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nvda_update_n9kklg.exe

NV Access Limited

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.metafarmvaults.com and multiple other hosts.
Publisher:
NV Access Limited  (signed and verified)

MD5:
bc14067392d29e5843287d0418ef1eb1

SHA-1:
3957caa679462ae32705320127d3ef0f11f80d5d

SHA-256:
2204b1a5ab765afc2c8218aa6c24404a3827d3b7a623f98a84ec5d42c83ab4fb

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
8/14/2025 6:27:10 AM UTC  (today)

File size:
18.1 MB (18,962,608 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\nvda_update_n9kklg.exe

Digital Signature
Signed by:
NV Access Limited

Authority:
DigiCert Inc

Valid from:
6/18/2015 3:00:00 AM

Valid to:
6/21/2018 3:00:00 PM

Subject:
CN=NV Access Limited, O=NV Access Limited, L=Ferny Grove, S=Queensland, C=AU

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

Serial number:
04DDC1DC2E6F23AB560B89273D43A31C

File PE Metadata
Compilation timestamp:
4/2/2016 6:20:09 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
393216:19VKD5R3LfrycmHm+LwZALfFJ/AHC4ruIdVMA12NzQ6VTZThziU:5KD5trycCdiALnIi4h5zCVD

Entry address:
0x326C

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 57, 33, DB, 68, 01, 80, 00, 00, 89, 5C, 24, 20, C7, 44, 24, 14, 30, 91, 40, 00, 89, 5C, 24, 1C, C6, 44, 24, 18, 20, FF, 15, B4, 70, 40, 00, FF, 15, B0, 70, 40, 00, 66, 3D, 06, 00, 74, 11, 53, E8, 07, 2E, 00, 00, 3B, C3, 74, 07, 68, 00, 0C, 00, 00, FF, D0, BE, 80, 72, 40, 00, 56, E8, 83, 2D, 00, 00, 56, FF, 15, AC, 70, 40, 00, 8D, 74, 06, 01, 38, 1E, 75, EB, 6A, 0D, E8, DB, 2D, 00, 00, 6A, 0B, E8, D4, 2D, 00, 00, A3, 64, 3F, 42, 00, FF, 15, 38, 70, 40, 00, 53, FF, 15, 6C...
 
[+]

Entropy:
7.9999

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file nvda_update_n9kklg.exe has been seen being distributed by the following 6 URLs.

http://www.metafarmvaults.com/6BFMf3EtRiNnB_5k92zqd VtlNHsYhLLUvle6ltwrqQ06GoY3awEv74MyVmlJ 8CsbmJ885fEKwThzMpfmC7i5h8 tLS yalxV NWGN8566wAhdU4Kf2Tf3cJnJntNSikUnNVey1NlF2oOlKU_pLRE7ELh7vn42KxWNUHEV9b5trIejLRsRLtk54oSAyjBwiCr4ptTF0LeA9sWArGmgl8JQ4Rktgnw==-GxQAAKRdxtretCCEFCKK5DqwG4Nvu_EA

http://gsf-cf.softonic.com/395/7ca/.../nvda_2016-2-1.exe

http://10.1.1.132/index.php/apps/files/ajax/.../NVDA&files=nvda_2016.2.1.exe

http://pobierz.nvda.pl/

https://www.nvaccess.org/download/nvda/releases/.../nvda_2016.2.1.exe

http://www.nvaccess.org/files/nvda/releases/.../nvda_2016.2.1.exe

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