startdownload.exe

Safe Down

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application startdownload.exe, “Premium Installer ” by Safe Down 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 Adknowledge Fusion installer. The file has been seen being downloaded from secure.13-pn-installer.com.
Publisher:
Premium Installer   (signed by Safe Down)

Product:
Premium Installer

Description:
Premium Installer

Version:
2.4.8.1

MD5:
43936bc57d404d983ae47c7d96a5c280

SHA-1:
257ba68f62edd1537f96665a0e5331be2d7185d5

SHA-256:
bc790e026266c31ebc341db16d0f285e7d682af7f80af83cd1d55b069e3f886a

Scanner detections:
1 / 68

Status:
Adware

Explanation:
This installer bundles various adware prorgams that may include toolbars and web browser advertising injectors/extensions.

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 5:51:44 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adknowledge (M)
16.8.11.2

File size:
54.4 KB (55,664 bytes)

Product version:
2.4.8.1

Copyright:
Copyright (C) Premium Installer

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

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

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
3/18/2014 2:00:00 AM

Valid to:
3/19/2015 1:59:59 AM

Subject:
CN=Safe Down, O=Safe Down, STREET="4600 Madison Ave., FL 10", L=Kansas City, S=Missouri, PostalCode=64112, C=US

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

Serial number:
00FA71459C161D5D538F7612ACFBFBB680

File PE Metadata
Compilation timestamp:
10/12/2014 12:00:25 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
768:4kxAb8bkXC4UsIoXN0jZcb5DcOaaKVYmPm8iPD9o8L:4kabvIqNmZZOFqYmO8SxL

Entry address:
0x39D4

Entry point:
E8, 4F, 05, 00, 00, E9, 36, FD, FF, FF, FF, 25, 9C, 51, 40, 00, FF, 25, 98, 51, 40, 00, FF, 25, 94, 51, 40, 00, 68, 49, 3A, 40, 00, 64, FF, 35, 00, 00, 00, 00, 8B, 44, 24, 10, 89, 6C, 24, 10, 8D, 6C, 24, 10, 2B, E0, 53, 56, 57, A1, 1C, 80, 40, 00, 31, 45, FC, 33, C5, 50, 89, 65, E8, FF, 75, F8, 8B, 45, FC, C7, 45, FC, FE, FF, FF, FF, 89, 45, F8, 8D, 45, F0, 64, A3, 00, 00, 00, 00, C3, 8B, 4D, F0, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51, C3, 8B, FF, 55, 8B, EC, FF, 75, 14, FF, 75, 10...
 
[+]

Entropy:
5.6625

Code size:
13.5 KB (13,824 bytes)

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

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