Analysis
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max time kernel
41s -
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 20:50
Static task
static1
Behavioral task
behavioral1
Sample
Chernobyl.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Chernobyl.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
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-1-5-21-627134735-902745853-4257352768-1000\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:
takeown.exetakeown.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exeicacls.exeicacls.exetakeown.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exepid process 3408 takeown.exe 4960 takeown.exe 476 icacls.exe 1532 takeown.exe 3056 takeown.exe 1824 takeown.exe 4528 takeown.exe 4916 icacls.exe 3696 icacls.exe 700 takeown.exe 4808 icacls.exe 3476 takeown.exe 4632 takeown.exe 4752 takeown.exe 1408 takeown.exe 4772 takeown.exe 3052 takeown.exe 2008 takeown.exe -
Modifies file permissions 1 TTPs 18 IoCs
Processes:
takeown.exetakeown.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exeicacls.exeicacls.exetakeown.exetakeown.exetakeown.exeicacls.exepid process 3476 takeown.exe 1408 takeown.exe 476 icacls.exe 4752 takeown.exe 4960 takeown.exe 3408 takeown.exe 3052 takeown.exe 3056 takeown.exe 4528 takeown.exe 1532 takeown.exe 4632 takeown.exe 1824 takeown.exe 4808 icacls.exe 3696 icacls.exe 2008 takeown.exe 700 takeown.exe 4772 takeown.exe 4916 icacls.exe -
Processes:
Chernobyl.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Chernobyl.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 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 1568 Chernobyl.exe Token: SeDebugPrivilege 1568 Chernobyl.exe Token: SeTakeOwnershipPrivilege 4752 takeown.exe Token: SeTakeOwnershipPrivilege 3476 takeown.exe Token: SeTakeOwnershipPrivilege 1408 takeown.exe Token: SeTakeOwnershipPrivilege 3408 takeown.exe Token: SeTakeOwnershipPrivilege 4960 takeown.exe Token: SeTakeOwnershipPrivilege 1532 takeown.exe Token: SeTakeOwnershipPrivilege 2008 takeown.exe Token: SeTakeOwnershipPrivilege 3052 takeown.exe Token: SeTakeOwnershipPrivilege 700 takeown.exe Token: SeTakeOwnershipPrivilege 3056 takeown.exe Token: SeTakeOwnershipPrivilege 4632 takeown.exe Token: SeTakeOwnershipPrivilege 4528 takeown.exe Token: SeTakeOwnershipPrivilege 4772 takeown.exe Token: SeTakeOwnershipPrivilege 1824 takeown.exe Token: SeShutdownPrivilege 1568 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 1568 wrote to memory of 580 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 580 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 580 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2364 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2364 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2364 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2500 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2500 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2500 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2736 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2736 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2736 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2136 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2136 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 2136 1568 Chernobyl.exe cmd.exe PID 580 wrote to memory of 3780 580 cmd.exe rundll32.exe PID 580 wrote to memory of 3780 580 cmd.exe rundll32.exe PID 580 wrote to memory of 3780 580 cmd.exe rundll32.exe PID 1568 wrote to memory of 3544 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 3544 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 3544 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 1548 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 1548 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 1548 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 4092 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 4092 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 4092 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 5008 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 5008 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 5008 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 452 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 452 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 452 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 3552 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 3552 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 3552 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 432 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 432 1568 Chernobyl.exe cmd.exe PID 1568 wrote to memory of 432 1568 Chernobyl.exe cmd.exe PID 2364 wrote to memory of 4968 2364 cmd.exe rundll32.exe PID 2364 wrote to memory of 4968 2364 cmd.exe rundll32.exe PID 2364 wrote to memory of 4968 2364 cmd.exe rundll32.exe PID 2500 wrote to memory of 3648 2500 cmd.exe rundll32.exe PID 2500 wrote to memory of 3648 2500 cmd.exe rundll32.exe PID 2500 wrote to memory of 3648 2500 cmd.exe rundll32.exe PID 2736 wrote to memory of 836 2736 cmd.exe rundll32.exe PID 2736 wrote to memory of 836 2736 cmd.exe rundll32.exe PID 2736 wrote to memory of 836 2736 cmd.exe rundll32.exe PID 3544 wrote to memory of 1000 3544 cmd.exe rundll32.exe PID 3544 wrote to memory of 1000 3544 cmd.exe rundll32.exe PID 3544 wrote to memory of 1000 3544 cmd.exe rundll32.exe PID 1548 wrote to memory of 884 1548 cmd.exe rundll32.exe PID 1548 wrote to memory of 884 1548 cmd.exe rundll32.exe PID 1548 wrote to memory of 884 1548 cmd.exe rundll32.exe PID 2136 wrote to memory of 4800 2136 cmd.exe rundll32.exe PID 2136 wrote to memory of 4800 2136 cmd.exe rundll32.exe PID 2136 wrote to memory of 4800 2136 cmd.exe rundll32.exe PID 5008 wrote to memory of 3536 5008 cmd.exe rundll32.exe PID 5008 wrote to memory of 3536 5008 cmd.exe rundll32.exe PID 5008 wrote to memory of 3536 5008 cmd.exe rundll32.exe PID 3552 wrote to memory of 4728 3552 cmd.exe rundll32.exe PID 3552 wrote to memory of 4728 3552 cmd.exe rundll32.exe PID 3552 wrote to memory of 4728 3552 cmd.exe rundll32.exe PID 432 wrote to memory of 3300 432 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:1568 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:580 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3780
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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:2364 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4968
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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:2500 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3648
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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:2736 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:836
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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:2136 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4800
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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:3544 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:1000
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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:1548 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:884
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵PID:4092
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C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:1616
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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:5008 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3536
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵PID:452
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C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:988
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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:3552 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4728
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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:432 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3300
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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:4944
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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:3476
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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:244
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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:4752
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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:1124
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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:1532
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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:2260
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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:1408
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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:3280
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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:4960
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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:2648
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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:2008
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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:3032
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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:3408
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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:1572
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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:3052
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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:4080
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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:3056
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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:1940
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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:700
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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:3816
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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:4528
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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:476
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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:3436
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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:4632
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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:4808
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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:4836
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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:4772
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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:4916
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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:2224
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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:1824
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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:3696
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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\ßÇ▐♂☼♠í™○æ◘4č☺╤5₧¼éě¤ń²4╥ä•♪é◘•4♪≈♣ö♠☺○č▼7☺¾σ◘¬±∞7487¢¶►≈5œµ¶φ≈½☼™○•č◘¥±♫↕↑¶4ěÂř½¬☺®Æ¤²╩Σ¶╩¥9ě♣é½5½
Filesize666B
MD59e1e5883c74742a497cf5c272ccd2321
SHA12cf33e34d08b8e17743a60352baffef4b6f02dee
SHA256ca687b6a7c3d29b566f3e1988b9f877b51d9a83ee25ffe0755a8dcd3eb5f434a
SHA512f2284f0c624cc07a65c16f87865bb98aaa176b1d8b45cd4fbcc1143c9c2297fe6b1d4db55ef054be2bc151c8cc25ff4da7c997b7d38dae3dccd2ffe1c3c01a6b