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4bb2d2d8.exe

SlimDrivers

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 4bb2d2d8.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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from software.softwarerotate2.com.
Publisher:
Download Assistant  (signed and verified)

Product:
SlimDrivers

Version:
3.0.0.154

MD5:
573645f31b402f4f785a92d0279dba2d

SHA-1:
ec5267fdac09ba367ffc220116c9b04856083b1d

SHA-256:
fa859aa1114556d5e18b3134a1eccbd900f41aca037a7174142f031f754e0cfc

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:
12/27/2024 3:20:25 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.4.21.4

File size:
1.1 MB (1,135,232 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}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\4bb2d2d8.exe

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
4/13/2016 7:00:00 PM

Valid to:
7/14/2017 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:
3179370BECD0CB49DB3E6431A0C87799

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

CTPH (ssdeep):
24576:5xGvWfte32/iE5P1DYuB10CdTgSmc7XxXJzAtA67VhyEJakT:SOerC2oTg5c7nUyEJakT

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:
6.9583

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,072 bytes)

The file 4bb2d2d8.exe has been seen being distributed by the following URL.

http://software.softwarerotate2.com/v2/click/4bb2d2d8/?d=http://cdn.downtoad.com/1downloadfiles/slimdrivers.exe&n=SlimDrivers&icon=http://www.downtoad.com/inventory/slimdrivers/.../aidesktop.ico&key=3f9020f974737c9ce0e092b94065766bc68693acfc699180ef612b715ac1838a&affiliate_image=http://www.downtoad.com/inventory/slimdrivers/.../installicon.png&product_image=http://www.downtoad.com/inventory/slimdrivers/.../installsplash.png&filename=SlimDrivers Setup&sid=DT-Y--USA-SlimDrivers-

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