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gmail_setup.exe

The application gmail_setup.exe has been detected as a potentially unwanted program by 5 anti-malware scanners. The program is a setup application that uses the installCore installer, however the file is not signed with an authenticode signature from a trusted source. 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 downloader.inbox2me.com.
MD5:
7e082e5a37226f5799ebdb1ad9618df2

SHA-1:
d909afc138724aee279c9ddd66838b1a3c7e0827

SHA-256:
f9fdccfdc92596572726337c1cc08e9fd095e75a12784ba287a3c9b517c3151e

Scanner detections:
5 / 68

Status:
Potentially unwanted

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

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
10/7/2024 11:30:35 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:OutBrowse-CH [PUP]
160111-0

ESET NOD32
Win32/InstallCore.BX potentially unwanted application
7.0.302.0

Microsoft Security Essentials
Threat.Undefined
1.213.2997.0

Reason Heuristics
PUP.InstallCore.Bundler (M)
16.1.27.20

VIPRE Antivirus
Threat.4786018
46446

File size:
612.9 KB (627,624 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

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):
12288:ZyMJfsGLobgGZ2SihvKPxb0Z9nsgbir6gqqrn+7sw57h0:ZyMJfsCGgGgvhvKPF6sgbiOgqK+79F0

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8068

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

Code size:
36 KB (36,864 bytes)

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

http://downloader.inbox2me.com/download.php?id=a13b4c0909593f723a37f430881c34b273e7bbba&z=0&p=eyJweSI6ImliIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJ1cyIsIm8iOiJ3aW43IiwiYiI6ImNoMjgiLCJ1X2lkIjoiaWJfNTIzNjU2YTgzY2NiMTkuOTAyMjc0MzIiLCJwYV9pZCI6IjAiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDMtMDAwMCIsInRzIjoxMzc5MjkyODQ3LCJrdyI6ImdtYWlsIGxvZ2luIiwiY3UiOiJnbWFpbCBsb2dpbiJ9

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