optitoolbar4ie.exe

${PRDCT_DSP}

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 optitoolbar4ie.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:
Opti Toolbar  (signed by Montiera Technologies LTD)

Product:
${PRDCT_DSP}

Version:
1.8.26.9

MD5:
835e465bbb19012bb85553195cff1139

SHA-1:
b828465f38ff846a89a7aebee9b88b09d60f7d7e

SHA-256:
e66add5b4fb508b4583b0c1a4915152682a4ef34905026576afd87049dc23b41

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 9:58:34 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Montiera (M)
16.10.7.23

File size:
1 MB (1,090,776 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\optitoolbar\1.8.26.9\optitoolbar4ie.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
6/25/2013 8:00:00 PM

Valid to:
6/26/2014 7:59:59 PM

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 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:ADgnhHDv7ab4v5KU77LVBJ/alZrQsWheHKGazEN1U:vH3iA5D79BJ8Z5utQ/U

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...
 
[+]

Entropy:
7.9903

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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