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downloader.62433.exe

WindApp

NOSIBAY

The application downloader.62433.exe by NOSIBAY has been detected as a potentially unwanted program by 4 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from gb-cdn.windapp.net and multiple other hosts.
Publisher:
NOSIBAY  (signed and verified)

Product:
WindApp

Version:
3.0.673.0.62433

MD5:
61ece57b15f943624872914961a76b28

SHA-1:
226e945d2f6c9c7b8614f9694b42c46ff80cc217

SHA-256:
292b86c5cf1d29c933cf2102fb1f453436725b61957a4f4a37b1e6fc6cb3a628

Scanner detections:
4 / 68

Status:
Potentially unwanted

Analysis date:
12/29/2024 6:04:22 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2016.0.3201

Dr.Web
Adware.Downware.9155
9.0.1.042

Reason Heuristics
PUP.NOSIBAY
15.2.11.13

Vba32 AntiVirus
suspected of Trojan.Downloader.gen
3.12.26.3

File size:
169.2 KB (173,240 bytes)

Copyright:
© Store

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\downloader.62433.exe

Digital Signature
Signed by:
NOSIBAY

Authority:
Thawte, Inc.

Valid from:
9/25/2014 2:00:00 AM

Valid to:
12/26/2015 12:59:59 AM

Subject:
CN=NOSIBAY, OU=Secure Application Development, O=NOSIBAY, L=PEROLS, S=Hérault, C=FR

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
52E368957AD1C7202A103C7CFD7BD6C2

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:1QIURTXJ/45uNsv/hewahFjdWZoLvmhql0BPQ8TZVXJ0LhxFn7lksJjb:1sNtshx6Z1+glmPQQJ03Zlkub

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file downloader.62433.exe has been seen being distributed by the following 6 URLs.

http://gb-cdn.windapp.net/downloader/gb/BOO001/.../downloader.62433.exe

http://it-cdn.windapp.net/downloader/it/BOO001/.../downloader.62433.exe

http://ca-cdn.windapp.net/downloader/ca/BOO001/.../downloader.62433.exe

http://fr-cdn.windapp.net/downloader/fr/BOO001/.../downloader.62433.exe

http://es-cdn.windapp.net/downloader/es/BOO001/.../downloader.62433.exe

http://us-cdn.windapp.net/downloader/us/BOO001/.../downloader.62433.exe

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