Analysis
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max time kernel
148s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20220718-en -
resource tags
arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system -
submitted
19-07-2022 13:53
Static task
static1
Behavioral task
behavioral1
Sample
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe
Resource
win10v2004-20220718-en
General
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Target
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe
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Size
636KB
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MD5
5ad17f673ae8220a7d6c4311e5ccebec
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SHA1
7b3b40b2672682fa3159ee854571964dcf912f7d
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SHA256
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58
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SHA512
d076a6b2a9a5a98074bda17df1cdc3056a14fa1ead49de13ce1ea778f8317b36393fda3c6656f8cc5b4ca7ea258775416ea9fe57a33049d17ba634827bd1ecf3
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:
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exeexplorer.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mc117ekma35gco.exe 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mc117ekma35gco.exe\DisableExceptionChainValidation 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.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 = "yeoppkar.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 Key created \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Windows Font Preloader Service = "C:\\ProgramData\\Windows Font Preloader Service\\mc117ekma35gco.exe" explorer.exe Key created \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Font Preloader Service = "\"C:\\ProgramData\\Windows Font Preloader Service\\mc117ekma35gco.exe\"" explorer.exe -
Processes:
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
Processes:
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exeexplorer.exepid process 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exeexplorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.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 Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.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-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\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-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Internet Explorer\Main explorer.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
explorer.exepid process 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe 1688 explorer.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exeexplorer.exepid process 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe 1688 explorer.exe 1688 explorer.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exepid process 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exeexplorer.exedescription pid process Token: SeDebugPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeRestorePrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeBackupPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeLoadDriverPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeCreatePagefilePrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeShutdownPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeTakeOwnershipPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeChangeNotifyPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeCreateTokenPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeMachineAccountPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeSecurityPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeAssignPrimaryTokenPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeCreateGlobalPrivilege 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: 33 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe Token: SeDebugPrivilege 1688 explorer.exe Token: SeRestorePrivilege 1688 explorer.exe Token: SeBackupPrivilege 1688 explorer.exe Token: SeLoadDriverPrivilege 1688 explorer.exe Token: SeCreatePagefilePrivilege 1688 explorer.exe Token: SeShutdownPrivilege 1688 explorer.exe Token: SeTakeOwnershipPrivilege 1688 explorer.exe Token: SeChangeNotifyPrivilege 1688 explorer.exe Token: SeCreateTokenPrivilege 1688 explorer.exe Token: SeMachineAccountPrivilege 1688 explorer.exe Token: SeSecurityPrivilege 1688 explorer.exe Token: SeAssignPrimaryTokenPrivilege 1688 explorer.exe Token: SeCreateGlobalPrivilege 1688 explorer.exe Token: 33 1688 explorer.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exeexplorer.exedescription pid process target process PID 2032 wrote to memory of 1688 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe explorer.exe PID 2032 wrote to memory of 1688 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe explorer.exe PID 2032 wrote to memory of 1688 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe explorer.exe PID 2032 wrote to memory of 1688 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe explorer.exe PID 2032 wrote to memory of 1688 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe explorer.exe PID 2032 wrote to memory of 1688 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe explorer.exe PID 2032 wrote to memory of 1688 2032 501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe explorer.exe PID 1688 wrote to memory of 1176 1688 explorer.exe Dwm.exe PID 1688 wrote to memory of 1176 1688 explorer.exe Dwm.exe PID 1688 wrote to memory of 1176 1688 explorer.exe Dwm.exe PID 1688 wrote to memory of 1176 1688 explorer.exe Dwm.exe PID 1688 wrote to memory of 1176 1688 explorer.exe Dwm.exe PID 1688 wrote to memory of 1176 1688 explorer.exe Dwm.exe PID 1688 wrote to memory of 1260 1688 explorer.exe Explorer.EXE PID 1688 wrote to memory of 1260 1688 explorer.exe Explorer.EXE PID 1688 wrote to memory of 1260 1688 explorer.exe Explorer.EXE PID 1688 wrote to memory of 1260 1688 explorer.exe Explorer.EXE PID 1688 wrote to memory of 1260 1688 explorer.exe Explorer.EXE PID 1688 wrote to memory of 1260 1688 explorer.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1260
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C:\Users\Admin\AppData\Local\Temp\501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.exe"C:\Users\Admin\AppData\Local\Temp\501a12070e9b88976668fe71f22b74eb94b3acdc15e28f651ee496d27b3e3e58.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:2032 -
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:1688
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1176