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icreinstall_skype.exe

NextRadioTV

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_skype.exe by NextRadioTV has been detected as adware by 18 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 cdnus.ironcdn.com. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
NextRadioTV  (signed and verified)

MD5:
c453318ced0514036675eaf109edb992

SHA-1:
1d6fc0ed2cede60278529bd9ce04126a2bcec412

SHA-256:
258713e27061ad81f5d3f4fa0baa7aa1f1e6c836fc2d810e772410a462097c5f

Scanner detections:
18 / 68

Status:
Adware

Explanation:
The installer is a co-bundle distribution utility that might contain adware or various unwanted programs. While the software it is providing is typically clean, the donwload manager offers could be classified as unwanted.

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:
12/4/2024 7:26:27 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen
7.11.97.32

AVG
Skodna.Generic
2014.0.3611

Baidu Antivirus
Win32.InstallCore
4.0.3.1433

Comodo Security
UnclassifiedMalware
16941

Dr.Web
Adware.InstallCore.55
9.0.1.0357

Emsisoft Anti-Malware
Riskware.WebToolbar.Win32.InstallCore.AMN!A2
8.13.12.23.10

ESET NOD32
Win32/InstallCore.AF (variant)
7.8698

Fortinet FortiGate
Riskware/InstallCore
12/28/2013

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

herdProtect (fuzzy)
variant of Adobe-Flash-Player-64b.exe (Adware)
2013.12.28.14

K7 AntiVirus
Unwanted-Program
13.170.9100

Kaspersky
not-a-virus:WebToolbar.Win32.InstallCore
14.0.0.4578

Malwarebytes
PUP.Optional.InstallCore
v2013.12.28.02

McAfee
Artemis!2BA4BD2F9CEC
5600.7267

Reason Heuristics
PUP.NextRadioTV.R
14.3.3.12

Sophos
Generic PUA JL
4.93

Trend Micro House Call
TROJ_GEN.FCBHZJE
7.2.362

Vba32 AntiVirus
BScope.Malware-Cryptor.InstallCore.2691
3.12.22.3

File size:
1.1 MB (1,108,088 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore

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

Digital Signature
Signed by:
NextRadioTV

Authority:
COMODO CA Limited

Valid from:
8/6/2012 1:00:00 AM

Valid to:
8/7/2013 12:59:59 AM

Subject:
CN=NextRadioTV, O=NextRadioTV, STREET=12 rue d Oradour sur Glane, L=Paris, S=IDF, PostalCode=75015, C=FR

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

Serial number:
00F6B0E6D7739316BE77DBC3CE3EF38235

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:PEGri4Fr0vDHu6T675syNZ/EnKiEnzQKgrv:PEGri8Suq69sy1iEzo

Entry address:
0xCEA20

Entry point:
55, 8B, EC, 83, C4, F0, B8, F0, 1B, 41, 00, E8, C1, CE, FF, FF, 00, 75, 44, 8B, C3, E8, 35, FF, FF, FF, EB, 3B, 8B, 0A, 8B, 72, 04, 03, CE, 8B, F8, 03, 7B, 0C, 3B, CF, 75, 05, 29, 73, 0C, EB, 26, 8B, 0A, 03, 4A, 04, 89, 0C, 24, 2B, F9, 89, 7C, 24, 04, 8B, 12, 2B, D0, 89, 53, 0C, 8B, D4, 8B, C3, E8, D0, FE, FF, FF, 84, C0, 75, 04, 33, C0, EB, 0C, B0, 01, EB, 08, 8B, 1B, 3B, FB, 75, 85, 33, C0, 59, 5A, 5D, 5F, 5E, 5B, C3, 90, 53, 56, 57, 8B, DA, 8B, F0, 81, FE, 00, 00, 10, 00, 7D, 07, BE, 00, 00, 10, 00, EB...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
841 KB (861,184 bytes)

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

http://cdnus.ironcdn.com/.../Skype.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)

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

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