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descargar ahora.exe

Alexey Kurilenko

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 descargar ahora.exe, “Installer for StunningSoftware” by Alexey Kurilenko 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 (Tarma) installer. The file has been seen being downloaded from applicationgrabb.net. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
StunningSoftware  (signed by Alexey Kurilenko)

Product:
StunningSoftware

Description:
Installer for StunningSoftware

Version:
2014.7.6.2236

MD5:
4911302c924d8f70968c4a3e40320017

SHA-1:
39023df34894564046e684269a7eec853b43ffb6

SHA-256:
090cec79336f685764db531109a89fdb0b877f8b7f1e42e7037db992766e78a1

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses Web-Pick's 'File Product', an Installer which wraps various products and downloads and installs it silently through the process, hosted on TusFiles.

Analysis date:
4/26/2024 9:47:09 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.WebPick.Installer (M)
16.1.8.3

File size:
314.2 KB (321,736 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 StunningSoftware

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

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

Digital Signature
Signed by:
Alexey Kurilenko

Authority:
Unizeto Technologies S.A.

Valid from:
6/17/2014 2:20:17 PM

Valid to:
6/17/2015 2:20:17 PM

Subject:
E=Alexey.kurilenko@hotmail.com, CN=Alexey Kurilenko, O=Alexey Kurilenko, C=RU

Issuer:
CN=Certum Code Signing CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
15D51642691B3EE20985639A8FE865DD

File PE Metadata
Compilation timestamp:
3/12/2013 9:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:arObUzkuvcBYC47l2xjxQjdc33/memFnzy3c4aQEvF:arnkuveY3OMdc334z2t4vF

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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

http://applicationgrabb.net/e0fa0f6f261d047c50f2645e43ccce7f/brioba/dl.php?id=1405106270934038745&r=http://downloahdata.info/.../?&q=descargar ahora&product_name=descargar ahora&installer_file_name=descargar ahora&q=descargar ahora&affiliate_id=161x27_es&__rnd=53f01a7318f1689b2c128cd74f3911f1

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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