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whatsapp setup.exe

Application Installer

Fast Installer (Install Manager Limited)

The application whatsapp setup.exe, “Application Installer Setup ” by Fast Installer (Install Manager Limited) 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 Inno Setup installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.signtowerfarm.com.
Publisher:
Installer   (signed by Fast Installer (Install Manager Limited))

Product:
Application Installer

Description:
Application Installer Setup

Version:
4.4.5.3

MD5:
47cccb3fa8e72f183ed3d1c91e4e7c23

SHA-1:
41446a929b1c32d7b2052c3975b173d30308084e

SHA-256:
3554adc550c9242c3820f737fcfaab0b0bca36204169bd7f2269612dfef406f0

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
11/4/2024 5:06:50 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.Installer.Installer (M)
16.3.10.10

File size:
943.5 KB (966,120 bytes)

Product version:
1.1

Copyright:
Application

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\whatsapp setup.exe

Digital Signature
Signed by:
Fast Installer (Install Manager Limited)

Authority:
COMODO CA Limited

Valid from:
11/29/2015 7:00:00 PM

Valid to:
11/29/2016 6:59:59 PM

Subject:
CN=Fast Installer (Install Manager Limited), O=Fast Installer (Install Manager Limited), STREET="Level 27, Pwc Tower, 188 Quay Street", L=Auckland, S=Auckland, PostalCode=1010, C=NZ

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

Serial number:
3B22473FAF501DC1F0A089DA6F97DCB9

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:yMhRwbtmLjO2Vp/MPrRVciLah7gumqdlOXK5fmF5cCI8:y+WmLPp/qr3wdxhKX0fmFY

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9324

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

The file whatsapp setup.exe has been seen being distributed by the following URL.

http://www.signtowerfarm.com/c?x=G6VL cORLM fQhEZgG5EJITlHrhkU3MujvKkr44Id1w=&c=gv2alW7GHD2/zl5KPSGykSw/pDSNdEjxnE0SFzTk1QKb2zAHyWcQ3eDTI1f/iCGr4cUc czx4X/XwaY0/P9IjHc8xSSpNYj302eyCx9CnBYQNMwifN 6JXECuWs2ZcD4&downloadAs=WhatsApp Setup.exe&fallback_url=http://cdn.bluestacks.com/downloads/.../BlueStacks2-Installer_native.exe

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