Analysis
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max time kernel
150s -
max time network
193s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
01-10-2022 22:33
Static task
static1
Behavioral task
behavioral1
Sample
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe
Resource
win10v2004-20220812-en
General
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Target
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe
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Size
285KB
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MD5
63edfb90569441d924e4cedd7f259a10
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SHA1
07d67056cb86ef7ae89c713286ea7c1ec7a60f37
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SHA256
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483
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SHA512
94f7001ee77cfd25cd248ff785c6087487e38ce0ad7ceb9a846fb25b14fe3399378baf1d796e5922542ffa1ca3710f456cbbfd7b34fcd3272c2cfac5477b1bf6
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SSDEEP
6144:ce/5lXtSgMU2oN9lMzHQEWuAAu/k1g7HfjTP:j/5lYgMFo3GDbgdTffP
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile explorer.exe -
Sets file execution options in registry 2 TTPs 4 IoCs
Processes:
explorer.exe83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "dsdwb.exe" explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\c71i7uks1.exe 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\c71i7uks1.exe\DisableExceptionChainValidation 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\CreativeAudio = "C:\\ProgramData\\CreativeAudio\\c71i7uks1.exe" explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\CreativeAudio = "\"C:\\ProgramData\\CreativeAudio\\c71i7uks1.exe\"" explorer.exe -
Processes:
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
Processes:
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exeexplorer.exepid process 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exeexplorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer explorer.exe -
Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
explorer.exepid process 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe 2032 explorer.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exeexplorer.exepid process 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe 2032 explorer.exe 2032 explorer.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exepid process 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exeexplorer.exedescription pid process Token: SeDebugPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeRestorePrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeBackupPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeLoadDriverPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeCreatePagefilePrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeShutdownPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeTakeOwnershipPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeChangeNotifyPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeCreateTokenPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeMachineAccountPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeSecurityPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeAssignPrimaryTokenPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeCreateGlobalPrivilege 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: 33 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe Token: SeDebugPrivilege 2032 explorer.exe Token: SeRestorePrivilege 2032 explorer.exe Token: SeBackupPrivilege 2032 explorer.exe Token: SeLoadDriverPrivilege 2032 explorer.exe Token: SeCreatePagefilePrivilege 2032 explorer.exe Token: SeShutdownPrivilege 2032 explorer.exe Token: SeTakeOwnershipPrivilege 2032 explorer.exe Token: SeChangeNotifyPrivilege 2032 explorer.exe Token: SeCreateTokenPrivilege 2032 explorer.exe Token: SeMachineAccountPrivilege 2032 explorer.exe Token: SeSecurityPrivilege 2032 explorer.exe Token: SeAssignPrimaryTokenPrivilege 2032 explorer.exe Token: SeCreateGlobalPrivilege 2032 explorer.exe Token: 33 2032 explorer.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exeexplorer.exedescription pid process target process PID 1480 wrote to memory of 2032 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe explorer.exe PID 1480 wrote to memory of 2032 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe explorer.exe PID 1480 wrote to memory of 2032 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe explorer.exe PID 1480 wrote to memory of 2032 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe explorer.exe PID 1480 wrote to memory of 2032 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe explorer.exe PID 1480 wrote to memory of 2032 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe explorer.exe PID 1480 wrote to memory of 2032 1480 83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe explorer.exe PID 2032 wrote to memory of 1312 2032 explorer.exe Dwm.exe PID 2032 wrote to memory of 1312 2032 explorer.exe Dwm.exe PID 2032 wrote to memory of 1312 2032 explorer.exe Dwm.exe PID 2032 wrote to memory of 1312 2032 explorer.exe Dwm.exe PID 2032 wrote to memory of 1312 2032 explorer.exe Dwm.exe PID 2032 wrote to memory of 1312 2032 explorer.exe Dwm.exe PID 2032 wrote to memory of 1380 2032 explorer.exe Explorer.EXE PID 2032 wrote to memory of 1380 2032 explorer.exe Explorer.EXE PID 2032 wrote to memory of 1380 2032 explorer.exe Explorer.EXE PID 2032 wrote to memory of 1380 2032 explorer.exe Explorer.EXE PID 2032 wrote to memory of 1380 2032 explorer.exe Explorer.EXE PID 2032 wrote to memory of 1380 2032 explorer.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe"C:\Users\Admin\AppData\Local\Temp\83d6f75a49f99eef7c428029e740cdb13c6010539600c2b49a84fde76b96c483.exe"2⤵
- Sets file execution options in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Modifies firewall policy service
- Sets file execution options in registry
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1380-73-0x0000000002250000-0x0000000002256000-memory.dmpFilesize
24KB
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memory/1480-67-0x0000000001EE0000-0x0000000001F42000-memory.dmpFilesize
392KB
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memory/1480-55-0x0000000000400000-0x000000000046B000-memory.dmpFilesize
428KB
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memory/1480-56-0x0000000001EE0000-0x0000000001F42000-memory.dmpFilesize
392KB
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memory/1480-60-0x00000000003D0000-0x00000000003DD000-memory.dmpFilesize
52KB
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memory/1480-59-0x0000000001EE0000-0x0000000001F42000-memory.dmpFilesize
392KB
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memory/1480-58-0x0000000000400000-0x000000000046B000-memory.dmpFilesize
428KB
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memory/1480-61-0x00000000005F0000-0x00000000005FC000-memory.dmpFilesize
48KB
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memory/1480-62-0x0000000001EE0000-0x0000000001F42000-memory.dmpFilesize
392KB
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memory/1480-54-0x0000000076831000-0x0000000076833000-memory.dmpFilesize
8KB
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memory/2032-63-0x0000000000000000-mapping.dmp
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memory/2032-66-0x0000000077E40000-0x0000000077FC0000-memory.dmpFilesize
1MB
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memory/2032-68-0x0000000000090000-0x000000000013D000-memory.dmpFilesize
692KB
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memory/2032-69-0x0000000000290000-0x000000000029D000-memory.dmpFilesize
52KB
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memory/2032-70-0x0000000001FC0000-0x0000000001FCC000-memory.dmpFilesize
48KB
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memory/2032-71-0x0000000077E40000-0x0000000077FC0000-memory.dmpFilesize
1MB
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memory/2032-72-0x0000000000090000-0x000000000013D000-memory.dmpFilesize
692KB
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memory/2032-65-0x0000000075261000-0x0000000075263000-memory.dmpFilesize
8KB