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flightsiminstaller.exe

Wecan Software

This is the Verti bundle installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application flightsiminstaller.exe by Wecan Software 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 Verti Setup installer. The file has been seen being downloaded from inst.bestsw.net.
Publisher:
Wecan Software  (signed and verified)

Version:
1.0.0.25

MD5:
22ccab439064cdd47e1b150d93a252a8

SHA-1:
7cff1d8b1efcbdd9f5e0c99a9536be9489a40068

SHA-256:
d4b7f46e6aedbbb9a0dc6f21165ad588a72af36bcea9e1f65afaf1b9a1929545

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 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:
12/25/2024 12:57:50 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Verti.WecanSof.Bundler (M)
16.6.21.2

File size:
263.4 KB (269,672 bytes)

Product version:
1.0.0.25

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Verti Setup

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

Digital Signature
Signed by:
Wecan Software

Authority:
VeriSign, Inc.

Valid from:
7/23/2014 3:00:00 AM

Valid to:
7/24/2015 2:59:59 AM

Subject:
CN=Wecan Software, O=Wecan Software, L=Bellevue, S=Washington, 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:
1FD8A9E8CBFDDB2724A69194C505EF77

File PE Metadata
Compilation timestamp:
12/3/2014 10:39:03 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
6144:fP0cyd4eJ6IJGGIUmmB7xnqn1iJIg+apKceXXgr45oSF/U2UA:Od4e6IwGIm6H9apKceXXDoSF/U2UA

Entry address:
0x16D5E0

Entry point:
60, BE, 00, 40, 53, 00, 8D, BE, 00, D0, EC, FF, 57, 89, E5, 8D, 9C, 24, 80, C1, FF, FF, 31, C0, 50, 39, DC, 75, FB, 46, 46, 53, 68, 55, B9, 16, 00, 57, 83, C3, 04, 53, 68, DE, 95, 03, 00, 56, 83, C3, 04, 53, 50, C7, 03, 03, 00, 02, 00, 90, 90, 90, 90, 90, 55, 57, 56, 53, 83, EC, 7C, 8B, 94, 24, 90, 00, 00, 00, C7, 44, 24, 74, 00, 00, 00, 00, C6, 44, 24, 73, 00, 8B, AC, 24, 9C, 00, 00, 00, 8D, 42, 04, 89, 44, 24, 78, B8, 01, 00, 00, 00, 0F, B6, 4A, 02, 89, C3, D3, E3, 89, D9, 49, 89, 4C, 24, 6C, 0F, B6, 4A...
 
[+]

Entropy:
7.9194  (probably packed)

Code size:
236 KB (241,664 bytes)

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

http://inst.bestsw.net/dl/33/19961/33/.../

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