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letstunes-setup.exe

LetsTunes

Secure Digital Services Limited

The application letstunes-setup.exe, “LetsTunes ” by Secure Digital Services Limited has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a self-extracting archive and installer and has been known to bundle potentially unwanted software. The file has been seen being downloaded from app.letstunes.com.
Publisher:
Secure Digital Services   (signed by Secure Digital Services Limited)

Product:
LetsTunes

Description:
LetsTunes

Version:
2.3869.00788

MD5:
321de0c5d26bf1ae9154deaa8aa11e9a

SHA-1:
8cfd02c3ed13a63e8b8c0cb58de1ec13c5d9068d

SHA-256:
c6f8f7c15bb27ba35caab1e8ed19ad197b5b7008a1315790cf753bf9f3db0d3d

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.

Analysis date:
7/19/2025 1:19:24 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OfferBox.SecureDi.Installer (M)
16.7.11.7

File size:
1 MB (1,049,752 bytes)

Product version:
2.3869.00788

Copyright:
Copyright (C) 2009 Acresso Software Inc. and/or InstallShield Co. Inc. All Rights Reserved.

Original file name:
LetsTunes

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\letstunes-setup.exe

Digital Signature
Signed by:
Secure Digital Services Limited

Authority:
VeriSign, Inc.

Valid from:
11/16/2009 1:00:00 AM

Valid to:
11/17/2011 12:59:59 AM

Subject:
CN=Secure Digital Services Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Secure Digital Services Limited, L=Dublin, S=Dublin, C=IE

Issuer:
CN=VeriSign Class 3 Code Signing 2009-2 CA, OU=Terms of use at https://www.verisign.com/rpa (c)09, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
3B62DC3672D1D2047D8974361B53ECE7

File PE Metadata
Compilation timestamp:
6/10/2009 9:03:37 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:V2TIyT39KAMp6TNpGrkvNhKebRffQtTBioJtQWD:I1T39WpijGrkvvKURX6TgitZD

Entry address:
0x6A832

Entry point:
55, 8B, EC, 6A, FF, 68, B0, D0, 48, 00, 68, D0, B3, 46, 00, 64, A1, 00, 00, 00, 00, 50, 64, 89, 25, 00, 00, 00, 00, 83, EC, 58, 53, 56, 57, 89, 65, E8, FF, 15, 90, B1, 48, 00, 33, D2, 8A, D4, 89, 15, A0, 16, 4B, 00, 8B, C8, 81, E1, FF, 00, 00, 00, 89, 0D, 9C, 16, 4B, 00, C1, E1, 08, 03, CA, 89, 0D, 98, 16, 4B, 00, C1, E8, 10, A3, 94, 16, 4B, 00, 6A, 01, E8, 45, 39, 00, 00, 59, 85, C0, 75, 08, 6A, 1C, E8, C2, 00, 00, 00, 59, E8, 6A, 17, 00, 00, 85, C0, 75, 08, 6A, 10, E8, B1, 00, 00, 00, 59, 33, F6, 89, 75...
 
[+]

Developed / compiled with:
Microsoft Visual C++ v6.0

Code size:
552 KB (565,248 bytes)

The file letstunes-setup.exe has been seen being distributed by the following URL.

http://app.letstunes.com/download.php?ul=es&campaign=4541&tracker=1351&par1=200510

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