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oploverz_-_rzhs_11_m.exe

Rutubo

AVSoftware Ltd

The application oploverz_-_rzhs_11_m.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.stockappcontent.com.
Publisher:
Dom   (signed by AVSoftware Ltd)

Product:
Rutubo

Description:
Rutubo Setup

Version:
5.0.2.1

MD5:
af4c5a11a70f536dbcd9bbde0606a841

SHA-1:
5f5cc3bae080c733dcba1d4cd5b62c2549ff2d08

SHA-256:
74bd1ae82121d39283ba0afbd16c2c6789e9a491e05d001036e2a5b590c51336

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:
11/5/2024 8:18:29 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AVSoftwa.Installer (M)
16.6.13.19

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\temporary internet files\content.ie5\{random}\oploverz_-_rzhs_11_m.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 oploverz_-_rzhs_11_m.exe has been seen being distributed by the following URL.

http://www.stockappcontent.com/c?x=cioCVuA1obZWMQPC YU9 LbZ/ZCpFu8C58cI1cud3yw=&c=3qMIU2xy6wBvzSZoMKZe66F 87ScJZU15KoWrUM4ZVp26TGvKZ1TfoCdaU5YpSucINJ0EQb2VmQbvvsG4Slhyj7m7k8Az3fLuLt35ktqr/USdl/ffQ80coxlnhQOzqp5&downloadAs=oploverz_-_RZHS_11_M.exe&fallback_url=https://s03.solidfilesusercontent.com/OGQwZWU0NTQzOTMxYzM5NGEzMTY1ZjU0MjYwYjU5ZjU3MjY5ZDQzMToxYkNPWXc6QnNqdGxDTEM1aVJqSVFyN3laa0o1OHZfWng4/.../oploverz_-_RZHS_11_[Mini]_[225BB099].mkv

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