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vCryptUpdate.exe

vCrypt

Viettel Group

It runs as a separate (within the context of its own process) windows Service named “Viettel Confidential Document Update Service”.
Publisher:
Viettel  (signed by Viettel Group)

Product:
vCrypt

Description:
Viettel Condifential Document Update Service

Version:
3, 0, 0, 907

MD5:
1c7450bcc694db412868091463abc7e7

SHA-1:
d10b21a90af36180c5d3c195f05fb3adc42340fb

SHA-256:
970188c24396d7896fe71ab3c2673f601f72146abf729aaae56e4c2aa336276f

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
7/12/2025 4:49:57 PM UTC  (today)

File size:
342.3 KB (350,560 bytes)

Product version:
vCrypt 3.0

Copyright:
© Viettel. All rights reserved.

Original file name:
vCryptUpdate.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\viettel\confidential document\vcryptupdate.exe

Digital Signature
Signed by:
Viettel Group

Authority:
GlobalSign nv-sa

Valid from:
2/29/2016 4:04:57 PM

Valid to:
1/15/2019 11:01:11 AM

Subject:
E=hains2@viettel.com.vn, CN=Viettel Group, OU=IT Department, O=Viettel Group, L=Hanoi, S=Hanoi, C=VN

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112194456D0FCEA0DA53BEF31EE4CF987B10

File PE Metadata
Compilation timestamp:
1/4/2017 10:52:26 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0x2A11B

Entry point:
E8, 5F, 78, 00, 00, E9, 78, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8B, 01, BA, FF, FE, FE, 7E, 03, D0, 83, F0, FF, 33, C2, 83, C1, 04, A9, 00, 01, 01, 81, 74, E8, 8B, 41, FC, 84, C0, 74, 32, 84, E4, 74, 24, A9, 00, 00, FF, 00, 74, 13, A9, 00, 00, 00, FF, 74, 02, EB, CD, 8D, 41, FF, 8B, 4C, 24, 04, 2B...
 
[+]

Entropy:
6.4796

Code size:
259 KB (265,216 bytes)

Service
Display name:
Viettel Confidential Document Update Service

Service name:
vCryptUpdate

Description:
Updates various components of vCrypt.

Type:
Win32OwnProcess


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