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_netconnectifyproph4.exe

Rutubo

AVSoftware Ltd

The application _netconnectifyproph4.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.signbitsfun.com.
Publisher:
Dom   (signed by AVSoftware Ltd)

Product:
Rutubo

Description:
Rutubo Setup

Version:
5.0.2.1

MD5:
6cedfa5b5935d64826364822873fcf92

SHA-1:
88048b60d8ea4f1a19d45f071b203ae0568d1fba

SHA-256:
1e8b59cb89d36ad3a333cf199dd83a648587619c20a4ef2079ab69543207959c

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 4:11:43 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AVSoftwa.Installer (M)
16.7.2.18

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}\downloads\_netconnectifyproph4.exe

Digital Signature
Signed by:
AVSoftware Ltd

Authority:
GlobalSign nv-sa

Valid from:
12/31/2015 6:55:52 AM

Valid to:
12/31/2016 6:55:52 AM

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:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:R6WsEh1GXeQO2Our4MkO6H12ro8JG8Gf5l1nRobv:kch10ZO2OuUu6H0rowyfD0

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 _netconnectifyproph4.exe has been seen being distributed by the following URL.

http://www.signbitsfun.com/c?x=o723D9fClGVdjuGCbFvnt5OZierVdwo1SpbzjQr2gfU=&c=KOR1rtvpAYZhmBGhUthrvp6t4uKwtv5tCsjhaPDbT2kG50nry0zT8PKq YURdsiGmpdtjcT5kJbFwgdW5Q4zWkP3kJXO0Cere/eWpeWbLF3zieWMD2/aQ3d5TJwAqxfC&downloadAs=_netConnectifyProPh4.exe&fallback_url=http://.../get.php?file=00c1e299&m3

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