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UpdateService.exe

Viettel Security Agent

Viettel Group

The executable UpdateService.exe, “Viettel Security Agent update service” has been detected as malware by 11 anti-virus scanners. It runs as a separate (within the context of its own process) windows Service named “Viettel Security Agent Update Service”.
Publisher:
Viettel  (signed by Viettel Group)

Product:
Viettel Security Agent

Description:
Viettel Security Agent update service

Version:
1, 1, 0, 2251

MD5:
105ce3e3775dc9a68eb16ba2dd9aa6ca

SHA-1:
bf3b247079c78539a65e4826859c6a01f1625bd7

SHA-256:
2ca7790646b53776a7222f666aa12edee30baa1df07787385eb1e3a5b569e047

Scanner detections:
11 / 68

Status:
Malware

Analysis date:
7/12/2025 7:07:41 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:SaliCode
160215-2

AVG
Win32/Sality
2015.0.4530

Dr.Web
Win32.Sector.30
9.0.1.05190

ESET NOD32
Win32/Sality.NBA virus
8.0.319.0

F-Prot
W32/Sality.gen2
4.6.5.141

F-Secure
Win32.Sality.3
5.15.21

Kaspersky
Virus.Win32.Sality
15.0.0.562

McAfee
Virus.W32/Sality.gen.z
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.213.7359.0

Norman
Win32.Sality.3
17.02.2016 05:18:35

File size:
416 KB (425,984 bytes)

Product version:
1.0.0.0

Copyright:
© Viettel. All rights reserved.

Original file name:
UpdateService.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\viettel\securityagent\updateservice.exe

Digital Signature
Signed by:
Viettel Group

Authority:
Viettel Group

Valid from:
1/7/2013 7:59:01 PM

Valid to:
1/7/2023 7:59:01 PM

Subject:
C=VN, O=Viettel Group, OU=Viettel Group Trust Network, CN=Viettel Group Certificate Authority

Issuer:
C=VN, O=Viettel Group, OU=Viettel Group Trust Network, CN=Viettel Group Certificate Authority

Serial number:
744D2CB6417A4761

File PE Metadata
Compilation timestamp:
4/7/2015 9:23:24 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:8KdA2ahw9BW1NJZKMJGeEFOe55E0upK/NE+F94aaKKjbe:bW2XujKMJGeEQe55SsE+F94aRKjK

Entry address:
0x2BEF5

Entry point:
B1, 86, 8A, DC, 8D, 3D, 12, D4, 06, 5E, 84, D6, 81, FD, 0A, 88, 00, 00, F6, DE, 68, 4C, 6E, 81, 00, 56, 81, FA, 94, 9D, 00, 00, 73, 03, 0F, AF, F0, 52, 87, C5, E8, 00, 00, 00, 00, C6, C0, 3F, 8D, 2D, C0, 57, FF, E1, 0F, AF, DE, 0F, CD, 21, C5, 53, 87, D9, 5A, 32, DD, 8B, C2, 88, C7, F7, C0, EC, DD, C0, F2, 2B, F8, 75, 07, 0F, C9, 15, 38, 87, AD, 04, F6, C2, 5D, 81, FE, 54, E7, 00, 00, 74, 02, 09, C3, 0F, CB, 8D, 05, 03, 1E, 00, 00, 69, E9, 17, DA, 69, AF, 2D, A9, 0D, 00, 00, 84, D2, 87, CE, 2D, 63, 2A, FC...
 
[+]

Entropy:
6.8436

Code size:
268.5 KB (274,944 bytes)

Service
Display name:
Viettel Security Agent Update Service

Service name:
SAUpdater

Description:
Updates various components of Viettel Security Agent.

Type:
Win32OwnProcess


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