rarsoftwareinstaller.exe

Download Manager

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application rarsoftwareinstaller.exe by Download Manager 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 AirInstaller Download Manager installer. The file has been seen being downloaded from www.download-free.com.
Publisher:
Download Manager  (signed and verified)

MD5:
4a077896ecbf3d6a892ae152337eb68e

SHA-1:
dc5bd0e7c10b38d7bbe7e75674916abef1c77a4a

SHA-256:
403af0158fee264d5a53ddc217e07a229d3af8e20ba01996bb03d1dbe328ca2c

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
4/26/2024 6:01:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.DownloadManager.U
14.10.4.18

File size:
306.5 KB (313,872 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\rarsoftwareinstaller.exe

Digital Signature
Authority:
The USERTRUST Network

Valid from:
5/26/2011 5:00:00 PM

Valid to:
5/26/2012 4:59:59 PM

Subject:
CN=Download Manager, O=Download Manager, STREET=26 York Street, L=London, S=Westminster, PostalCode=W1U 6PZ, C=GB

Issuer:
CN=UTN-USERFirst-Object, OU=http://www.usertrust.com, O=The USERTRUST Network, L=Salt Lake City, S=UT, C=US

Serial number:
7A29EA7E77DAC7B65FC20ECCCB2D8A3C

File PE Metadata
Compilation timestamp:
12/5/2009 3:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:ZJSN/ZcpPd9VLgbDyuW7tLvuOWDc7V/rg3TD5EV1kAKTPDRBp5IXaB5JXzoEIO:TKZWPdvLBL2SVgJEVS5zVJc055nIO

Entry address:
0x687E0

Entry point:
60, BE, 00, 40, 46, 00, 8D, BE, 00, D0, F9, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, EF, 75, 09, 8B, 1E, 83, EE, FC, 11, DB, 73, E4, 31, C9, 83, E8, 03, 72, 0D, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 74, 89, C5, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 75, 20, 41, 01, DB, 75...
 
[+]

Entropy:
7.9858

Packer / compiler:
UPX 2.90LZMA

Code size:
20 KB (20,480 bytes)

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

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