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musical_experience_0.exe

Rutubo

AVSoftware Ltd

The application musical_experience_0.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.repositoryhostingconcepts.com and multiple other hosts.
Publisher:
Dom   (signed by AVSoftware Ltd)

Product:
Rutubo

Description:
Rutubo Setup

Version:
5.0.2.1

MD5:
026a7aa3d77acffaa8cb4a8d8acb1626

SHA-1:
1acfbc31bf093aef95e623cef8215723a9dc3e89

SHA-256:
229ab9d139be2e7c18ecfa7ddaf113b6934636d7367e7dbb3d3989f55ef628b5

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:
1/12/2025 4:23:34 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AVSoftwa.Installer (M)
16.6.27.14

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}\Musical_experience_0.exe

Digital Signature
Signed by:
AVSoftware Ltd

Authority:
GlobalSign nv-sa

Valid from:
12/31/2015 4:55:52 PM

Valid to:
12/31/2016 4:55:52 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 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:d6WsEh1GXeQO2Our4MkO6H12ro8JG8Gf5l1nRobv:4ch10ZO2OuUu6H0rowyfD0

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 musical_experience_0.exe has been seen being distributed by the following 2 URLs.

http://www.repositoryhostingconcepts.com/c?x=HOgQ/9fLtoZpIPuFd5snaNli sHT5dM79dDQoigs4LA=&c=bnkuyfmUIRTf8ZQ78Fok8Z2KcWQ6qeEQRGU/nveER1RWheqX3Y xoJIQE8wVpA8oCExiQe3MXITI2QaICtAWm6zAbxe5a/Eq174cIyioEG9 AQGaZDAeykA6jKFAdOXG&downloadAs=Musical_Experience_0.exe&fallback_url=http://.../get.php?file=7572d753&m3

http://www.repositoryhostingconcepts.com/c?x=STCVu50qmY3cshYRaz6cR4qyh5x1Xzm17u8c06HfUbE=&c=VAjybYVoKZ2rB7U2cwaiweo14yTnP0Z7EFa1mNJ7Z18v8oFqyQqOfzFa8FY5lEEOLCDSlUE9L2ong0kgH1yEfOW5975PzLJ5H8lZGJN16olpuNA0g6eLZX5HjE6B3w Z&downloadAs=Musical_Experience_0.exe&fallback_url=http://.../get.php?file=7572d753&m3

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