Analysis
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max time kernel
117s -
max time network
120s -
platform
windows11-21h2_x64 -
resource
win11-20250313-en -
resource tags
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submitted
31/03/2025, 15:24
General
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Target
NOTIFICO DERECHO DE PETICION; BAJO EL RADICADO 774830-2025. (copy 1).exe
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Size
4.3MB
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MD5
d459191c46fe47459df7c3ca0ebdcf9d
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SHA1
e37f0be08a980f9425440422b922563f72529076
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SHA256
946ee9f5d6e40bc70775ca64e640dab42dd837315d3dea79e5e965d94e77080c
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SHA512
7f6cf43360a80373335438d8994ff1d8c853ed067be51eff4c5584bebd61084881b380f9b206cd2f20288ab6ea8ae16f0cc5144b59ea7917d02af23582514902
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SSDEEP
49152:hCXtvRXOhEc2MgyXuTEGQpOEaIZaFChW7ZajQVM0RFC1zNURFZufu4vbRF:hCxRXOhEc2MgYHTpokQVMcFAp8FZQ1F
Malware Config
Extracted
asyncrat
1.0.7
ff
85.31.47.59:8848
DcRatMutex_qwqdanchun
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delay
1
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install
false
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install_folder
%AppData%
Signatures
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AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
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Asyncrat family
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Program crash 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\NOTIFICO DERECHO DE PETICION; BAJO EL RADICADO 774830-2025. (copy 1).exe"C:\Users\Admin\AppData\Local\Temp\NOTIFICO DERECHO DE PETICION; BAJO EL RADICADO 774830-2025. (copy 1).exe" bcdedit /c set shutdown /r readonly /f force /t 21⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"2⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3508 -s 1522⤵
- Program crash
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\Documents\Common7\IDE\Blend.exe1⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3508 -ip 35081⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
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Filesize
72KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
4.4MB
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Filesize
4.4MB
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Filesize
180KB
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Filesize
368KB