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buenosearch4ffx.exe

Montiera Technologies LTD

It is part of the Montiera web browser toolbar monetization platform which injects browser search and advertising within the user's web browser. The application buenosearch4ffx.exe by Montiera Technologies has been detected as a potentially unwanted program 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.
Publisher:
buenosearch  (signed by Montiera Technologies LTD)

Product:
buenosearch

Version:
1.8.21.22

MD5:
dd0d1705e22b6778aa15e54a1e13d7cb

SHA-1:
cadf1c75297175560ee045817219da4fd9b4bdcf

SHA-256:
264814ecc05a817d8b1360df8fc565ba6734c97e36af346e67757e5c27e925eb

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
4/25/2024 10:24:08 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Montiera (M)
16.9.12.15

File size:
273.9 KB (280,456 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\buenosearch\1.8.21.22\buenosearch4ffx.exe

Digital Signature
Signed by:
Montiera Technologies LTD

Authority:
COMODO CA Limited

Valid from:
6/26/2013 2:00:00 AM

Valid to:
6/27/2014 1:59:59 AM

Subject:
CN=Montiera Technologies LTD, O=Montiera Technologies LTD, STREET="18, Amammi st", L=Even Yehuda, S=Hasharon, PostalCode=40500, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
3E6A02DA5FCBA17D267CD5B0DBC10A17

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:Re34WL+/iBwVOlLpmMGeFGnQsv2RCh15hVOzg:+q/ytlLpmsGQB215ys

Entry address:
0x30FA

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, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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