icreinstall_microsoft-word-2010.exe

Sifufi

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_microsoft-word-2010.exe, “Sifufi Setup ” has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. 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.
Product:
Sifufi

Description:
Sifufi Setup

MD5:
4f672c3c938cab675e7ce5212d0da497

SHA-1:
aa72baded081bd9afe6c6827581acc1733f80bff

SHA-256:
88a05ce1cdadd31c3c0333b7c24bd2dce0d42597c74129e497fbd2cdac28c22d

Scanner detections:
1 / 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:
5/13/2024 9:27:25 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.RE.Installer (M)
16.4.14.1

File size:
1015 KB (1,039,374 bytes)

Product version:
1.0.3

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_microsoft-word-2010.exe

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:Iqd75mBnxbenL3iNNY+wNg1Z/MlJM8eHMt/lR8ybNSoGD3EIGAI7C4Welt:IUIBnxenLyMji1ZUlOzQRmoGQAIBt

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

The file icreinstall_microsoft-word-2010.exe has been seen being distributed by the following 26 URLs.

http://www.vaultsfarmapplications.com/c?x=7ntiP0p18KYyxV/41tW294P8QUNnyv4SdfvsYzIvBrs=&c=yJO1rmLF9TX8qZkfTNTGNC8TZ1nu72ArEsFOIxQl9LcspvsnVEPPa/5vxbfYUF/7e5zZs/pwvjNR1ftalUeXyRpTcDVzEeQ/F11FestQ55HqVVjasqo5E9uWk1rck61uAYAJwbp/3cpFP39hTTRa6uYvlsdnTszDmUoOpLJEFgNE0Tx71wTuDG3RM edamtp&e=0&fallback_url=https://secure.inndl.com/.../microsoft-word-2010.exe

http://www.nowapplicationgift.com/c?x=ljulsBFOVFbQiDFLDOzXHnnP3hrf4 8E0O9Yi5vMozU=&c=2dEEMBF3m97mUSJaTFoaKse6T1/1lXgTWVP/RnoHE7f34qg4m6mojD01GG2TITRiLQucHu6XrCH0WzRxI1lVD8DU4zvAsmlWUEAMHLQ0DxNZJ9zxZX3vnJ9u/uvti93hoUgGI5K78m7zC36YljnUCQrGUr0O8aYI McNH5l0/Q3PH9bJe8YdeynombsK9Pyw&e=0&fallback_url=https://secure.inndl.com/.../microsoft-word-2010.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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