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installer.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 installer.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:
1e9c7048c7383c871fe4b66fcb10e6ee

SHA-1:
273cf47121dbe0820139a95a0c9f63a5252c0d0d

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:
11/23/2024 1:23:05 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.UpdateStar.Installer (M)
16.2.17.20

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:\documents and settings\administrator\moje dokumenty\pobrane\installer.exe

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
GlobalSign nv-sa

Valid from:
1/25/2016 11:35:00 AM

Valid to:
3/23/2017 3:24:09 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 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:oHPneYrR5Qu7kOATHl9O6f+HL1ZeXvjG1AS0q:ov79597klTHPXf+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...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

The file installer.exe has been seen being distributed by the following URL.

http://www.purefoldercity.com/c?x=EFRICeTR/1zMSBTIbqjBTZ9XFbq LIXZkEtfKNA ckE=&c=biY3hYmPDAaGm5FEAjJQmt01G3sGaqWRllePr1HObbFLUJWldCrYDpXunelOVzSW8a9P/csBo8oj1byeIYg55TP0fCsxIkM7CpjXMllxDbcxJ28tbDVvjnAijj2pO6Sr&downloadAs=installer.exe&fallback_url=http://fpdownload.macromedia.com/get/shockwave/default/english/win95nt/.../Shockwave_Installer_Slim.exe

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