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high_school_dxd_s1_o.exe

Rutubo

AVSoftware Ltd

The application high_school_dxd_s1_o.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:
c799cc9d1df362405d8ce2ee71384af5

SHA-1:
3ed7a57b576ab7dedccb71910af7416341d16407

SHA-256:
fcc40ed43586ee1757dadeef0de3df95501d1eab88e6ff313b84cdffeeb12f9d

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 1:47:56 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AVSoftwa.Installer (M)
16.5.17.22

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}\high_school_dxd_s1_o.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:p6WsEh1GXeQO2Our4MkO6H12ro8JG8Gf5l1nRobv:sch10ZO2OuUu6H0rowyfD0

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...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

The file high_school_dxd_s1_o.exe has been seen being distributed by the following URL.

http://www.softwarebestconcepts.com/c?x=oV1NV3kxzlsjZoa62xzUD95vbFVVP9 gHPpMuZxz64I=&c=Fh/ddK9y6mwQQXKNhq2rtbqy6Wzlp11Ea2PzLY/Jn7z24P/gHIX2P16TFRLE0BHFaze3GE5ReZApVVbLoRKJuIlKYBH5dR H8x4wtrx9yQKaRXcM3rcSWT1rym3MSFLU&downloadAs=High_School_DxD_S1_O.exe&fallback_url=https://s01.solidfilesusercontent.com/YzkzYTJkMTVkYTUxMGE2NDkyZTI2ZWQ2OWVkOTJiYzU2NTNiOTgyMToxYjFLZnE6ZGEtX2ZEMi1WT3pyT0VHZWYxLU45dWp2azEw/.../High_School_DxD_S1_OVA_-_2_[Thyanda.blog].mkv

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