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icreinstall_winrarsetup.exe

Dika

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_winrarsetup.exe, “Dika 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. With this installer, users are expecting to download WinRAR archiver but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Product:
Dika

Description:
Dika Setup

MD5:
7bc6b51cca304e4076fab86e8c0075b2

SHA-1:
3d1fbe2771063494574a1357dba9ae4b906cb787

SHA-256:
d17e3b56afde89f42c05ff78bb13d015dd8b8f79b2cc76df638294656c570764

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:
12/27/2024 12:18:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.RE.Installer (M)
16.4.20.11

File size:
895.2 KB (916,646 bytes)

Product version:
4.2

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

File PE Metadata
Compilation timestamp:
6/19/1992 2:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:xCRpfKvw4N2K09ACaZUNO3SC2DnfAloijZKF0G2ZrHWu0qXDPXn8vj:xCRNKvwCYaZ2k2Df8ocZC0NZjGkD/nSj

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:
7.9363

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

Code size:
37 KB (37,888 bytes)

The file icreinstall_winrarsetup.exe has been seen being distributed by the following 5 URLs.

http://www.bundleguardbundle.com/c?x=bE0vh Tsivfc7fSNvCh5sKPRooPWzYTL1g8qh7QWQHM=&c=GaFezLwiU4ciQ1MCehjSTI4Y9tI7Pyvz05/L3P5UNqV/eNAMpjajpQM6nl34/uco13rrKaovj4fapQC6a 1wH9BcL5nH98KVTq/vR7yWP Yq4UNh4C0riB0FOyjbTvBW&downloadAs=WinRARSetup.exe&fallback_url=http://allmyapps.com/binary/1410/.../direct-download?token=90c4f1d505d730885cc98010575156fddefdb54b

http://www.bundleguardbundle.com/c?x=T sw Ia2vO88C5lUIsjPmPZrot/RWCwBFaV9Dc4NnrM=&c=a x1sGtbk4f0fr5GtMgE/bwUQjV3aD/1OYBIVkZpxNMnZ1DwvpHJr905/DltfAW mLOHjXMIkh8ua6feKYm4BEsbBzPyF3/yPU9Yccuz6kb4LZnCcylVwQ/VmCyeeCoU&downloadAs=WinRARSetup.exe&fallback_url=http://allmyapps.com/binary/1410/.../direct-download?token=90c4f1d505d730885cc98010575156fddefdb54b

http://www.bundleguardbundle.com/c?x=Kam1R2U/Syjkl E0Pfzb3zioyZpdzBk1nquKkL9NWbU=&c=MmFV1uAAuHneDH98g4qic7sQU5Iiw26P3iOL8mIVZSPloy9hRsQuLCUzHqXRYgiQJjwyia1pIIXEergNl81GXPahtp21pUfH OqbQzPm/X67vFL7aONRsZE7rwryl6BE&downloadAs=WinRARSetup.exe&fallback_url=http://allmyapps.com/binary/1410/.../direct-download?token=90c4f1d505d730885cc98010575156fddefdb54b

http://www.bundleguardbundle.com/c?x=LWMYu4LhI7jrP4i4iBoKfnmC8FlPMwH7jBPN aJNr6c=&c=bcDNNgQ8ox25us1FH/Ib962yG3L8FclU6yVlEYwD043P5/1FWiuNqOv8ekBHtP6DOtM/RA5pKAexSAfkMk1ZQYp/M/Y/KmjutmAmGmi6VKv3pq460PBCoFNdlq1e2GF5&downloadAs=WinRARSetup.exe&fallback_url=http://allmyapps.com/binary/1410/.../direct-download?token=90c4f1d505d730885cc98010575156fddefdb54b

http://www.bundleguardbundle.com/c?x=I rngNRkiWGhJWKEjegM0Bfvf46uQPO aWquPR9LTFM=&c=62DsacR11/2VBVX90HEsu4FdTPcCJQ2vc kkX8EtWa99LqmZy3eiO6sWFYQESZsVi1sYUtE4iYEwUlhEXaMTv9nDEsXCi NG1MQqFBwKcOzs2CAWp/IClfswmu3arLY/&downloadAs=WinRARSetup.exe&fallback_url=http://allmyapps.com/binary/1410/.../direct-download?token=90c4f1d505d730885cc98010575156fddefdb54b

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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