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download.exe

The application download.exe has been detected as a potentially unwanted program by 3 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The file has been seen being downloaded from get.down1oad4desktop.com and multiple other hosts.
MD5:
2474e5f6e8d8f346600b7a6f478c56e7

SHA-1:
8fa9fc8e73815cb029da4358f9cb64e3abbd0677

SHA-256:
c778429c88bfe4ea53109d537ec68d9d918cd003751955b8ea21642df82a04a5

Scanner detections:
3 / 68

Status:
Potentially unwanted

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Analysis date:
1/15/2025 9:03:28 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.8049
9.0.1.05190

ESET NOD32
Win32/OutBrowse.AI potentially unwanted application
7.0.302.0

VIPRE Antivirus
Threat.4823950
35418

File size:
617.4 KB (632,193 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

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

File PE Metadata
Compilation timestamp:
12/5/2009 3:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:PbhzELb2Ag+va0JpN8BAgSGEo+EKe/1HW+MhLRwbpzIwWgfc8vy4h4:PbhzELb3PS0J7eAg+tPetHWhhLROpzIZ

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...
 
[+]

Entropy:
7.9803

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file download.exe has been seen being distributed by the following 2 URLs.

http://get.down1oad4desktop.com/.../Get?p=3022&d=18744&l=1694&n=0&d1=864147&si=0&clickid=Z4dXVpZD01YWExMTRjYy0zMDFjLTQ1ZGMtOWU4Yi02ZTRkZjVlMTE4MWY

http://get.default-page.com/.../Get?p=3022&d=18744&l=1694&n=0&d1=864147&si=0&clickid=Z4dXVpZD01YWExMTRjYy0zMDFjLTQ1ZGMtOWU4Yi02ZTRkZjVlMTE4MWY

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