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java_setup.exe

Quick Downloader

The Adlogica setup manager, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application java_setup.exe by Quick Downloader 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 Adlogica Quick Downloader installer. The installer is marketed through download protals and search ads as the free Oracle Java Runtime but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Quick Downloader  (signed and verified)

MD5:
3437d4c94836e863ca5e016977619be9

SHA-1:
cf6d8256c611b0fb56f6f8d51ec4822ff954de94

SHA-256:
2f21dae4398108758bdfe2120d0dd58596d4b18f9259f47aeff90baebe4577d5

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:
4/18/2024 9:05:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adlogica.QuickDownloader.Bundler (M)
16.1.26.3

File size:
738.5 KB (756,232 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Quick Downloader (using Inno Setup)

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

Digital Signature
Signed by:
Quick Downloader

Authority:
COMODO CA Limited

Valid from:
8/7/2013 8:00:00 PM

Valid to:
8/8/2014 7:59:59 PM

Subject:
CN=Quick Downloader, O=Quick Downloader, STREET=96 Jessie st, STREET=4th floor, L=San Francisco, S=CA, PostalCode=94105, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00886E74060345A7D9DD833C2ADF305E49

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

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:6nvpjfU3c+W1Oy1bSHPCWwgljeRYo8PtixCgaL412emIPV+ogkz1JUsgAf5cCZ:6nv9fNFbmlCRY1PRE1iicK1JUsg5CZ

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:
7.8895

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

Code size:
37 KB (37,888 bytes)

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

http://download.downloadzone.org/download.php?id=b3afb11b01c67a2b83e453626db6ecfbf7657b3b&z=0&p=eyJweSI6ImR6IiwicnMiOiJnIiwicnQiOiJzIiwiYyI6InVzIiwibyI6IndpbjciLCJiIjoiY2gzNCIsInVfaWQiOiJkel81MzRiMzk5MzU2MGJhMy41NDU3ODk3My4xZDllYjUxZjA4OTgyZmU0MjI0OGI5NmI4NGIwODgxYyIsInBhX2lkIjoiMCIsInN0X2lkIjoiMCIsInNwX2lkIjoiMDAwMC0wMTk0IiwidHMiOjEzOTc0Mzg4NjcsImt3IjoiamF2YSBkb3dubG9hZHMiLCJjdSI6IiIsImNhIjpudWxsfQ

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