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dj_scott_-_winter_ba.exe

Rutubo

AVSoftware Ltd

The application dj_scott_-_winter_ba.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.megaheartranch.com and multiple other hosts.
Publisher:
Dom   (signed by AVSoftware Ltd)

Product:
Rutubo

Description:
Rutubo Setup

Version:
5.0.2.1

MD5:
66dced6750cd217c862e449a8d7d7f87

SHA-1:
fdfeb5df30b23138489f3841bb5bc592d33cfa51

SHA-256:
d72627663803d7ce6e2560c84df93f131db42523bc87e2b2048348b00ab3dcd9

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 8:13:02 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AVSoftwa.Installer (M)
16.6.14.13

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}\dj_scott_-_winter_ba.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:
6/19/1992 11:22:17 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 dj_scott_-_winter_ba.exe has been seen being distributed by the following 2 URLs.

http://www.megaheartranch.com/c?x=Zay/YAtip2gs PN4tGl2O2Mr8muZkvMmH9ZAZRSbPP0=&c=L5r5gBWkhVJEGw C2cwtct27aLVL4Gw6fJwo4ArlipntMNGOYyv7HAlJSfL dXwAEOzz7A7mutswSy1yg8LythStjzuhSx7K6Vpr6R3qu1tXW1y9dU9YXqE5B75pOrqg&downloadAs=DJ_SCOTT_-_WINTER_BA.exe&fallback_url=http://.../get.php?file=1488f998&m3

http://www.laboratorybulktour.com/c?x=rthV9cfryTFMaGx/q3Jm9m1Po98H0mRdLzMPbL2idoM=&c=ExKD5NtPY3yu3QAomWvi jNQ4zVrbZujfL9iqbJfrtO6NaY7MhswltVruL2S6aTsmN3CyBbKXauBal1RS9Z0bCP/Y0we/i5Xjtf0UxNjjh0H g4EorVZO68slXqRuB1q&downloadAs=DJ_SCOTT_-_WINTER_BA.exe&fallback_url=http://.../get.php?file=1488f998&m3

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