Analysis
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max time kernel
20s -
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 22:26
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-1-5-21-3594324687-1993884830-4019639329-1000\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.exeicacls.exeicacls.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exeicacls.exetakeown.exepid process 2504 takeown.exe 3116 icacls.exe 2884 icacls.exe 2288 icacls.exe 2752 takeown.exe 3632 takeown.exe 836 takeown.exe 2852 takeown.exe 2820 takeown.exe 3152 takeown.exe 2760 takeown.exe 1572 takeown.exe 2468 takeown.exe 5024 takeown.exe 1724 takeown.exe 5028 takeown.exe 3840 icacls.exe 1072 takeown.exe -
Modifies file permissions 1 TTPs 18 IoCs
Processes:
takeown.exetakeown.exeicacls.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exeicacls.exeicacls.exetakeown.exetakeown.exetakeown.exetakeown.exetakeown.exepid process 5028 takeown.exe 2752 takeown.exe 2884 icacls.exe 2288 icacls.exe 2468 takeown.exe 3632 takeown.exe 836 takeown.exe 2504 takeown.exe 1572 takeown.exe 2852 takeown.exe 2820 takeown.exe 3116 icacls.exe 3840 icacls.exe 1072 takeown.exe 1724 takeown.exe 5024 takeown.exe 2760 takeown.exe 3152 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 opened for modification C:\Windows\cluttscape.exe Chernobyl.exe File created 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 4504 Chernobyl.exe Token: SeDebugPrivilege 4504 Chernobyl.exe Token: SeTakeOwnershipPrivilege 2468 takeown.exe Token: SeTakeOwnershipPrivilege 3632 takeown.exe Token: SeTakeOwnershipPrivilege 836 takeown.exe Token: SeTakeOwnershipPrivilege 2504 takeown.exe Token: SeTakeOwnershipPrivilege 5024 takeown.exe Token: SeTakeOwnershipPrivilege 1724 takeown.exe Token: SeTakeOwnershipPrivilege 5028 takeown.exe Token: SeTakeOwnershipPrivilege 2760 takeown.exe Token: SeTakeOwnershipPrivilege 1572 takeown.exe Token: SeTakeOwnershipPrivilege 3152 takeown.exe Token: SeTakeOwnershipPrivilege 2752 takeown.exe Token: SeTakeOwnershipPrivilege 1072 takeown.exe Token: SeTakeOwnershipPrivilege 2852 takeown.exe Token: SeTakeOwnershipPrivilege 2820 takeown.exe Token: SeShutdownPrivilege 4504 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 4504 wrote to memory of 3116 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 3116 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 3116 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 3028 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 3028 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 3028 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 2988 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 2988 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 2988 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 2224 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 2224 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 2224 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 1580 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 1580 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 1580 4504 Chernobyl.exe cmd.exe PID 3116 wrote to memory of 1072 3116 cmd.exe rundll32.exe PID 3116 wrote to memory of 1072 3116 cmd.exe rundll32.exe PID 3116 wrote to memory of 1072 3116 cmd.exe rundll32.exe PID 4504 wrote to memory of 676 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 676 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 676 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4888 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4888 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4888 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4608 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4608 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4608 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4636 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4636 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4636 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 2660 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 2660 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 2660 4504 Chernobyl.exe cmd.exe PID 3028 wrote to memory of 3532 3028 cmd.exe rundll32.exe PID 3028 wrote to memory of 3532 3028 cmd.exe rundll32.exe PID 3028 wrote to memory of 3532 3028 cmd.exe rundll32.exe PID 4504 wrote to memory of 4496 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4496 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 4496 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 1780 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 1780 4504 Chernobyl.exe cmd.exe PID 4504 wrote to memory of 1780 4504 Chernobyl.exe cmd.exe PID 2988 wrote to memory of 3636 2988 cmd.exe rundll32.exe PID 2988 wrote to memory of 3636 2988 cmd.exe rundll32.exe PID 2988 wrote to memory of 3636 2988 cmd.exe rundll32.exe PID 1580 wrote to memory of 4520 1580 cmd.exe rundll32.exe PID 1580 wrote to memory of 4520 1580 cmd.exe rundll32.exe PID 1580 wrote to memory of 4520 1580 cmd.exe rundll32.exe PID 676 wrote to memory of 2316 676 cmd.exe rundll32.exe PID 676 wrote to memory of 2316 676 cmd.exe rundll32.exe PID 676 wrote to memory of 2316 676 cmd.exe rundll32.exe PID 2224 wrote to memory of 5032 2224 cmd.exe rundll32.exe PID 2224 wrote to memory of 5032 2224 cmd.exe rundll32.exe PID 2224 wrote to memory of 5032 2224 cmd.exe rundll32.exe PID 4888 wrote to memory of 2276 4888 cmd.exe rundll32.exe PID 4888 wrote to memory of 2276 4888 cmd.exe rundll32.exe PID 4888 wrote to memory of 2276 4888 cmd.exe rundll32.exe PID 4636 wrote to memory of 1240 4636 cmd.exe rundll32.exe PID 4636 wrote to memory of 1240 4636 cmd.exe rundll32.exe PID 4636 wrote to memory of 1240 4636 cmd.exe rundll32.exe PID 4608 wrote to memory of 4028 4608 cmd.exe rundll32.exe PID 4608 wrote to memory of 4028 4608 cmd.exe rundll32.exe PID 4608 wrote to memory of 4028 4608 cmd.exe rundll32.exe PID 2660 wrote to memory of 2500 2660 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:4504 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵
- Suspicious use of WriteProcessMemory
PID:3116 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:1072
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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:3028 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3532
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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:2988 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3636
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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:2224 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:5032
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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:1580 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4520
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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:676 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:2316
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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:4888 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:2276
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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:4608 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:4028
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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:4636 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:1240
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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:2660 -
C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:2500
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵PID:4496
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C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:2256
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters && exit2⤵PID:1780
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C:\Windows\SysWOW64\rundll32.exeRUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters3⤵PID:3932
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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:4176
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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:2468
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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:5068
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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:836
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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:3800
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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:3632
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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:5008
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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:2504
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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:1136
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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:1724
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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:388
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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:5028
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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:1124
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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:5024
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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:1516
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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:2760
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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:1492
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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:1072
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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:2040
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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:1572
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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:4508
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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:3152
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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:2288
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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:480
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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:2752
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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:3840
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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:2460
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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:2820
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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:2884
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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:2360
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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:2852
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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:3116
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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\♦¬ě√®1♀ä♂ß3Â2ƽ♪ä↑πæø╬♥ñ—Çš▄∩äö►╥♥╬∞☻╠╚Σč4×↑Æéπ2¼↑í™í¤«øœ9₧♀☻♦š¬╥╤▼ší¢▀∞↕↕7čń«▬¬øµï6♂óñæ↑¥ěœ9ó¬▬♣♫☼č
Filesize666B
MD59e1e5883c74742a497cf5c272ccd2321
SHA12cf33e34d08b8e17743a60352baffef4b6f02dee
SHA256ca687b6a7c3d29b566f3e1988b9f877b51d9a83ee25ffe0755a8dcd3eb5f434a
SHA512f2284f0c624cc07a65c16f87865bb98aaa176b1d8b45cd4fbcc1143c9c2297fe6b1d4db55ef054be2bc151c8cc25ff4da7c997b7d38dae3dccd2ffe1c3c01a6b