download.exe

Gigabase

Fedorov Paul

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application download.exe by Fedorov Paul 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 WebPick InstalleRex installer. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Kurs.ru, Inc.  (signed by Fedorov Paul)

Product:
Gigabase

Version:
1.0.3

MD5:
f01aacd8f1bf296659df121b91c5da93

SHA-1:
6c83fedb18745420c41e011efde015ade95de6a0

SHA-256:
526948f02ff28a87d8502c555ca66b72dd1c40fbc232b97883dc40ee437949d3

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/27/2024 1:42:18 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Webpick.FedorovP.Bundler (M)
16.4.2.23

File size:
1.6 MB (1,663,384 bytes)

Product version:
1.0.3

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

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

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
8/28/2012 3:00:00 AM

Valid to:
8/29/2013 2:59:59 AM

Subject:
CN=Fedorov Paul, OU=Individual Developer, O=No Organization Affiliation, L=Saint-Petersburg, S=Saint-Petersburg, C=RU

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
702D4055EE5CC734192DCBDFFE7AE8E1

File PE Metadata
Compilation timestamp:
5/15/2010 9:38:28 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
49152:hJQ+3JSPx9CpiGuD4REeFfTwe/MGxBX/fYAzrSlhzQ:0yJ6xWnEedoYalhE

Entry address:
0x4044

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, E8, 97, 52, 00, 00, C7, 04, 24, 01, 80, 00, 00, E8, 43, 4F, 00, 00, 56, C7, 04, 24, 00, 00, 00, 00, E8, A6, 52, 00, 00, A3, 50, 5B, 42, 00, 53, C7, 04, 24, 08, 00, 00, 00, E8, 26, 32, 00, 00, A3, 00, 5C, 42, 00, 8D, 85, 84, FE, FF, FF, 51, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, A4, B2, 40, 00, E8, D0, 51, 00, 00, 83, EC, 14, C7, 44, 24, 04, A5, B2, 40, 00, C7, 04, 24, 30, 5C...
 
[+]

Code size:
33 KB (33,792 bytes)

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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