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atdhd_download.exe

Tanja Matkovic

The application atdhd_download.exe by Tanja Matkovic 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 NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.freehdsportz-app.com.
Publisher:
Tanja Matkovic  (signed and verified)

MD5:
7aef035ac1e183097ec9c1c7525d2a77

SHA-1:
3fd7610fd3d323d58896b33768557d5d022a9b44

SHA-256:
f47ffa7ee76edfa29b500e1919a2261aed463875ac4b5da08196dc3112457801

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:
12/26/2024 3:09:38 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TanjaMat.Installer (M)
16.3.28.9

File size:
511.4 KB (523,624 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Tanja Matkovic

Authority:
Thawte, Inc.

Valid from:
5/1/2013 1:00:00 AM

Valid to:
5/2/2014 12:59:59 AM

Subject:
CN=Tanja Matkovic, OU=Individual Developer, O=No Organization Affiliation, L=Subotica, S=Subotica, C=RS

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

Serial number:
6A3131F81D52E40A00F4396C56D649C5

File PE Metadata
Compilation timestamp:
12/5/2009 10:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:p1Dy/fUmTzHdysJJM+BUuxlR4dBt7MUB47Fnb1M:P+ftTS+BUuxlRYGUB47Fnb1M

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://www.freehdsportz-app.com/.../atdhd_download.exe

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