Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
30/08/2026, 23:43
General
- Target cs2.exe
- Size 105KB
- Sample260830-3qpdcsbl6v
- SHA256 f6f7dbd6561e7ee6ba7e6abffdb1e5de01bf511318aade34825d888e99db645f
Malware Config
Extracted
-
asyncrat
-
BwRat 1.0.0
-
Default
-
112.213.103.17:1217
-
DcRatMutex_qwqdanchun
-
delay
1
-
install
false
-
install_folder
%AppData%
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Async RAT payload 1 IoCs
- Detects DonutLoader 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- 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.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\cs2.exe"C:\Users\Admin\AppData\Local\Temp\cs2.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/1256-0-0x0000000001370000-0x0000000001385000-memory.dmp
memory/1256-1-0x0000000074F12000-0x0000000074F13000-memory.dmp
memory/1256-2-0x00000000035B0000-0x00000000035C6000-memory.dmp
memory/1256-3-0x0000000074F00000-0x00000000756BC000-memory.dmp
memory/1256-4-0x0000000074F00000-0x00000000756BC000-memory.dmp
memory/1256-5-0x0000000074F00000-0x00000000756BC000-memory.dmp
memory/1256-6-0x0000000074F00000-0x00000000756BC000-memory.dmp
memory/1256-7-0x00000000009E0000-0x00000000009FE000-memory.dmp
memory/1256-9-0x0000000074F00000-0x00000000756BC000-memory.dmp
memory/1256-8-0x0000000074F12000-0x0000000074F13000-memory.dmp
memory/1256-10-0x0000000074F00000-0x00000000756BC000-memory.dmp