icreinstall_bestplayer-12658-dp.exe

Rukimakin

Mode Beta (Fried Cookie Ltd)

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_bestplayer-12658-dp.exe, “Rukimakin Setup ” by Mode Beta (Fried Cookie) has been detected as adware 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 installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
Mode Beta (Fried Cookie Ltd)  (signed and verified)

Product:
Rukimakin

Description:
Rukimakin Setup

Version:
3.7.4.5

MD5:
534f32b9a98e5c878094684e8a6eedf9

SHA-1:
2f69c79ce4c038c47da17544a42773d00c74b32e

SHA-256:
a317a25e392538949dcf6373f590c8c2b35d173be4d4b6a6676992cf8b982cd4

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/27/2024 8:25:34 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.FC.Installer (M)
16.6.11.0

File size:
960.6 KB (983,624 bytes)

Product version:
1.2.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_bestplayer-12658-dp.exe

Digital Signature
Authority:
GlobalSign nv-sa

Valid from:
12/16/2015 2:37:06 PM

Valid to:
7/7/2016 6:06:18 PM

Subject:
CN=Mode Beta (Fried Cookie Ltd), O=Mode Beta (Fried Cookie Ltd), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112172B4C29D53526C8AFAEF1C4F6265E881

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:QCi46vIpWeGEvHstSIgFnM2MXLk03/hNcQQicg6pxiEW8:QrrwwXEvHstlgJM7k8DNcggxC8

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 icreinstall_bestplayer-12658-dp.exe has been seen being distributed by the following 9 URLs.

http://www.tagtowerscapital.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

http://www.bundleflashapps.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

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

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