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dmaster.exe

InstallModule

Evgen Kugitko

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions which inject ads in the browser. The application dmaster.exe by Evgen Kugitko has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a self-extracting archive and installer and has been known to bundle potentially unwanted software. The file has been seen being downloaded from ec2-54-88-185-190.compute-1.amazonaws.com.
Publisher:
InstallShield Software Corporation  (signed by Evgen Kugitko)

Product:
InstallModule

Description:
Install Module

Version:
7.0.0.120

MD5:
5a3cc13dbcc60fe7a5971122c7ee408b

SHA-1:
7af448dfb7be32eb2511d9c68a35bdbcf57c9e5d

SHA-256:
c7125a99bedc60797ddf65e81a2c9b6f75a3bf5c9419a2b95df7f5ea689ab12e

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.

Analysis date:
12/27/2024 2:52:06 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Webpick.EvgenKug (M)
16.7.4.11

File size:
684.7 KB (701,160 bytes)

Product version:
5.2.0.1

Copyright:
Copyright (C) 2003 InstallShield Software Corp.

Original file name:
Install.EXE

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Evgen Kugitko

Authority:
Thawte, Inc.

Valid from:
9/24/2014 3:00:00 AM

Valid to:
9/25/2015 2:59:59 AM

Subject:
CN=Evgen Kugitko, OU=Individual Developer, O=No Organization Affiliation, L=Kiev, S=Kiev, C=UA

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

Serial number:
4179EA1BEC59D4CA7E66862832555480

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:+ntEDe7RdRnw1/Gkegb7e1PAXIxphdevVQH2DSpky1:+tEURfwNcOalAYhYvVQWDS/

Entry address:
0xF828D

Entry point:
53, 52, 8D, 1D, 08, 91, 4F, 00, 8B, 13, 0F, B6, 12, 80, EA, B8, 0F, 84, 07, 00, 00, 00, 5A, 5B, E9, 6E, F0, 07, 00, 50, 53, FF, 15, 94, 91, 4F, 00, 68, 6A, 10, 00, 00, FF, 15, 18, 91, 4F, 00, 5B, E9, E7, FF, FF, FF, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Code size:
837.5 KB (857,600 bytes)

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

http://ec2-54-88-185-190.compute-1.amazonaws.com/TG9Njkg623M/lydCquoNukSWuQsobpV2Lg/lydCquoNukT88DAD8TZsAA/JfWmS8ZBI7_6Gyr-vtxVQg/.../8P2_ifLCEWCNb3CIiuVOzw

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