Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
18-07-2022 16:06
Static task
static1
Behavioral task
behavioral1
Sample
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe
Resource
win10v2004-20220414-en
General
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Target
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe
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Size
640KB
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MD5
22de52b1c44b7ff0cff825eb04d2a056
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SHA1
37e0fbd2bf14ac22414407a1045658a90f4e8e2f
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SHA256
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624
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SHA512
9f257a3478ada556a3145ac4be1c1a0fe1b8d0cf00b7d39ad39c53ddbec93df873a0c952b5829a93be636288d7973366253cfc9a7b361f751682fc162eb144c0
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:
explorer.exe5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.exe\Debugger = "ewmgih.exe" explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\73193i3gw75mo.exe 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\73193i3gw75mo.exe\DisableExceptionChainValidation 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rstrui.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-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Windows Font Preloader Service = "C:\\ProgramData\\Windows Font Preloader Service\\73193i3gw75mo.exe" explorer.exe Key created \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Font Preloader Service = "\"C:\\ProgramData\\Windows Font Preloader Service\\73193i3gw75mo.exe\"" explorer.exe Key created \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce explorer.exe -
Processes:
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
Processes:
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exeexplorer.exepid process 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exeexplorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.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-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\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-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
Processes:
explorer.exepid process 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe 1444 explorer.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exeexplorer.exepid process 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe 1444 explorer.exe 1444 explorer.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exepid process 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exeexplorer.exedescription pid process Token: SeDebugPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeRestorePrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeBackupPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeLoadDriverPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeCreatePagefilePrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeShutdownPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeTakeOwnershipPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeChangeNotifyPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeCreateTokenPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeMachineAccountPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeSecurityPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeAssignPrimaryTokenPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeCreateGlobalPrivilege 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: 33 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe Token: SeDebugPrivilege 1444 explorer.exe Token: SeRestorePrivilege 1444 explorer.exe Token: SeBackupPrivilege 1444 explorer.exe Token: SeLoadDriverPrivilege 1444 explorer.exe Token: SeCreatePagefilePrivilege 1444 explorer.exe Token: SeShutdownPrivilege 1444 explorer.exe Token: SeTakeOwnershipPrivilege 1444 explorer.exe Token: SeChangeNotifyPrivilege 1444 explorer.exe Token: SeCreateTokenPrivilege 1444 explorer.exe Token: SeMachineAccountPrivilege 1444 explorer.exe Token: SeSecurityPrivilege 1444 explorer.exe Token: SeAssignPrimaryTokenPrivilege 1444 explorer.exe Token: SeCreateGlobalPrivilege 1444 explorer.exe Token: 33 1444 explorer.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exeexplorer.exedescription pid process target process PID 1660 wrote to memory of 1444 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe explorer.exe PID 1660 wrote to memory of 1444 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe explorer.exe PID 1660 wrote to memory of 1444 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe explorer.exe PID 1660 wrote to memory of 1444 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe explorer.exe PID 1660 wrote to memory of 1444 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe explorer.exe PID 1660 wrote to memory of 1444 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe explorer.exe PID 1660 wrote to memory of 1444 1660 5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe explorer.exe PID 1444 wrote to memory of 1180 1444 explorer.exe Dwm.exe PID 1444 wrote to memory of 1180 1444 explorer.exe Dwm.exe PID 1444 wrote to memory of 1180 1444 explorer.exe Dwm.exe PID 1444 wrote to memory of 1180 1444 explorer.exe Dwm.exe PID 1444 wrote to memory of 1180 1444 explorer.exe Dwm.exe PID 1444 wrote to memory of 1180 1444 explorer.exe Dwm.exe PID 1444 wrote to memory of 1212 1444 explorer.exe Explorer.EXE PID 1444 wrote to memory of 1212 1444 explorer.exe Explorer.EXE PID 1444 wrote to memory of 1212 1444 explorer.exe Explorer.EXE PID 1444 wrote to memory of 1212 1444 explorer.exe Explorer.EXE PID 1444 wrote to memory of 1212 1444 explorer.exe Explorer.EXE PID 1444 wrote to memory of 1212 1444 explorer.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1212
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C:\Users\Admin\AppData\Local\Temp\5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.exe"C:\Users\Admin\AppData\Local\Temp\5158d0f01553c8e3f7351d8b02560cb081be5cf08fbcc71bbea5885ff96e6624.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
PID:1660 -
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
PID:1444
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1180