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icreinstall_gta-v-launcher.exe

Hakotu

PremiumBeam (New Media Holdings Ltd.)

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_gta-v-launcher.exe, “Hakotu Setup ” by PremiumBeam (New Media Holdings) 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 file has been seen being downloaded from tmpfile3634.s3.amazonaws.com and multiple other hosts. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
Gotebo   (signed by PremiumBeam (New Media Holdings Ltd.))

Product:
Hakotu

Description:
Hakotu Setup

MD5:
b1da10d88960a9a353bb8bfd02642136

SHA-1:
93f9d453911569d68a4b8c5b52db38f18b297620

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Utilizes the InstallCore download manager that may bundle various adware-type offers.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
11/5/2024 3:30:15 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.NMH.Bundler (M)
16.3.31.20

File size:
1 MB (1,057,328 bytes)

Product version:
5.4

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\Local settings\temp\icreinstall_gta-v-launcher.exe

Digital Signature
Signed by:
PremiumBeam (New Media Holdings Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
12/17/2015 10:52:56 AM

Valid to:
4/22/2016 11:45:10 AM

Subject:
CN=PremiumBeam (New Media Holdings Ltd.), O=PremiumBeam (New Media Holdings Ltd.), L=Tel Aviv, C=IL

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

Serial number:
11218E8F84D2C9611A0D9227D7A1EEA68998

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:5tR6LrXu0MMY9DC8sg67JPp8swtstbcz9iGDTETEe54B1YJ:5/IzwVJY7JxFDlyXCf4sJ

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.9090

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

Code size:
37 KB (37,888 bytes)

The file icreinstall_gta-v-launcher.exe has been seen being distributed by the following 3 URLs.

https://tmpfile3634.s3.amazonaws.com/download77/ic_trackings/19158/.../gta-v-launcher.exe

https://tmpfile3626.s3.amazonaws.com/download77/ic_trackings/5861/.../gta-v-launcher.exe

https://tmpfile3630.s3.amazonaws.com/download77/ic_trackings/12856/.../gta-v-launcher.exe

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)

TCP (HTTP):
Connects to cdneu.webfilescdn.com  (65.254.40.36:80)

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