internet download manager 6.21 build 11 full patch.exe

Start Now

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application internet download manager 6.21 build 11 full patch.exe by Start Now 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 OutBrowse Revenyou installer. The file has been seen being downloaded from get.file21desktop.com.
Publisher:
Start Now  (signed and verified)

MD5:
6f03f6ae6f39615c9917f51985ab4fbd

SHA-1:
bb5661111c9e3c42268e09653bb373423a76037a

SHA-256:
41301b4e8e031c81120232bec364488d551d0ae69edd67e2db294b2088e7e8e0

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 '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:
12/25/2024 3:34:35 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.StartNow.Bundler (M)
16.6.24.16

File size:
558.3 KB (571,664 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\internet download manager 6.21 build 11 full patch.exe

Digital Signature
Signed by:

Authority:
Starfield Technologies, Inc.

Valid from:
10/29/2014 10:30:53 PM

Valid to:
10/29/2015 10:30:53 PM

Subject:
CN=Start Now, O=Start Now, L=DUBLIN, C=IE

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
043DD86B3DF8A0

File PE Metadata
Compilation timestamp:
12/6/2009 5:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:f8Z/hV82+QHeCTZ3leOJBM9DwxyaQTscEfZ97zxdLMh9DJq0XWgNjIIG:f8ZUl8nY9DSus3dxEpJlz+f

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file internet download manager 6.21 build 11 full patch.exe has been seen being distributed by the following URL.