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youtube-song-downloader.exe

Gufotig

UpdateStar GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application youtube-song-downloader.exe, “Gufotig Setup ” by UpdateStar GmbH 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 installCore installer. The file has been seen being downloaded from www.softwareflashbinaries.com.
Publisher:
Mog   (signed by UpdateStar GmbH)

Product:
Gufotig

Description:
Gufotig Setup

Version:
4.3.5.6

MD5:
7427414bff029921789d5433fd8b8115

SHA-1:
ced90bfa5f8cc6bce240e735aa5dcafcbd646814

SHA-256:
c6b7f2b49d31806398aceef69b46b3079664ad195e7b5ca4ebda8840913290a9

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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 11:34:54 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.UpdateSt.Installer (M)
16.4.5.22

File size:
1 MB (1,053,208 bytes)

Product version:
2.4

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\youtube-song-downloader.exe

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
GlobalSign nv-sa

Valid from:
1/25/2016 3:35:00 AM

Valid to:
3/23/2017 7:24:09 AM

Subject:
CN=UpdateStar GmbH, O=UpdateStar GmbH, L=Berlin, S=Berlin, C=DE

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

Serial number:
1121C7585A2F5B2218EC6B36D472BA6496D8

File PE Metadata
Compilation timestamp:
6/19/1992 4:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:DQkKEY7qm/1wv048SkSagBSufwL1yKma/ABEbqiomQnuubfVYaatG:DXK7qm/is48aagcLkKma/ABELomYuKtO

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:
7.9052

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

Code size:
37 KB (37,888 bytes)

The file youtube-song-downloader.exe has been seen being distributed by the following URL.

http://www.softwareflashbinaries.com/c?x=//a43 FHOxPGDJI42fde6Ltos6vQd1/uutjkBTqCPdc=&c=KkCrrp7gQic4Q25DptT7SBvr6PNzh9XH4pDJaP7kovViI0j5Fq4dNkMSpZab1xj6N40Rkym2Y9EU/8jK0lfWKrjAEte8xQLcPgN6W6muE7tS6HDTHqgDRdCy8hGsOX7R&downloadAs=youtube-song-downloader.exe&fallback_url=http://.../ysd.exe

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