Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
01/07/2026, 12:28
General
- Target ck1.exe
- Size 45KB
- Sample260701-pnhadaf191
- SHA256 536f60b6c9dcf7809d14c2875189db8182176921644045580b30c03dfea24918
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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cannabi.io:443
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cannabi.io:80
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cannabi.io:25
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cannabi.io:8443
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chicagodot.org:443
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chicagodot.org:80
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chicagodot.org:25
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chicagodot.org:8443
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eduproof.io:443
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eduproof.io:80
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eduproof.io:25
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eduproof.io:8443
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cakhiatv.org.in:443
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cakhiatv.org.in:80
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cakhiatv.org.in:25
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cakhiatv.org.in:8443
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VszeNRqKAa0C
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delay
9
-
install
true
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install_file
ck1.exe
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install_folder
%AppData%
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).
- System Location Discovery: System Language Discovery 1 TTPs 7 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
- 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 29 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ck1.exe"C:\Users\Admin\AppData\Local\Temp\ck1.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ck1" /tr '"C:\Users\Admin\AppData\Roaming\ck1.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "ck1" /tr '"C:\Users\Admin\AppData\Roaming\ck1.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE886.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
-
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C:\Users\Admin\AppData\Roaming\ck1.exe"C:\Users\Admin\AppData\Roaming\ck1.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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-
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C:\Users\Admin\AppData\Roaming\ck1.exe"C:\Users\Admin\AppData\Roaming\ck1.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmpE886.tmp.bat
ck1.exe
memory/6096-0-0x00000000742A2000-0x00000000742A3000-memory.dmp
memory/6096-1-0x00000000008F0000-0x0000000000902000-memory.dmp
memory/6096-2-0x00000000742A2000-0x00000000742A3000-memory.dmp
memory/6096-3-0x0000000074290000-0x0000000074A4C000-memory.dmp
memory/6096-4-0x0000000003110000-0x00000000031AC000-memory.dmp
memory/6096-10-0x0000000074290000-0x0000000074A4C000-memory.dmp
memory/6448-13-0x0000000074290000-0x0000000074A4C000-memory.dmp
memory/6448-15-0x0000000074290000-0x0000000074A4C000-memory.dmp