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vststubsetup.exe

Astro Network (Fried Cookie Ltd.)

The Fried Cookie installer utilizes the InstallCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application vststubsetup.exe by Astro Network (Fried Cookie) has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. It is also typically executed from the user's temporary directory.
Publisher:
Astro Network (Fried Cookie Ltd.)  (signed and verified)

MD5:
023a3ccc24915f2c838baf3f792bf65b

SHA-1:
ccf62b4fdb0f4b97ee9d9ff4507146f522865f74

SHA-256:
8e52b8f3ec031836306213354dc5e9fddb98b128dfc86563aee545d4997cde80

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.

Analysis date:
11/23/2024 3:19:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.FC (M)
17.2.8.18

File size:
97.5 KB (99,808 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Astro Network (Fried Cookie Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
12/4/2014 12:45:40 AM

Valid to:
12/5/2015 12:45:40 AM

Subject:
CN=Astro Network (Fried Cookie Ltd.), O=Astro Network (Fried Cookie Ltd.), L=Tel Aviv, C=IL

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

Serial number:
11218A773E9DB57322B93ED4AD64BBEF92D6

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x16234

Entry point:
55, 8B, EC, 83, C4, F0, B8, D4, 61, 41, 00, E8, D8, E7, FE, FF, E8, A3, C4, FE, FF, 83, F8, 63, 75, 68, EF, 40, 03, 00, E2, CD, 02, 00, 65, CC, 39, 00, A7, 9F, 0B, 00, E1, 48, 53, 00, CB, B3, 06, 00, 8B, 52, 00, 00, FA, 00, 02, 00, DD, 40, 03, 00, F2, DB, 02, 00, 2F, D2, 12, 02, C7, E8, 74, 00, F9, A9, 57, 00, 07, 91, 06, 00, 7D, 62, 00, 00, FA, 00, 02, 00, DB, 40, 03, 00, 69, 1E, 87, 00, 0B, A1, 06, 00, 71, 7D, 00, 00, 2A, E7, 04, 00, DB, 40, 03, 00, 69, 1E, 87, 00, 0B, A1, 06, 00, 71, 7D, 00, 00, 2A, E7...
 
[+]

Entropy:
6.6097

Developed / compiled with:
Microsoft Visual C++

Code size:
85 KB (87,040 bytes)

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