Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/10/2026, 16:18
General
- Target efcc1f556f30655dba93f613fdc8fd306650d3064b20ec29480a93862fdc25e1.js
- Size 4.0MB
- Sample261027-tr3spsea44
- SHA256 efcc1f556f30655dba93f613fdc8fd306650d3064b20ec29480a93862fdc25e1
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.spacaex.com
-
Port
587
-
Username
-
Password
1S|I#G@eeoJrKDJ&
-
Email to
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.spacaex.com
-
Port
587
-
Username
-
Password
1S|I#G@eeoJrKDJ&
-
Email to
-
app_add_startup
false
-
delete_backspace
false
-
enable_clipboard_logger
false
-
enable_contacts
false
-
enable_cookies
false
-
enable_keylogger
false
-
enable_screen_logger
false
-
enable_torpanel
false
-
hide_file_startup
false
-
keylogger_interval
20
-
log_type
1
-
pc_state
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0
-
public_ip_address_grab
false
-
public_user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0
-
screen_interval
20
-
smtp_attach
false
-
smtp_ssl
true
-
startup_directory_name
gnxLZ
-
startup_env_name
appdata
-
startup_installation_name
gnxLZ.exe
-
startup_reg_name
gnxLZ
-
tor_pid
false
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Executes dropped EXE 2 IoCs
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- 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
- Adds Run key to start application 2 TTPs 2 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.
- Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 4 IoCs
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies registry class 3 IoCs
- NTFS ADS 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
- outlook_office_path 1 IoCs
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\efcc1f556f30655dba93f613fdc8fd306650d3064b20ec29480a93862fdc25e1.js1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c echo. > "C:\Users\Admin\AppData\Local\Temp\efcc1f556f30655dba93f613fdc8fd306650d3064b20ec29480a93862fdc25e1.js:Zone.Identifier"2⤵
- Executes a command shell one-liner
- NTFS ADS
-
-
C:\Users\Admin\Documents\OETHHYIAZQGIGDEY.exe"C:\Users\Admin\Documents\OETHHYIAZQGIGDEY.exe" C:\Users\Admin\Documents\YEDGIGQZAIYHHTEO2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Documents\YEDGIGQZAIYHHTEO.vbs"1⤵
- Executes a VBScript file via the Windows Script Host.
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\Documents\OETHHYIAZQGIGDEY.exe"C:\Users\Admin\Documents\OETHHYIAZQGIGDEY.exe" "C:\Users\Admin\Documents\YEDGIGQZAIYHHTEO"2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
-
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
3JavaScript
1Visual Basic
1Windows Command Shell
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
OETHHYIAZQGIGDEY.exe
OETHHYIAZQGIGDEY.mui
YEDGIGQZAIYHHTEO
YEDGIGQZAIYHHTEO.vbs
memory/2132-11-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-12-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-13-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-18-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-22-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-21-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-20-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-19-0x0000000000D30000-0x0000000000D31000-memory.dmp
memory/2132-17-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-16-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-27-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-28-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-26-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-25-0x0000000002880000-0x0000000002881000-memory.dmp
memory/2132-24-0x0000000002870000-0x0000000002871000-memory.dmp
memory/2132-36-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-41-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-40-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-39-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-38-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-37-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-35-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-34-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-33-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-32-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-31-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-30-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-29-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-23-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-61-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-68-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-76-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-75-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-74-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-73-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-72-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-71-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-70-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-67-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-66-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-65-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-64-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-63-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-62-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-60-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-59-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-58-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-57-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-56-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-55-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-54-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-53-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-52-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-51-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-50-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-44-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-69-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-49-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-48-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-47-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-46-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-45-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-43-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-42-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/2132-268-0x0000000074652000-0x0000000074653000-memory.dmp
memory/2132-269-0x0000000003EE0000-0x0000000003F2A000-memory.dmp
memory/2132-270-0x0000000074640000-0x0000000074DFC000-memory.dmp
memory/2132-271-0x000000002A4D0000-0x000000002AA8A000-memory.dmp
memory/2132-272-0x0000000074640000-0x0000000074DFC000-memory.dmp
memory/2132-274-0x0000000074640000-0x0000000074DFC000-memory.dmp
memory/2132-273-0x000000002AA90000-0x000000002AAF6000-memory.dmp
memory/2132-275-0x0000000074640000-0x0000000074DFC000-memory.dmp
memory/2132-540-0x0000000074640000-0x0000000074DFC000-memory.dmp
memory/2884-541-0x000000002B590000-0x000000002B622000-memory.dmp
memory/2884-543-0x000000002B680000-0x000000002B6D0000-memory.dmp
memory/2884-544-0x000000002B750000-0x000000002B75A000-memory.dmp