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justcloud_webinstaller.exe

Cloud Backup Software Limited

The application justcloud_webinstaller.exe by Cloud Backup Software Limited has been detected as a potentially unwanted program by 2 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 capsa.storage.googleapis.com and multiple other hosts.
Publisher:
Cloud Backup Software Limited  (signed and verified)

MD5:
2ed9b2ca64d4feb3d0d06fdbd75182b9

SHA-1:
da17fe47c92b525f3dfd4890efa08156ad53e9e3

SHA-256:
ba7e436be2a25462519a8685a74c1d7c6e2b70c88884f1a0b0c773937c8467de

Scanner detections:
2 / 68

Status:
Potentially unwanted

Analysis date:
12/28/2024 8:39:02 AM UTC  (today)

Scan engine
Detection
Engine version

Bkav FE
W32.HfsAdware
1.3.0.6379

Reason Heuristics
PUP.Backup.JustDevelopeIt.Optional.Installer.Meta (L)
15.7.25.10

File size:
3.8 MB (3,948,064 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Cloud Backup Software Limited

Authority:
DigiCert Inc

Valid from:
4/1/2015 7:00:00 PM

Valid to:
4/6/2018 7:00:00 AM

Subject:
CN=Cloud Backup Software Limited, O=Cloud Backup Software Limited, L=Fareham, S=Hampshire, C=GB

Issuer:
CN=DigiCert SHA2 Assured ID Code Signing CA, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
06D7EDCBECE9E05EEBA35D993832CC3D

File PE Metadata
Compilation timestamp:
12/5/2009 4:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:iFskbVAwaXOxoS+86obKQWI8t4FrwFDjxLBnLmW9dUG9:iFsqKXOu78697I8tcrw/BaW9N9

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...
 
[+]

Entropy:
7.9977

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://capsa.storage.googleapis.com/2ed9b2ca64d4feb3d0d06fdbd75182b9.5c96bae547d9431dab7dab8485ebeff0?GoogleAccessId=GOOG57ULWBZRNEX5RYCG&Expires=1452099203&Signature=zxzreRnDfJ Ehf2o0Y7V5dS8ofI=&response-content-disposition=attachment; filename="JustCloud_WebInstaller (5).exe"

http://cdn.justcloud.com/JustCloud_WebInstaller.exe

https://cdn.justcloud.com/JustCloud_WebInstaller.exe

http://cdn.backupcdn.com/JustCloud_WebInstaller.exe

http://cdn.backupgrid.net/JustCloud_WebInstaller.exe

https://cdn.backupgrid.net/JustCloud_WebInstaller.exe

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