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toolbar156462934.exe

TowerTilt

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application toolbar156462934.exe by TowerTilt has been detected as adware by 3 anti-malware scanners. 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:
TowerTilt  (signed and verified)

MD5:
cda43488a51cb5eb5652cf1c124347bd

SHA-1:
c656a2db11f62d66a9691782807dffba87cf5b2c

SHA-256:
5026991a3dc036d3fd24e783ca2f6a229eca3a49f1ffc3ea35277f2d51e0ba0c

Scanner detections:
3 / 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:
5/19/2024 9:51:39 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TowerTilt.Q
14.4.20.21

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14421

VIPRE Antivirus
Yontoo
28482

File size:
227.6 KB (233,096 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\toolbar156462934.exe

Digital Signature
Signed by:
TowerTilt

Authority:
VeriSign, Inc.

Valid from:
2/4/2014 8:00:00 AM

Valid to:
2/5/2015 7:59:59 AM

Subject:
CN=TowerTilt, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=TowerTilt, L=Santa Monica, 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:
0DC21B60DDFB723E55B2F05376083F29

File PE Metadata
Compilation timestamp:
12/6/2009 6:52:01 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:pZ+11Rj/Qthb3g7VmapnL/1RWBT5AYZm/G/Hct:2j/Q32nb1s15AB/G/8t

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...
 
[+]

Entropy:
7.9158

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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