dnsunblocker.exe

CCleaner

Download Assistant

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 dnsunblocker.exe by Download Assistant 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.
Publisher:
Download Assistant  (signed and verified)

Product:
CCleaner

Version:
3.0.0.154

MD5:
c7dbd2bf634219fc448b6a6d5a899104

SHA-1:
14ed1443fdbb3e4c220f037518b775937d42ebeb

SHA-256:
e1219897e041f4e20afd7edd1d6b3411310c8a661fa6f0097d1dd39e57790b00

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 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:
11/5/2024 10:26:48 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
17.3.15.10

File size:
1.1 MB (1,137,328 bytes)

Product version:
3.0.0.154

Copyright:
(c) Download Assistant

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

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

Digital Signature
Authority:
Symantec Corporation

Valid from:
1/25/2016 6:00:00 PM

Valid to:
3/26/2017 6:59:59 PM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
1278A8BBE7E82E656B1FD4779E9BC2F0

File PE Metadata
Compilation timestamp:
1/30/2013 8:21:56 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x113BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86...
 
[+]

Entropy:
6.9614

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,072 bytes)

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