Analysis
- max time kernel
148s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
10/11/2026, 10:32
General
- Target Curriculum Vitae-Asistente Contable.JS.js
- Size 3.0MB
- Sample261110-mk4yvsef64
- SHA256 0f7064769d4eaceb72957f13842ac87513943ca7eb1873796a21f3c1deb75995
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.artsystem.gr
-
Port
21
-
Username
-
Password
HiDZwx(HEP!M
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 2 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 2 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 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies registry class 2 IoCs
- NTFS ADS 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
- outlook_office_path 1 IoCs
Processes
-
C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae-Asistente Contable.JS.js"1⤵
- 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\Curriculum Vitae-Asistente Contable.JS.js:Zone.Identifier"2⤵
- Executes a command shell one-liner
- NTFS ADS
-
-
C:\Users\Admin\Documents\KPRQSETHXHSSYXUM.exe"C:\Users\Admin\Documents\KPRQSETHXHSSYXUM.exe" C:\Users\Admin\Documents\MUXYSSHXHTESQRPK2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- 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
2JavaScript
1Windows Command Shell
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
KPRQSETHXHSSYXUM.exe
MUXYSSHXHTESQRPK
memory/5572-10-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-11-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-12-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-20-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-21-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-17-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-19-0x00000000026C0000-0x00000000026C1000-memory.dmp
memory/5572-18-0x00000000026B0000-0x00000000026B1000-memory.dmp
memory/5572-15-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-16-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-14-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-13-0x00000000026A0000-0x00000000026A1000-memory.dmp
memory/5572-35-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-59-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-62-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-61-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-60-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-58-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-57-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-56-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-55-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-54-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-53-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-52-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-63-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-51-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-50-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-49-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-48-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-47-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-46-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-45-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-44-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-43-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-42-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-41-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-40-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-39-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-38-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-37-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-36-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-34-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-33-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-32-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-31-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-30-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-29-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-28-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-27-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-26-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-25-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-64-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-73-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-72-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-71-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-70-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-69-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-68-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-67-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-65-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-24-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-23-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-22-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-66-0x000000007FE90000-0x000000007FEA0000-memory.dmp
memory/5572-249-0x00000000752B2000-0x00000000752B3000-memory.dmp
memory/5572-250-0x000000002A1A0000-0x000000002A1E2000-memory.dmp
memory/5572-251-0x00000000752A0000-0x0000000075A5C000-memory.dmp
memory/5572-252-0x000000002A210000-0x000000002A7CA000-memory.dmp
memory/5572-253-0x00000000752A0000-0x0000000075A5C000-memory.dmp
memory/5572-254-0x000000002A940000-0x000000002A9A6000-memory.dmp
memory/5572-255-0x00000000752A0000-0x0000000075A5C000-memory.dmp
memory/5572-256-0x00000000752A0000-0x0000000075A5C000-memory.dmp
memory/5572-257-0x000000002B670000-0x000000002B702000-memory.dmp
memory/5572-258-0x000000002B780000-0x000000002B7D0000-memory.dmp
memory/5572-259-0x000000002B800000-0x000000002B80A000-memory.dmp
memory/5572-260-0x00000000752B2000-0x00000000752B3000-memory.dmp
memory/5572-261-0x00000000752A0000-0x0000000075A5C000-memory.dmp