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icreinstall_sonicstage.exe

UpdateStar GmbH

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_sonicstage.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. It is also typically executed from the user's temporary directory. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
UpdateStar GmbH  (signed and verified)

MD5:
8cda1bd803d4021efe5325d336007aae

SHA-1:
632ea14e8880a6789e9682e401af8e05cc706fd9

SHA-256:
d4d18a40d9264ac89efb4d1c41704d48917456142a1f82d9787c164b1965bbe8

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Utilizes the InstallCore download manager that may bundle various adware-type offers.

Analysis date:
4/18/2024 9:48:52 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.12.22.6

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

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_sonicstage.exe

Digital Signature
Signed by:
UpdateStar GmbH

Authority:
COMODO CA Limited

Valid from:
11/30/2011 4:00:00 PM

Valid to:
11/30/2012 3:59:59 PM

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:
6/19/1992 3:22:17 PM

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:
6.9473

Developed / compiled with:
Microsoft Visual C++

Code size:
837.5 KB (857,600 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdneu.webfilescdn.com  (65.254.40.36:80)

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