Analysis
- max time kernel
7s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
30/07/2026, 18:26
General
- Target file_3dfa6b71eb1f52a6.exe
- Size 63KB
- Sample260730-w3e7wsvdnb
- SHA256 85ec743443fe4830daddd95a454fc05b6434adf486a6889134b5d50c29570c9d
Malware Config
Extracted
-
asyncrat
-
Default
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delay
1
-
install
true
-
install_file
vortex.exe
-
install_folder
%AppData%
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local_host
127.0.0.1
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 1 IoCs
- Executes dropped EXE 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Delays execution with timeout.exe 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 47 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\file_3dfa6b71eb1f52a6.exe"C:\Users\Admin\AppData\Local\Temp\file_3dfa6b71eb1f52a6.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "vortex" /tr '"C:\Users\Admin\AppData\Roaming\vortex.exe"' & exit2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "vortex" /tr '"C:\Users\Admin\AppData\Roaming\vortex.exe"'3⤵
- Scheduled Task/Job: Scheduled Task
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-
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp45E9.tmp.bat""2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
-
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C:\Users\Admin\AppData\Roaming\vortex.exe"C:\Users\Admin\AppData\Roaming\vortex.exe"3⤵
- Executes dropped EXE
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-
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C:\Users\Admin\AppData\Roaming\vortex.exe"C:\Users\Admin\AppData\Roaming\vortex.exe"1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp45E9.tmp.bat
vortex.exe
memory/948-0-0x00000000009C0000-0x00000000009D6000-memory.dmp
memory/948-1-0x00007FFE9C7FF000-0x00007FFE9C800000-memory.dmp
memory/948-2-0x00007FFE9C670000-0x00007FFE9D014000-memory.dmp
memory/948-3-0x00007FFE9C670000-0x00007FFE9D014000-memory.dmp
memory/948-4-0x00007FFE9C670000-0x00007FFE9D014000-memory.dmp
memory/948-9-0x00007FFE9C670000-0x00007FFE9D014000-memory.dmp