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icreinstall_freewifihotspot.exe

TechEvolve GMBH

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_freewifihotspot.exe by TechEvolve GMBH has been detected as a potentially unwanted program 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. The file has been seen being downloaded from www.free-wifi-hotspot.com and multiple other hosts. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
Publisher:
TechEvolve GMBH  (signed and verified)

MD5:
de85edffaaf11578da35024143ea9dbf

SHA-1:
f1e027e4c506e16c58d7a627d61c0f87d7d28673

SHA-256:
115fac5150aa07b3c10b482abce714614a88aa74495940b23896c2ef60eb375e

Scanner detections:
9 / 68

Status:
Potentially unwanted

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

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 9:41:23 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.169.4

ESET NOD32
Win32/InstallCore.QL (variant)
8.10309

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

Malwarebytes
PUP.Optional.Amonetize
v2014.09.30.06

Reason Heuristics
PUP.Optional.TechEvolveGMBH.BB
14.9.30.6

Sophos
Generic PUA PB
4.98

SUPERAntiSpyware
PUP.InstallCore/Variant
10328

Trend Micro House Call
Suspicious_GEN.F47V0821
7.2.273

VIPRE Antivirus
InstallCore
32520

File size:
667.3 KB (683,320 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
TechEvolve GMBH

Authority:
VeriSign, Inc.

Valid from:
12/16/2012 2:00:00 AM

Valid to:
12/17/2015 1:59:59 AM

Subject:
CN=TechEvolve GMBH, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=TechEvolve GMBH, L=Beijing, S=Beijing, C=CN

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
50FF3D5C361AE9F52E4B0A3CF576C6EE

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:VNvp+A20jyv+/x+unkCxlozZ6gvJS1gXr2upAV+POzD2m7XE01Up:VNvMo75+unkCDoRR97k+WzSm7x1u

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:
7.8876

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

Code size:
37 KB (37,888 bytes)

The file icreinstall_freewifihotspot.exe has been seen being distributed by the following 2 URLs.

http://www.free-wifi-hotspot.com/package/.../FreeWiFiHotspot.php

http://www.free-wifi-hotspot.com/FreeWiFiHotspot.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)

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