vk3uqblgx53xeqek5mldzixpvk3uqblgx53xeqek5mldzixp_t3.exe

Search Vortex

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application vk3uqblgx53xeqek5mldzixpvk3uqblgx53xeqek5mldzixp_t3.exe by Search Vortex 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. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from 2ndrequest.me.
Publisher:
Search Vortex  (signed and verified)

MD5:
af7904b6a586b8018287ad3ba914c069

SHA-1:
f401604e2a7b73ea17e0ee281d238b1bae0fca67

SHA-256:
f5aac9744072d4a28b2fadc1a81022dc270251b33af007903f3f64208c7a842e

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
1/11/2025 8:50:56 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.SearchVo.Installer (M)
16.4.17.10

File size:
454.3 KB (465,192 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\ovk3uqblgx53xeqek5mldzixpvk3uqblgx53xeqek5mldzixp\vk3uqblgx53xeqek5mldzixpvk3uqblgx53xeqek5mldzixp_t3.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
1/4/2015 10:00:00 PM

Valid to:
2/4/2016 9:59:59 PM

Subject:
CN=Search Vortex, O=Search Vortex, L=San Diego, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
6378D12A74B139F75511F7798DF77B19

File PE Metadata
Compilation timestamp:
12/5/2009 8:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:Hdde1s15Ap/G/8g3D0Fw/tN8dkmLtpHHHrh7U:He6j8gz0FmcLbH1U

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 6F, 44, 00, E8, F1, 2B, 00, 00, A3, 84, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 2E, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file vk3uqblgx53xeqek5mldzixpvk3uqblgx53xeqek5mldzixp_t3.exe has been seen being distributed by the following URL.