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apple-software-update.exe

App Program

UpdateStar GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application apple-software-update.exe, “App Program 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.purefoldercity.com.
Publisher:
UpdateStar GmbH  (signed and verified)

Product:
App Program

Description:
App Program Setup

Version:
3.5.4.8

MD5:
1d6ba27f8e7bb20ed823b8a1be7ccc5a

SHA-1:
0104cb4a73245cb861c8b5ca48e5e42f6fe964cf

SHA-256:
ddad1d3e1efe33c98c75cfa4dd29806a978c1673733314d677b0359f8f2b33a5

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 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:
11/23/2024 1:21:25 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.7.17.18

File size:
975.5 KB (998,880 bytes)

Product version:
5.6

Copyright:
Installer app

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\apple-software-update.exe

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
GlobalSign nv-sa

Valid from:
1/25/2016 1:35:00 PM

Valid to:
3/23/2017 5:24:09 PM

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:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:THPneYrR5Qu7kOATHl9O6f+HL1ZeXvjG1AS0q:Tv79597klTHPXf+r1ZeXieq

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:
7.9278

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

Code size:
39.5 KB (40,448 bytes)

The file apple-software-update.exe has been seen being distributed by the following URL.

http://www.purefoldercity.com/c?x=G88wzIsdIOzvpzoE23A adRCO7 3Y57ANVWNkTRg/hs=&c=k3WFWFkdmtCJ7gMphlnM2eVZ1v289v/OVXBG1gAe8NTJmNlpWJH18XwJg2AdZxX6fcmLfAbJ/B8t0uDjXnWpyFhyAR38exJGqc6hfD9ai9B0Xix1l05zfDvvvPE6RRFm&downloadAs=apple-software-update.exe&fallback_url=http://static.updatestar.net/dl/.../iTunes64Setup.exe

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