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wavosaur_program_aud.exe

Rutubo

AVSoftware Ltd

The application wavosaur_program_aud.exe, “Rutubo Setup ” by AVSoftware has been detected as a potentially unwanted program 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 Inno Setup 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.softwarebestconcepts.com.
Publisher:
Dom   (signed by AVSoftware Ltd)

Product:
Rutubo

Description:
Rutubo Setup

Version:
5.0.2.1

MD5:
3fe4f45964c0680f141384ae9ff98dc8

SHA-1:
d1260925fe77f13c9a8223260ec36a02a8b0ac78

SHA-256:
dd7aa49a2345d5c296b6709428b599c51264ae5dcf69c22367e0cfc957653c91

Scanner detections:
1 / 68

Status:
Potentially unwanted

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

Analysis date:
1/13/2025 1:40:36 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AVSoftwa.Installer (M)
16.5.21.7

File size:
968.8 KB (992,064 bytes)

Product version:
2.3.8

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\wavosaur_program_aud.exe

Digital Signature
Signed by:
AVSoftware Ltd

Authority:
GlobalSign nv-sa

Valid from:
12/31/2015 9:55:52 PM

Valid to:
12/31/2016 9:55:52 PM

Subject:
CN=AVSoftware Ltd, O=AVSoftware Ltd, L=Sofia, C=BG

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

Serial number:
112134814B6C56AF7047C195AE1D737EC185

File PE Metadata
Compilation timestamp:
6/20/1992 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:T6WsEh1GXeQO2Our4MkO6H12ro8JG8Gf5l1nRobv:uch10ZO2OuUu6H0rowyfD0

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:
7.9332

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

Code size:
39.5 KB (40,448 bytes)

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

http://www.softwarebestconcepts.com/c?x=kLQQ9valm3/skvxD3NuGOefkGpo0o2rtz9iTj6Hh8Vg=&c=w0EydgTMm4NC1SIeQRuyvdIKOYuRvF p2DrU39S8vMbRJMS2mZzxRUcjW6y8APHxLZiLcELaqK3oHZtWwM32PdCtfwSpby OcRfvyFEitaNOkDMNIXdaw hxAsjdBBgG&downloadAs=Wavosaur_program_aud.exe&fallback_url=https://s01.solidfilesusercontent.com/NjUzNGNmMTczY2VkMzZlZjJjYzhiNDZmZDViYTQyN2E3NGZlYzlhYjoxYjFVV1o6MWlURGJyamNLdWhlYi1OYVRSMVFLOFBiWEE0/.../Wavosaur_program_audio_remover.rar

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