Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
31/07/2026, 17:10
General
- Target ede9c431d764668322e68d0ed9277e3d2aacc4904fca4f3a09f11d8662d3365a.exe
- Size 63KB
- Sample260731-vp1e8scn21
- SHA256 ede9c431d764668322e68d0ed9277e3d2aacc4904fca4f3a09f11d8662d3365a
Malware Config
Extracted
-
asyncrat
-
| nelsontriana980
-
JS TG
-
ultrasshell1.ddns.net:11005
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AsyncMutex_6SI8OkPnk
-
delay
3
-
install
false
-
install_folder
%AppData%
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Suricata alert: AsyncRAT Malware Default X.509 Certificate Detected - Inbound 2 IoCs
Network activity triggered a Suricata alert
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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.
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Delays execution with timeout.exe 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ede9c431d764668322e68d0ed9277e3d2aacc4904fca4f3a09f11d8662d3365a.exe"C:\Users\Admin\AppData\Local\Temp\ede9c431d764668322e68d0ed9277e3d2aacc4904fca4f3a09f11d8662d3365a.exe"1⤵
- Suricata alert: AsyncRAT Malware Default X.509 Certificate Detected - Inbound
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB8CC.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
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-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmpB8CC.tmp.bat
memory/3240-0-0x00000000001B0000-0x00000000001C6000-memory.dmp
memory/3240-1-0x0000000004A80000-0x0000000004A90000-memory.dmp
memory/3240-2-0x0000000004A80000-0x0000000004A90000-memory.dmp
memory/3240-3-0x0000000005430000-0x00000000054CC000-memory.dmp
memory/3240-4-0x0000000005A80000-0x0000000006024000-memory.dmp
memory/3240-5-0x0000000005540000-0x00000000055A6000-memory.dmp
memory/3240-8-0x0000000006650000-0x00000000066C6000-memory.dmp
memory/3240-9-0x00000000065D0000-0x00000000065F4000-memory.dmp
memory/3240-10-0x00000000066F0000-0x000000000670E000-memory.dmp