installer.exe

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 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.
Publisher:
UpdateStar GmbH  (signed and verified)

MD5:
2984c1c0fea1ba08cb36182277b40466

SHA-1:
d17d7f2e8704ab688617933d61f69ad1dc230252

SHA-256:
e0e2d558856a02c4d5a667191d2201e7b0170a760fe8d7ec02ab16049716c024

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:
4/19/2024 5:37:57 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
17.2.3.18

File size:
1.1 MB (1,104,552 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore

Common path:
C:\users\{user}\downloads\programs\installer.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
12/1/2011 2:00:00 AM

Valid to:
12/1/2012 1:59:59 AM

Subject:
CN=UpdateStar GmbH, O=UpdateStar GmbH, STREET=Hauptstrasse 20, L=Berlin, S=Berlin, PostalCode=10827, C=DE

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
4C04D272CAAEF51D5786CA84D80CFB98

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0xCD500

Entry point:
55, 8B, EC, 83, C4, F0, B8, 78, 6C, 41, 00, E8, 0F, E7, FF, FF, 00, 00, 56, 55, E8, 80, FD, FF, FF, 89, 03, 83, 3B, 00, 74, 23, 8B, D3, B8, E4, 45, 47, 00, E8, F5, FD, FF, FF, 84, C0, 75, 13, 68, 00, 80, 00, 00, 6A, 00, 8B, 03, 50, E8, 62, FD, FF, FF, 33, C0, 89, 03, 5D, 5F, 5E, 5B, C3, 90, 53, 56, 57, 55, 83, C4, EC, 89, 4C, 24, 04, 89, 14, 24, C7, 44, 24, 08, FF, FF, FF, FF, 33, D2, 89, 54, 24, 0C, 8B, E8, 8B, 04, 24, 03, C5, 89, 44, 24, 10, 8B, 1D, E4, 45, 47, 00, EB, 51, 8B, 3B, 8B, 73, 08, 3B, EE, 77...
 
[+]

Entropy:
6.9483

Developed / compiled with:
Microsoft Visual C++

Code size:
837.5 KB (857,600 bytes)

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