Analysis
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max time kernel
146s -
max time network
161s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 23:21
Static task
static1
Behavioral task
behavioral1
Sample
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe
Resource
win10v2004-20220812-en
General
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Target
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe
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Size
289KB
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MD5
9b84232764e8293ad28d4a42c84e9c74
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SHA1
0ea7146defded1d87bfac365a3036477bf5fd592
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SHA256
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e
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SHA512
e295a7786f6e09fa0a4a3ff28298c62097dc15626b686ec5a0c545c697ffef54995b9c2dcbac1fe2a8d5f3f93974386e11fdc4e6c02cbbf6d55d9c82e3f7b9f1
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SSDEEP
6144:c9EfghSPgdnSYLCLJcOh0+iqz71hQEK9t5/gesc05u3EMZV3EHN2tlH:clSSSYLCCE05SHa5lscSuUwVgEtV
Malware Config
Signatures
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Sets file execution options in registry 2 TTPs 2 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\skskjbpjx.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\skskjbpjx.exe\DisableExceptionChainValidation 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
Checks for any installed AV software in registry 1 TTPs 2 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Avira 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
Drops desktop.ini file(s) 1 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exedescription ioc process File created C:\ProgramData\CreativeAudio\desktop.ini 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exedescription pid process target process PID 1220 set thread context of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
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.
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies registry class 7 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{D5006033-DBFF-F54A-92D4-A10232AE8B7D}\0E7302EC\ê'ot3 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{D5006033-DBFF-F54A-92D4-A10232AE8B7D}\0E7302EC\ê'ot3\BID = 2000080019000b00e607000014000000190005000800380000000000e84d8063 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{D5006033-DBFF-F54A-92D4-A10232AE8B7D}\0E7302EC\CG1 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{D5006033-DBFF-F54A-92D4-A10232AE8B7D} 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{D5006033-DBFF-F54A-92D4-A10232AE8B7D}\0E7302EC 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{D5006033-DBFF-F54A-92D4-A10232AE8B7D}\0E7302EC\CG1\HAL = 05ee0000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exepid process 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exepid process 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exepid process 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exedescription pid process Token: SeRestorePrivilege 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Token: SeBackupPrivilege 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe Token: SeDebugPrivilege 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exedescription pid process target process PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 1220 wrote to memory of 2000 1220 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe PID 2000 wrote to memory of 1440 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe schtasks.exe PID 2000 wrote to memory of 1440 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe schtasks.exe PID 2000 wrote to memory of 1440 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe schtasks.exe PID 2000 wrote to memory of 1440 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe schtasks.exe PID 2000 wrote to memory of 884 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe WerFault.exe PID 2000 wrote to memory of 884 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe WerFault.exe PID 2000 wrote to memory of 884 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe WerFault.exe PID 2000 wrote to memory of 884 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe WerFault.exe PID 2000 wrote to memory of 884 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe WerFault.exe PID 2000 wrote to memory of 884 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe WerFault.exe PID 2000 wrote to memory of 884 2000 7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe"C:\Users\Admin\AppData\Local\Temp\7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Users\Admin\AppData\Local\Temp\7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe"C:\Users\Admin\AppData\Local\Temp\7c384fbfe71fb575b1a9ad99e758e69d324c95acb1272fd4de733bcf2d33752e.exe"2⤵
- Sets file execution options in registry
- 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:2000 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x0E7302EC" /TR "C:\ProgramData\CreativeAudio\skskjbpjx.exe" /RL HIGHEST3⤵
- Creates scheduled task(s)
PID:1440 -
C:\Windows\SysWOW64\WerFault.exe"C:\Windows\SysWOW64\WerFault.exe"3⤵PID:884