Analysis
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max time kernel
328s -
max time network
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platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
02-03-2024 21:40
Static task
static1
Behavioral task
behavioral1
Sample
Chernobyl.exe
Resource
win11-20240221-en
General
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Target
Chernobyl.exe
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Size
343KB
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MD5
d576e0520faa40435d5bdc66304205f9
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SHA1
b99fce6ebd094e2cbc29e1ed4e47360781e86c47
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SHA256
2b6266f14d2ed46e921168fd2b4a5510f40c69cd591800d17ae8ca31fcde28c6
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SHA512
6b60a287f3eefbf2c0f2b0f205e88c4ce5a5aad050f59ff5fd1bc8017322039963f51bdd72b0922ec08880ae5da17286c04418c44dd996f0fb7b585f376f4c98
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SSDEEP
6144:ab+co0222222222222222222222222222222222222222222222222222222222w:jjkyOZzv4TatsNqaJg
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
Chernobyl.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, cluttscape.exe" Chernobyl.exe -
Processes:
Chernobyl.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Chernobyl.exe -
Disables RegEdit via registry modification 1 IoCs
Processes:
Chernobyl.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-160263616-143223877-1356318919-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" Chernobyl.exe -
Disables Task Manager via registry modification
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Possible privilege escalation attempt 18 IoCs
Processes:
icacls.exetakeown.exetakeown.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exeicacls.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exepid process 2224 icacls.exe 4048 takeown.exe 3404 takeown.exe 3560 icacls.exe 4756 takeown.exe 2512 takeown.exe 4664 takeown.exe 1720 takeown.exe 4548 takeown.exe 2872 takeown.exe 2044 icacls.exe 4824 icacls.exe 2120 takeown.exe 4184 takeown.exe 3552 takeown.exe 2268 takeown.exe 3756 takeown.exe 5028 takeown.exe -
Modifies file permissions 1 TTPs 18 IoCs
Processes:
takeown.exetakeown.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exeicacls.exetakeown.exetakeown.exeicacls.exeicacls.exetakeown.exetakeown.exetakeown.exepid process 4548 takeown.exe 4184 takeown.exe 4824 icacls.exe 4756 takeown.exe 3756 takeown.exe 4048 takeown.exe 4664 takeown.exe 2872 takeown.exe 1720 takeown.exe 2512 takeown.exe 2224 icacls.exe 2268 takeown.exe 3552 takeown.exe 2044 icacls.exe 3560 icacls.exe 2120 takeown.exe 5028 takeown.exe 3404 takeown.exe -
Processes:
Chernobyl.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Chernobyl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Chernobyl.exe -
Modifies WinLogon 2 TTPs 2 IoCs
Processes:
Chernobyl.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoRestartShell = "0" Chernobyl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\DisableCAD = "1" Chernobyl.exe -
Drops file in System32 directory 1 IoCs
Processes:
Chernobyl.exedescription ioc process File opened for modification C:\Windows\SysWOW64\kill.ico Chernobyl.exe -
Drops file in Windows directory 2 IoCs
Processes:
Chernobyl.exedescription ioc process File created C:\Windows\cluttscape.exe Chernobyl.exe File opened for modification C:\Windows\cluttscape.exe Chernobyl.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
Processes:
Chernobyl.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Unknown\DefaultIcon\ = "C:\\Windows\\SysWow64\\kill.ico" Chernobyl.exe -
Suspicious use of AdjustPrivilegeToken 17 IoCs
Processes:
Chernobyl.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exedescription pid process Token: SeDebugPrivilege 4780 Chernobyl.exe Token: SeDebugPrivilege 4780 Chernobyl.exe Token: SeTakeOwnershipPrivilege 4756 takeown.exe Token: SeTakeOwnershipPrivilege 3756 takeown.exe Token: SeTakeOwnershipPrivilege 2268 takeown.exe Token: SeTakeOwnershipPrivilege 2120 takeown.exe Token: SeTakeOwnershipPrivilege 2872 takeown.exe Token: SeTakeOwnershipPrivilege 1720 takeown.exe Token: SeTakeOwnershipPrivilege 5028 takeown.exe Token: SeTakeOwnershipPrivilege 4048 takeown.exe Token: SeTakeOwnershipPrivilege 2512 takeown.exe Token: SeTakeOwnershipPrivilege 4664 takeown.exe Token: SeTakeOwnershipPrivilege 4548 takeown.exe Token: SeTakeOwnershipPrivilege 3552 takeown.exe Token: SeTakeOwnershipPrivilege 4184 takeown.exe Token: SeTakeOwnershipPrivilege 3404 takeown.exe Token: SeShutdownPrivilege 4780 Chernobyl.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
Chernobyl.execmd.execmd.execmd.execmd.execmd.execmd.execmd.execmd.execmd.execmd.exedescription pid process target process PID 4780 wrote to memory of 4932 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4932 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4932 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4676 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4676 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4676 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 5024 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 5024 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 5024 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4188 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4188 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4188 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4796 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4796 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4796 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 5080 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 5080 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 5080 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 2060 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 2060 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 2060 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4700 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4700 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4700 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 2728 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 2728 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 2728 4780 Chernobyl.exe cmd.exe PID 4932 wrote to memory of 560 4932 cmd.exe rundll32.exe PID 4932 wrote to memory of 560 4932 cmd.exe rundll32.exe PID 4932 wrote to memory of 560 4932 cmd.exe rundll32.exe PID 4780 wrote to memory of 1664 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 1664 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 1664 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 660 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 660 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 660 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4648 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4648 4780 Chernobyl.exe cmd.exe PID 4780 wrote to memory of 4648 4780 Chernobyl.exe cmd.exe PID 5024 wrote to memory of 3096 5024 cmd.exe rundll32.exe PID 5024 wrote to memory of 3096 5024 cmd.exe rundll32.exe PID 5024 wrote to memory of 3096 5024 cmd.exe rundll32.exe PID 4188 wrote to memory of 2912 4188 cmd.exe rundll32.exe PID 4188 wrote to memory of 2912 4188 cmd.exe rundll32.exe PID 4188 wrote to memory of 2912 4188 cmd.exe rundll32.exe PID 4676 wrote to memory of 4984 4676 cmd.exe rundll32.exe PID 4676 wrote to memory of 4984 4676 cmd.exe rundll32.exe PID 4676 wrote to memory of 4984 4676 cmd.exe rundll32.exe PID 2060 wrote to memory of 4388 2060 cmd.exe rundll32.exe PID 2060 wrote to memory of 4388 2060 cmd.exe rundll32.exe PID 2060 wrote to memory of 4388 2060 cmd.exe rundll32.exe PID 4700 wrote to memory of 1812 4700 cmd.exe rundll32.exe PID 4700 wrote to memory of 1812 4700 cmd.exe rundll32.exe PID 4700 wrote to memory of 1812 4700 cmd.exe rundll32.exe PID 4796 wrote to memory of 1852 4796 cmd.exe rundll32.exe PID 4796 wrote to memory of 1852 4796 cmd.exe rundll32.exe PID 4796 wrote to memory of 1852 4796 cmd.exe rundll32.exe PID 5080 wrote to memory of 908 5080 cmd.exe rundll32.exe PID 5080 wrote to memory of 908 5080 cmd.exe rundll32.exe PID 5080 wrote to memory of 908 5080 cmd.exe rundll32.exe PID 1664 wrote to memory of 2020 1664 cmd.exe rundll32.exe PID 1664 wrote to memory of 2020 1664 cmd.exe rundll32.exe PID 1664 wrote to memory of 2020 1664 cmd.exe rundll32.exe PID 660 wrote to memory of 4168 660 cmd.exe rundll32.exe -
System policy modification 1 TTPs 3 IoCs
Processes:
Chernobyl.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\shutdownwithoutlogon = "0" Chernobyl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\UseDefaultTile = "1" Chernobyl.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Chernobyl.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe"C:\Users\Admin\AppData\Local\Temp\Chernobyl.exe"1⤵
- Modifies WinLogon for persistence
- UAC bypass
- Disables RegEdit via registry modification
- Checks whether UAC is enabled
- Modifies WinLogon
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4780 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:4932 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:560
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:4676 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4984
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:5024 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3096
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:4188 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:2912
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:4796 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:1852
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:5080 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:908
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:2060 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4388
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:4700 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:1812
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵PID:2728
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C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:2240
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:2020
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:660 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4168
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵PID:4648
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C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:5096
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\smss.exe && icacls C:\Windows\System32\smss.exe /grant "%username%:F" && exit2⤵PID:2124
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\smss.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:3756
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\csrss.exe && icacls C:\Windows\System32\csrss.exe /grant "%username%:F" && exit2⤵PID:5092
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\csrss.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:2120
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\wininit.exe && icacls C:\Windows\System32\wininit.exe /grant "%username%:F" && exit2⤵PID:2828
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\wininit.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:2268
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\LogonUI.exe && icacls C:\Windows\System32\LogonUI.exe /grant "%username%:F" && exit2⤵PID:4516
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\LogonUI.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:2872
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\lsass.exe && icacls C:\Windows\System32\lsass.exe /grant "%username%:F" && exit2⤵PID:5052
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\lsass.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:4756
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\services.exe && icacls C:\Windows\System32\services.exe /grant "%username%:F" && exit2⤵PID:4160
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\services.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:1720
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winlogon.exe && icacls C:\Windows\System32\winlogon.exe /grant "%username%:F" && exit2⤵PID:2272
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\winlogon.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:2512
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winload.efi && icacls C:\Windows\System32\winload.efi /grant "%username%:F" && exit2⤵PID:2476
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\winload.efi3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:4048
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\winload.exe && icacls C:\Windows\System32\winload.exe /grant "%username%:F" && exit2⤵PID:4484
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\winload.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:5028
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\ntoskrnl.exe && icacls C:\Windows\System32\ntoskrnl.exe /grant "%username%:F" && exit2⤵PID:4856
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\ntoskrnl.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:4664
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\svchost.exe && icacls C:\Windows\System32\svchost.exe /grant "%username%:F" && exit2⤵PID:4900
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\svchost.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:3404
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\svchost.exe /grant "Admin:F"3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2224
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\afunix.sys && icacls C:\Windows\System32\drivers\afunix.sys /grant "%username%:F" && exit2⤵PID:1324
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\drivers\afunix.sys3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:3552
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\drivers\afunix.sys /grant "Admin:F"3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:4824
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\gm.dls && icacls C:\Windows\System32\drivers\gm.dls /grant "%username%:F" && exit2⤵PID:1496
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\drivers\gm.dls3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:4184
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\drivers\gm.dls /grant "Admin:F"3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:3560
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k takeown /f C:\Windows\System32\drivers\gmreadme.txt && icacls C:\Windows\System32\drivers\gmreadme.txt /grant "%username%:F" && exit2⤵PID:2168
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C:\Windows\SysWOW64\takeown.exetakeown /f C:\Windows\System32\drivers\gmreadme.txt3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:4548
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C:\Windows\SysWOW64\icacls.exeicacls C:\Windows\System32\drivers\gmreadme.txt /grant "Admin:F"3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2044
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe"1⤵PID:1500
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /01⤵PID:1624
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Winlogon Helper DLL
2Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\Desktop\♣2╬æ9é♂•4▼ÿ¼↕∞Æé¥æ◄3◙π¢½ž≈▬♫╬π¾ñ9¤♦▼☺▐►7¼±◄4µ¤5¾☺σń╥ÿ85žε朾♣²×œ¾3♀■×±♦ß®7▐8σ♣ß¼╥4≈9ö•3◙☺▀╬öš±╩£Æ5▐╚
Filesize666B
MD59e1e5883c74742a497cf5c272ccd2321
SHA12cf33e34d08b8e17743a60352baffef4b6f02dee
SHA256ca687b6a7c3d29b566f3e1988b9f877b51d9a83ee25ffe0755a8dcd3eb5f434a
SHA512f2284f0c624cc07a65c16f87865bb98aaa176b1d8b45cd4fbcc1143c9c2297fe6b1d4db55ef054be2bc151c8cc25ff4da7c997b7d38dae3dccd2ffe1c3c01a6b