Analysis Overview
SHA256
cdd5c9bea26d3d7599237ee8d1d250eabda7276caf9280e6bd970c92419570b8
Threat Level: Likely malicious
The file 46rurdufull.exe was found to be: Likely malicious.
Malicious Activity Summary
Disables Task Manager via registry modification
Writes to the Master Boot Record (MBR)
Unsigned PE
Modifies registry key
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-01 05:34
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-01 05:34
Reported
2024-06-01 05:37
Platform
win7-20240508-en
Max time kernel
133s
Max time network
122s
Command Line
Signatures
Disables Task Manager via registry modification
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\46rurdufull.exe | N/A |
Modifies registry key
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2224 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\46rurdufull.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2224 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\46rurdufull.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2224 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\46rurdufull.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2224 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\46rurdufull.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2200 wrote to memory of 2108 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\reg.exe |
| PID 2200 wrote to memory of 2108 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\reg.exe |
| PID 2200 wrote to memory of 2108 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\reg.exe |
| PID 2200 wrote to memory of 2108 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\reg.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\46rurdufull.exe
"C:\Users\Admin\AppData\Local\Temp\46rurdufull.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c REG ADD hkcu\Software\Microsoft\Windows\CurrentVersion\policies\system /v DisableTaskMgr /t reg_dword /d 1 /f
C:\Windows\SysWOW64\reg.exe
REG ADD hkcu\Software\Microsoft\Windows\CurrentVersion\policies\system /v DisableTaskMgr /t reg_dword /d 1 /f