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setup_gmsd_us.exe

The application setup_gmsd_us.exe 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, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from dl.tuto4pc.com and multiple other hosts a known adware distribution point operated by Tuto4PC.com.
MD5:
aa78a33ae8c74708cbaef91ca01ea5c3

SHA-1:
d21c7b218ced4726005015ceb415eb371df5a094

SHA-256:
7cdb670a365ad56223b2bc6eaee2e54d25aca737bd43d66697d675aab8fb09ec

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2024 6:50:53 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tuto4PC.Offer.Installer.Meta (M)
16.1.22.16

File size:
5.6 MB (5,833,463 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\setup_gmsd_us.exe

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):
98304:vgq823jRTdnWFHIg+G7Hn/QIaT0nz0LxoW3gz005dBrd+YrTGiv8Dpu4LSvIN1xn:oq865d0IDIH/BgiWwv9hlHB89uwSOLOo

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:
7.9992

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

Code size:
39.5 KB (40,448 bytes)

The file setup_gmsd_us.exe has been seen being distributed by the following 2 URLs.

http://dl.tuto4pc.com/download/trasgo/clickmein/.../setup_gmsd_us.exe

http://dl.kiklou.eu/download/trasgo/clickmein/.../setup_gmsd_us.exe

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