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icreinstall_c.exe

Program Software

Download Blast

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_c.exe, “Program Software Setup ” by Download Blast has been detected as a potentially unwanted program by 2 anti-malware scanners. The program is a setup application that uses the installCore installer. The file has been seen being downloaded from cdn.downloadsterfiles.net. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
App Internet   (signed by Download Blast)

Product:
Program Software

Description:
Program Software Setup

MD5:
c596bed3102b7f9dd8d6883bc714906f

SHA-1:
2238501bc1afdf3dc11646ee27cf46729a6c1713

SHA-256:
c956171caa45f37b1f7671b89bf915019a04394b62a57d9263f67f3a2356fb9a

Scanner detections:
2 / 68

Status:
Potentially unwanted

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

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:
11/15/2024 6:12:14 AM UTC  (today)

Scan engine
Detection
Engine version

herdProtect (fuzzy)
variant of vlc_setup.exe
2015.9.7.18

Reason Heuristics
PUP.installCore.DownloadBlast.Installer (M)
15.8.2.22

File size:
894.5 KB (915,960 bytes)

Product version:
3.6

Copyright:
Generic Web

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
Download Blast

Authority:
COMODO CA Limited

Valid from:
2/26/2015 4:00:00 PM

Valid to:
2/26/2017 3:59:59 PM

Subject:
CN=Download Blast, O=Download Blast, STREET="1930 Village Center Circle #3-1234", L=Las Vegas, S=NV, PostalCode=89134, C=US

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

Serial number:
00F7A728BDE0E8DDCD6B6A9632ED2C24F8

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:lrkNzCgwjbnNVgRMr5kMjOJaX1GQy+mCx3kAR7Q8NTZ:l4Jr8bnExgO4Xw1+mi3kAZVV

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.9095

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

Code size:
37 KB (37,888 bytes)

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

http://cdn.downloadsterfiles.net/c?x=DkhVL5ExriPX0/VUOSHzLcaJz5zwAoMx1CPekL7D3W0=&c=5uHnmXZ6Wb6 4l5LIrDaGz0PKDa3jvbHWioWau8GFlbucgn7JKZfTBmjEVXtF2ImcYdngNM67r1D7RI8rBAEXqxuCIpNQPfJcc vJndCkp5psAJufCMgw25Sy xrVid8YESfQ OpdBt6vXXaz0PL9A==&fallback_url=http://download-installer.cdn.mozilla.net/pub/firefox/releases/38.0.5/win32/.../Firefox Setup Stub 38.0.5.exe&downloadAs=Firefox_Setup.exe

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)

Remove icreinstall_c.exe - Powered by Reason Core Security
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