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psiphon82handlerui_8.exe

Rutubo

AVSoftware Ltd

The application psiphon82handlerui_8.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.cleanbundlesmeta.com.
Publisher:
Dom   (signed by AVSoftware Ltd)

Product:
Rutubo

Description:
Rutubo Setup

Version:
5.0.2.1

MD5:
a621f85870bf8ebc538c464cff890e95

SHA-1:
ff8843b4ee8ea18b1a469b736468b9fec60d498b

SHA-256:
153a2a952366c134022f5639a6499381b1f33ea19f3c051528a9c85984533903

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 1:45:48 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AVSoftwa.Installer (M)
16.5.12.23

File size:
968.8 KB (992,064 bytes)

Product version:
2.3.8

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\sid-{10001,secz9519043chohb,5529841664}\psiphon82handlerui_8.exe

Digital Signature
Signed by:
AVSoftware Ltd

Authority:
GlobalSign nv-sa

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

Valid to:
12/31/2016 9:55:52 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 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:+6WsEh1GXeQO2Our4MkO6H12ro8JG8Gf5l1nRobv:Xch10ZO2OuUu6H0rowyfD0

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 psiphon82handlerui_8.exe has been seen being distributed by the following URL.

http://www.cleanbundlesmeta.com/c?x=oxj1rT5sY69wh0gdeZYnF7unFXCDPclCazNXqET3C5E=&c=C0INRWnI/F5HUhSdZ4BxtGb0tNgbp5sURR7D8dZ41EXT/jHarAmok3BzgnDQ3gkSjcWYndD8A6i2J43FiizxAyPiCxk8v9Eow1j1rK/Of535UTCVOP8kRguh2tQ020Gc&downloadAs=Psiphon82HandlerUI_8.exe&fallback_url=http://.../get.php?file=875d6600&m3

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