, FF, FF, 33, C0, 55, 68, 69, B1, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 32, B1, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, D0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, C2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, 24, 93, FF, FF, 8D, 55, F0, 33, C0, E8, 66, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9335

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

Code size:
40.5 KB (41,472 bytes)

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

http://www.tourscyclesoftware.com/c?x=GWQwXA2c4SDMnWSgacv38pexx3BmBrWBRNvFX5VAh8Y=&c=euBvLjXf7uAvKWf4u7BFVK8/6I 724Ab1JRZ01UazYU3NN45i72GpD25HotUVwp C05GPw0OsRCNKlTffAtNDRach LZ1NpCqbCLEhKW3EM1Yqi58P2nY9WPLZm AZQJ&downloadAs=ALL_BLVCK.exe&fallback_url=http://.../get.php?file=a5c9ee92&m3

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