Analysis
- max time kernel
598s - max time network
489s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
08/10/2026, 13:32
General
- Target ThaiHC00202608102026.js
- Size 3.6MB
- Sample261008-qs5rxafa83
- SHA256 2be27ea105703cc8a85aa0122b96067b5c1b102782419ec8a45fb779c117eafd
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.avion.com.sg
-
Port
21
-
Username
-
Password
TS+]ZhAsYWKb
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Detects DonutLoader 3 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
- Looks up external IP address via web service 1 TTPs 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
- outlook_office_path 1 IoCs
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\ThaiHC00202608102026.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\Documents\TZEXTXELPCVMMXHD.exe"C:\Users\Admin\Documents\TZEXTXELPCVMMXHD.exe" C:\Users\Admin\Documents\DHXMMVCPLEXTXEZT2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
-
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
DHXMMVCPLEXTXEZT
TZEXTXELPCVMMXHD.exe
memory/4656-10-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-11-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-12-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-13-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-17-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-19-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-21-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-20-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-18-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-16-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-15-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-14-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-26-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-25-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-24-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-23-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-22-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-27-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-28-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-29-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-42-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-41-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-56-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-55-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-54-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-53-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-52-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-51-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-50-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-49-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-48-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-47-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-46-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-45-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-44-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-43-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-40-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-39-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-38-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-37-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-36-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-35-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-34-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-33-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-32-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-31-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-30-0x000000002A4F0000-0x000000002A500000-memory.dmp
memory/4656-57-0x0000000015180000-0x0000000016180000-memory.dmp
memory/4656-58-0x0000000015180000-0x00000000151C4000-memory.dmp
memory/4656-60-0x00000000270A0000-0x00000000270B0000-memory.dmp
memory/4656-59-0x0000000026FE0000-0x0000000027022000-memory.dmp
memory/4656-62-0x00000000270A0000-0x00000000270B0000-memory.dmp
memory/4656-61-0x00000000270A0000-0x00000000270B0000-memory.dmp
memory/4656-63-0x000000002A140000-0x000000002A190000-memory.dmp
memory/4656-64-0x0000000000400000-0x000000000047B000-memory.dmp
memory/4656-66-0x00000000270A0000-0x00000000270B0000-memory.dmp
memory/4656-65-0x00000000270A0000-0x00000000270B0000-memory.dmp