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luckyleapsetup.exe

lucky leap

This is the installer and setup program from the lucky leap branded Yontoo adware web browser extension. This adware injects various forms of advertisements in the user's web browser based on the HTML content and URLs viewed. Ad include banners, in-line context text links, coupons, and search. The program will install an auto-updating Windows service that will update the software with additional features. The application luckyleapsetup.exe by lucky leap has been detected as adware by 22 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer.
Publisher:
lucky leap  (signed and verified)

MD5:
8725b5415ae8f91dc1b024922939f6d6

SHA-1:
563c8c5ea34a421ee04f34e2d2dd1e1f93c4cb57

SHA-256:
7dbf324f28a81d3424c77722f90232fb5c9a74bbff90fcdb361803dbd2cf08bd

Scanner detections:
22 / 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:
4/18/2024 9:27:15 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.LuckyLeap.B
1095

Avira AntiVirus
Adware/LuckyLeap.A
7.11.125.244

Bitdefender
Adware.LuckyLeap.B
1.0.20.180

Dr.Web
Adware.Plugin.100
9.0.1.036

Emsisoft Anti-Malware
Adware.LuckyLeap
8.14.02.05.01

Fortinet FortiGate
Adware/NSIS_Agent
2/5/2014

F-Prot
W32/LuckyLeap.A
v6.4.7.1.166

F-Secure
Adware.LuckyLeap.B
11.2014-05-02_4

G Data
Adware.LuckyLeap
14.2.24

K7 AntiVirus
Unwanted-Program
13.175.10899

Kaspersky
not-a-virus:AdWare.NSIS.Agent
14.0.0.4360

Malwarebytes
PUP.Optional.LuckyLeap
v2014.02.05.01

McAfee
Artemis!8725B5415AE8
5600.7229

MicroWorld eScan
Adware.LuckyLeap.B
15.0.0.108

nProtect
Adware.LuckyLeap.B
14.01.20.02

Reason Heuristics
PUP.Installer.luckyleap.O
14.8.7.17

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14203

Sophos
Lucky Leap
4.96

Total Defense
Win32/Tnega.FdMaFFD
37.0.10498

Trend Micro House Call
TROJ_GEN.F47V1226
7.2.36

Vba32 AntiVirus
AdWare.Agent
3.12.24.3

VIPRE Antivirus
Yontoo
25636

File size:
226.3 KB (231,768 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
lucky leap

Authority:
VeriSign, Inc.

Valid from:
8/12/2013 8:00:00 PM

Valid to:
8/13/2015 7:59:59 PM

Subject:
CN=lucky leap, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=lucky leap, 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:
6A5011DFCDBB457548BCC92ED7587788

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:pZ+119YFqIzEABJ4iG/1RWBT5AYZm/G/Hcs:qYFqIAgc1s15AB/G/8s

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:
7.9154

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file luckyleapsetup.exe has been seen being distributed by the following 2 URLs.

http://install-cdn.luckyleap.net/sd?is=org_

http://wpc.0952.edgecastcdn.net/800952/.../sd?is=org_

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to install.luckyleap.net  (70.186.131.184:80)

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