Analysis
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max time kernel
150s -
max time network
113s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
07-08-2022 14:06
Static task
static1
Behavioral task
behavioral1
Sample
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe
Resource
win7-20220715-en
General
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Target
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe
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Size
2.6MB
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MD5
02e35d591e53085dc1eea9f64b718691
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SHA1
6b579e43003cf746e9412774edeb3cb49ad9c9e1
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SHA256
24316b3ae1c1bafee76ca8bb33807d37130a58bc6aa19042f06c304af59af615
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SHA512
2894cd4ea998fa3fa2908b51765f6bde66248ef28b841705ec1fd0f81fdde9144e77b49511b0a544446f8fef8bb37712f4953039551e854a6750821efc0702b0
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process 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 Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" explorer.exe -
Sets file execution options in registry 2 TTPs 4 IoCs
Processes:
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exeexplorer.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\c575s9c7.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\c575s9c7.exe\DisableExceptionChainValidation 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 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 = "nyrwwrpfp.exe" explorer.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 Set value (str) \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\CPU Temp Monitor Service = "C:\\ProgramData\\CPU Temp Monitor Service\\c575s9c7.exe" explorer.exe Key created \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\Run\CPU Temp Monitor Service = "\"C:\\ProgramData\\CPU Temp Monitor Service\\c575s9c7.exe\"" explorer.exe Key created \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce explorer.exe -
Processes:
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
Processes:
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exeexplorer.exepid process 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exedescription pid process target process PID 1232 set thread context of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exeexplorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.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-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\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-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-335065374-4263250628-1829373619-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
explorer.exepid process 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exeexplorer.exepid process 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 1240 explorer.exe 1240 explorer.exe 1240 explorer.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exepid process 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exeexplorer.exedescription pid process Token: SeDebugPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeRestorePrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeBackupPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeLoadDriverPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeCreatePagefilePrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeShutdownPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeTakeOwnershipPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeChangeNotifyPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeCreateTokenPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeMachineAccountPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeSecurityPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeAssignPrimaryTokenPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeCreateGlobalPrivilege 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: 33 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe Token: SeDebugPrivilege 1240 explorer.exe Token: SeRestorePrivilege 1240 explorer.exe Token: SeBackupPrivilege 1240 explorer.exe Token: SeLoadDriverPrivilege 1240 explorer.exe Token: SeCreatePagefilePrivilege 1240 explorer.exe Token: SeShutdownPrivilege 1240 explorer.exe Token: SeTakeOwnershipPrivilege 1240 explorer.exe Token: SeChangeNotifyPrivilege 1240 explorer.exe Token: SeCreateTokenPrivilege 1240 explorer.exe Token: SeMachineAccountPrivilege 1240 explorer.exe Token: SeSecurityPrivilege 1240 explorer.exe Token: SeAssignPrimaryTokenPrivilege 1240 explorer.exe Token: SeCreateGlobalPrivilege 1240 explorer.exe Token: 33 1240 explorer.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exeexplorer.exedescription pid process target process PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 1232 wrote to memory of 860 1232 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe PID 860 wrote to memory of 1240 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe explorer.exe PID 860 wrote to memory of 1240 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe explorer.exe PID 860 wrote to memory of 1240 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe explorer.exe PID 860 wrote to memory of 1240 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe explorer.exe PID 860 wrote to memory of 1240 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe explorer.exe PID 860 wrote to memory of 1240 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe explorer.exe PID 860 wrote to memory of 1240 860 24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe explorer.exe PID 1240 wrote to memory of 1160 1240 explorer.exe Dwm.exe PID 1240 wrote to memory of 1160 1240 explorer.exe Dwm.exe PID 1240 wrote to memory of 1160 1240 explorer.exe Dwm.exe PID 1240 wrote to memory of 1160 1240 explorer.exe Dwm.exe PID 1240 wrote to memory of 1160 1240 explorer.exe Dwm.exe PID 1240 wrote to memory of 1160 1240 explorer.exe Dwm.exe PID 1240 wrote to memory of 1200 1240 explorer.exe Explorer.EXE PID 1240 wrote to memory of 1200 1240 explorer.exe Explorer.EXE PID 1240 wrote to memory of 1200 1240 explorer.exe Explorer.EXE PID 1240 wrote to memory of 1200 1240 explorer.exe Explorer.EXE PID 1240 wrote to memory of 1200 1240 explorer.exe Explorer.EXE PID 1240 wrote to memory of 1200 1240 explorer.exe Explorer.EXE PID 1240 wrote to memory of 1912 1240 explorer.exe DllHost.exe PID 1240 wrote to memory of 1912 1240 explorer.exe DllHost.exe PID 1240 wrote to memory of 1912 1240 explorer.exe DllHost.exe PID 1240 wrote to memory of 1912 1240 explorer.exe DllHost.exe PID 1240 wrote to memory of 1912 1240 explorer.exe DllHost.exe PID 1240 wrote to memory of 1912 1240 explorer.exe DllHost.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1200
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C:\Users\Admin\AppData\Local\Temp\24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe"C:\Users\Admin\AppData\Local\Temp\24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1232 -
C:\Users\Admin\AppData\Local\Temp\24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe"C:\Users\Admin\AppData\Local\Temp\24316B3AE1C1BAFEE76CA8BB33807D37130A58BC6AA19.exe"3⤵
- 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
PID:860 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- 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
PID:1240
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1160
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1912