Analysis
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max time kernel
149s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
27-11-2022 07:50
Static task
static1
Behavioral task
behavioral1
Sample
e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe
Resource
win10v2004-20220812-en
General
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Target
e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe
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Size
227KB
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MD5
b15cb2e022da92e746204ccb40f1a272
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SHA1
7e5ce68102d90eb19f693ba1ef10dc065c342ee0
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SHA256
e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228
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SHA512
7bde34add433af3c8a1a4487251bdb728e8f5e8ed6326e850eac1b1af4501e6e2d75e3821cc0c369099038f35a13b19350eec0cb7088eac771c5a123e82d4a18
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SSDEEP
3072:Ht5ztq/xeIhOmYnJcawmSDA7jwOAIZyNiYLUETAB5EKJQabgH9acpr4kdQ9XWaIr:XwOBsr0fwbI8imFkBaKncHppZQ9fJc3
Malware Config
Signatures
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Sets file execution options in registry 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cxdxudqll.exe e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cxdxudqll.exe\DisableExceptionChainValidation e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Checks for any installed AV software in registry 1 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Avira e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File created C:\ProgramData\Apple Device Updater Client\desktop.ini e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2540 set thread context of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 532 schtasks.exe -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\CLSID\{52884567-04C2-3A47-954D-96EDCBC99FA8}\05B00178\CG1 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\CLSID e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\CLSID\{52884567-04C2-3A47-954D-96EDCBC99FA8} e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\CLSID\{52884567-04C2-3A47-954D-96EDCBC99FA8}\05B00178 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Set value (data) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\CLSID\{52884567-04C2-3A47-954D-96EDCBC99FA8}\05B00178\CG1\HAL = 05ee0000 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Set value (data) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\CLSID\{52884567-04C2-3A47-954D-96EDCBC99FA8}\05B00178\CG1\BID = 200008001c000b00e6070000140000001c000400180031000000000011388463 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Token: SeRestorePrivilege 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Token: SeBackupPrivilege 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe Token: SeDebugPrivilege 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2540 wrote to memory of 2244 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 80 PID 2540 wrote to memory of 2244 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 80 PID 2540 wrote to memory of 2244 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 80 PID 2540 wrote to memory of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 PID 2540 wrote to memory of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 PID 2540 wrote to memory of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 PID 2540 wrote to memory of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 PID 2540 wrote to memory of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 PID 2540 wrote to memory of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 PID 2540 wrote to memory of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 PID 2540 wrote to memory of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 PID 2540 wrote to memory of 4968 2540 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 81 PID 4968 wrote to memory of 532 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 82 PID 4968 wrote to memory of 532 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 82 PID 4968 wrote to memory of 532 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 82 PID 4968 wrote to memory of 4136 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 84 PID 4968 wrote to memory of 4136 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 84 PID 4968 wrote to memory of 4136 4968 e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe"C:\Users\Admin\AppData\Local\Temp\e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Users\Admin\AppData\Local\Temp\e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe"C:\Users\Admin\AppData\Local\Temp\e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe"2⤵PID:2244
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C:\Users\Admin\AppData\Local\Temp\e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe"C:\Users\Admin\AppData\Local\Temp\e61a819cd7473dbe776cb25c19969eb12c8c4556d955da195ddf586280a52228.exe"2⤵
- Sets file execution options in registry
- Checks computer location settings
- Checks for any installed AV software in registry
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4968 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x05B00178" /TR "C:\ProgramData\Apple Device Updater Client\cxdxudqll.exe" /RL HIGHEST3⤵
- Creates scheduled task(s)
PID:532
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C:\Windows\SysWOW64\WerFault.exe"C:\Windows\SysWOW64\WerFault.exe"3⤵PID:4136
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