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icreinstall_f18-carrier-landing.exe

FITDownloader

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_f18-carrier-landing.exe by FITDownloader has been detected as adware by 9 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from nl.inncdn.com. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
FITDownloader  (signed and verified)

MD5:
443654edbfb318d9b2e0d2a7b57d4730

SHA-1:
e7426c16deb0fb2f59bfdd26e3d6b9963e8ddb07

SHA-256:
1a2183b5460e8780a698bd13f808c7a38389e3e5a7038bc42f50738c1ddc6bc7

Scanner detections:
9 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
4/26/2024 3:34:01 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3363

Dr.Web
Adware.InstallCore.464
9.0.1.0245

ESET NOD32
Win32/InstallCore.OX (variant)
8.10336

F-Prot
W32/InstallCore.AC.gen
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.183.13198

Malwarebytes
PUP.Optional.InstallCore
v2014.09.02.05

Reason Heuristics
PUP.FITDownloader.FF
14.9.2.17

Sophos
Install Core Click run software
4.98

SUPERAntiSpyware
PUP.InstallCore/Variant
10384

File size:
736 KB (753,616 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_f18-carrier-landing.exe

Digital Signature
Signed by:
FITDownloader

Authority:
COMODO CA Limited

Valid from:
4/28/2014 3:00:00 AM

Valid to:
4/29/2015 2:59:59 AM

Subject:
CN=FITDownloader, O=FITDownloader, STREET=28 Lenelblome St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

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

Serial number:
5E0816C139E8D20E76830D3D9638C4FE

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):
12288:kpjvpY24wjC2Z0WkcwE7G3xxB+oE++5YSq9JSHphweb2W:EjviJwjCYMcwv3ox++54JSHph

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:
7.8887

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

Code size:
37 KB (37,888 bytes)

The file icreinstall_f18-carrier-landing.exe has been seen being distributed by the following URL.

http://nl.inncdn.com/download.php?os=&icon=aHR0cDovL3NjcmVlbnNob3RzLmVuLnNmdGNkbi5uZXQvZW4vc2Nybi82OTY3NzAwMC82OTY3NzA4OS9pbWFnZS0wMS0xMDB4MTAwLnBuZw==&desc=RXhjZWxsZW50IEYxOCBsYW5kaW5nIHNpbXVsYXRvciBnYW1l&name=F18 Carrier Landing&domain=f18-carrier-landing&ss=&lang=en_US&url=aHR0cDovL2YxOC1jYXJyaWVyLWxhbmRpbmcuZW4uc29mdG9uaWMuY29t&version=280814&graphic=1

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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