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mahjong.exe

ClIck to StaRt

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application mahjong.exe by ClIck to StaRt 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 OutBrowse Revenyou installer.
Publisher:
ZAFSI  (signed by ClIck to StaRt)

Product:
ZAFSI

Version:
403.15115.860.9788

MD5:
8fc9d8bbdeba7b1ec9ae6ef6e9464cc4

SHA-1:
517bec3f40dff8fead3fa7b352f03938f761e0e9

SHA-256:
152bfec33ff8244b90daad677b2816be036e944aa18bc28d3afd21d7c069cd00

Scanner detections:
1 / 68

Status:
Adware

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.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
11/2/2024 5:26:07 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
17.1.7.9

File size:
314.9 KB (322,432 bytes)

Product version:
403.15115.860.9788

Copyright:
ZAFSI

Trademarks:
ZAFSI

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\Program Files\mahjong full version\mahjong.exe

Digital Signature
Signed by:
ClIck to StaRt

Authority:
thawte, Inc.

Valid from:
10/28/2015 8:00:00 PM

Valid to:
12/17/2015 7:59:59 PM

Subject:
CN=ClIck to StaRt, O=ClIck to StaRt, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
37D9E505BF19699767562A9E46FA22AE

File PE Metadata
Compilation timestamp:
12/5/2009 6:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

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, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.6429

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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