Analysis
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max time kernel
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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 20:54
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-1-5-21-647252928-2816094679-1307623958-1000\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.exetakeown.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exeicacls.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exeicacls.exepid process 2348 takeown.exe 1840 takeown.exe 5080 takeown.exe 4272 icacls.exe 2328 takeown.exe 3040 takeown.exe 796 takeown.exe 4644 takeown.exe 240 takeown.exe 3612 icacls.exe 808 icacls.exe 2336 takeown.exe 4332 takeown.exe 4580 takeown.exe 3400 takeown.exe 2160 takeown.exe 3544 takeown.exe 2804 icacls.exe -
Modifies file permissions 1 TTPs 18 IoCs
Processes:
takeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exeicacls.exetakeown.exetakeown.exetakeown.exeicacls.exeicacls.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exepid process 240 takeown.exe 4644 takeown.exe 3544 takeown.exe 3400 takeown.exe 2160 takeown.exe 796 takeown.exe 4580 takeown.exe 2804 icacls.exe 2336 takeown.exe 2328 takeown.exe 2348 takeown.exe 4272 icacls.exe 808 icacls.exe 3612 icacls.exe 4332 takeown.exe 3040 takeown.exe 5080 takeown.exe 1840 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 3652 Chernobyl.exe Token: SeDebugPrivilege 3652 Chernobyl.exe Token: SeTakeOwnershipPrivilege 4332 takeown.exe Token: SeTakeOwnershipPrivilege 2160 takeown.exe Token: SeTakeOwnershipPrivilege 3040 takeown.exe Token: SeTakeOwnershipPrivilege 796 takeown.exe Token: SeTakeOwnershipPrivilege 4580 takeown.exe Token: SeTakeOwnershipPrivilege 240 takeown.exe Token: SeTakeOwnershipPrivilege 4644 takeown.exe Token: SeTakeOwnershipPrivilege 3544 takeown.exe Token: SeTakeOwnershipPrivilege 3400 takeown.exe Token: SeTakeOwnershipPrivilege 2336 takeown.exe Token: SeTakeOwnershipPrivilege 5080 takeown.exe Token: SeTakeOwnershipPrivilege 2328 takeown.exe Token: SeTakeOwnershipPrivilege 1840 takeown.exe Token: SeTakeOwnershipPrivilege 2348 takeown.exe Token: SeShutdownPrivilege 3652 Chernobyl.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
MiniSearchHost.exepid process 2016 MiniSearchHost.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 3652 wrote to memory of 3704 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3704 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3704 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3464 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3464 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3464 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3848 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3848 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3848 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 4716 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 4716 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 4716 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 1844 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 1844 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 1844 3652 Chernobyl.exe cmd.exe PID 3704 wrote to memory of 3044 3704 cmd.exe rundll32.exe PID 3704 wrote to memory of 3044 3704 cmd.exe rundll32.exe PID 3704 wrote to memory of 3044 3704 cmd.exe rundll32.exe PID 3652 wrote to memory of 1352 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 1352 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 1352 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 4252 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 4252 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 4252 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 2044 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 2044 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 2044 3652 Chernobyl.exe cmd.exe PID 4716 wrote to memory of 4796 4716 cmd.exe rundll32.exe PID 4716 wrote to memory of 4796 4716 cmd.exe rundll32.exe PID 4716 wrote to memory of 4796 4716 cmd.exe rundll32.exe PID 1844 wrote to memory of 1540 1844 cmd.exe rundll32.exe PID 1844 wrote to memory of 1540 1844 cmd.exe rundll32.exe PID 1844 wrote to memory of 1540 1844 cmd.exe rundll32.exe PID 3652 wrote to memory of 4064 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 4064 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 4064 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 416 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 416 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 416 3652 Chernobyl.exe cmd.exe PID 3464 wrote to memory of 2192 3464 cmd.exe rundll32.exe PID 3464 wrote to memory of 2192 3464 cmd.exe rundll32.exe PID 3464 wrote to memory of 2192 3464 cmd.exe rundll32.exe PID 3848 wrote to memory of 4316 3848 cmd.exe rundll32.exe PID 3848 wrote to memory of 4316 3848 cmd.exe rundll32.exe PID 3848 wrote to memory of 4316 3848 cmd.exe rundll32.exe PID 1352 wrote to memory of 1960 1352 cmd.exe rundll32.exe PID 1352 wrote to memory of 1960 1352 cmd.exe rundll32.exe PID 1352 wrote to memory of 1960 1352 cmd.exe rundll32.exe PID 3652 wrote to memory of 3488 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3488 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 3488 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 32 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 32 3652 Chernobyl.exe cmd.exe PID 3652 wrote to memory of 32 3652 Chernobyl.exe cmd.exe PID 4252 wrote to memory of 3140 4252 cmd.exe rundll32.exe PID 4252 wrote to memory of 3140 4252 cmd.exe rundll32.exe PID 4252 wrote to memory of 3140 4252 cmd.exe rundll32.exe PID 416 wrote to memory of 2240 416 cmd.exe rundll32.exe PID 416 wrote to memory of 2240 416 cmd.exe rundll32.exe PID 416 wrote to memory of 2240 416 cmd.exe rundll32.exe PID 2044 wrote to memory of 3112 2044 cmd.exe rundll32.exe PID 2044 wrote to memory of 3112 2044 cmd.exe rundll32.exe PID 2044 wrote to memory of 3112 2044 cmd.exe rundll32.exe PID 32 wrote to memory of 3644 32 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:3652 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3044
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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:3464 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:2192
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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:3848 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4316
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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:4716 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4796
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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:1844 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:1540
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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:1352 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:1960
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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:4252 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3140
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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:2044 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3112
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵PID:4064
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C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4216
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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:416 -
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⤵PID:3488
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C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:2684
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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:32 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3644
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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:4220
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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:4332
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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:3584
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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:3040
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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:4172
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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:2160
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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:1712
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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:796
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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:4192
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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:4580
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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:2940
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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:240
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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:1444
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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:3544
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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:5012
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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:4644
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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:3676
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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:3400
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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:4800
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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:2336
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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:5048
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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:5080
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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:808
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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:4956
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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:2328
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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:2804
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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:780
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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:2348
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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:3612
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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:644
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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:1840
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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:4272
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca1⤵
- Suspicious use of SetWindowsHookEx
PID:2016
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4320
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\™▐∩ó86ï▌ń▄σŸ╧♠♪√▐ï♀☺ø≈œÂ☼±±¥≈►ě▐▀µ╬3ö▲∞Ÿ▬σï•♥ø↕∩╔♠™½ž¬£♪šäö◄♫¥φ96φÂ9õ82Ç╔±☼▐¥╩6č╔2íõ◄øÂ○▼╚♣◙▌Σ6■▐ߥ•
Filesize666B
MD59e1e5883c74742a497cf5c272ccd2321
SHA12cf33e34d08b8e17743a60352baffef4b6f02dee
SHA256ca687b6a7c3d29b566f3e1988b9f877b51d9a83ee25ffe0755a8dcd3eb5f434a
SHA512f2284f0c624cc07a65c16f87865bb98aaa176b1d8b45cd4fbcc1143c9c2297fe6b1d4db55ef054be2bc151c8cc25ff4da7c997b7d38dae3dccd2ffe1c3c01a6b