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icreinstall_microsoft-net-framework-client-profile.exe

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_microsoft-net-framework-client-profile.exe has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the installCore installer, however the file is not signed with an authenticode signature from a trusted source. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
MD5:
3b17c3b6cc97ab5c1409b6deee79191b

SHA-1:
e60e9f1b43639ac95c1cdb52b3b9f236c9a76282

SHA-256:
43229cdb11aba2b4ba4deb145e998e87a4ec046ce20499ffa9a602a77f0ffd41

Scanner detections:
10 / 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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/25/2024 8:17:56 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/InstallCore.AX
7.11.118.248

Bkav FE
W32.Clodeca.Trojan
1.3.0.4613

Comodo Security
Application.Win32.InstallCore.AX
17417

Dr.Web
Trojan.Packed.24524
9.0.1.0358

ESET NOD32
Win32/InstallCore.ES (variant)
7.9155

K7 AntiVirus
Unwanted-Program
13.174.10469

Malwarebytes
PUP.Optional.UpdateStar.A
v2013.12.24.09

Sophos
Install Core Installer
4.95

Trend Micro House Call
TROJ_GEN.F47V1028
7.2.2

VIPRE Antivirus
InstallCore.b
24214

File size:
607.9 KB (622,520 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_microsoft-net-framework-client-profile.exe

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

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:FRkLyMJfsGTtAoXzuOMjtKZ5O4dMfF1/W4OAJE3ERVer+9J:/eyMJfsstN1Hw4dM9ZWNAJEfW

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

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

Code size:
36 KB (36,864 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)

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