Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20220718-en -
resource tags
arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system -
submitted
20-07-2022 15:09
Static task
static1
Behavioral task
behavioral1
Sample
Propuesta-estrategia.exe
Resource
win7-20220718-en
General
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Target
Propuesta-estrategia.exe
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Size
552KB
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MD5
ff3ead9b3608969b11b467c9a2cc8edd
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SHA1
4c720661536dae0696d1158a9c732d5e0c7369e4
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SHA256
5ba70f3254c52fc2b0dbc6520c443d3b4bd0bc593c2aebe1d3f3402ebc9194f0
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SHA512
58fd80ee0efc7eaf2ec96646ceffc0a8046d7b9908aaa273ac1b06ad239f5b4e91556b692601b073a3b35e68a42be1e720884ac0e8b8998610d4c070203cd311
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:
Propuesta-estrategia.exeexplorer.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\7155573ugw5.exe Propuesta-estrategia.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\7155573ugw5.exe\DisableExceptionChainValidation Propuesta-estrategia.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 = "daw.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\Google Updater 2.03 = "C:\\ProgramData\\Google Updater 2.03\\7155573ugw5.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\Google Updater 2.03 = "\"C:\\ProgramData\\Google Updater 2.03\\7155573ugw5.exe\"" explorer.exe -
Processes:
Propuesta-estrategia.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Propuesta-estrategia.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
Processes:
Propuesta-estrategia.exeexplorer.exepid process 308 Propuesta-estrategia.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
Propuesta-estrategia.exeexplorer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Propuesta-estrategia.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Propuesta-estrategia.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-1-5-21-4084403625-2215941253-1760665084-1000\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 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 -
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 11 IoCs
Processes:
explorer.exepid process 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
Propuesta-estrategia.exeexplorer.exepid process 308 Propuesta-estrategia.exe 308 Propuesta-estrategia.exe 316 explorer.exe 316 explorer.exe 316 explorer.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
Propuesta-estrategia.exepid process 308 Propuesta-estrategia.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
Propuesta-estrategia.exeexplorer.exedescription pid process Token: SeDebugPrivilege 308 Propuesta-estrategia.exe Token: SeRestorePrivilege 308 Propuesta-estrategia.exe Token: SeBackupPrivilege 308 Propuesta-estrategia.exe Token: SeLoadDriverPrivilege 308 Propuesta-estrategia.exe Token: SeCreatePagefilePrivilege 308 Propuesta-estrategia.exe Token: SeShutdownPrivilege 308 Propuesta-estrategia.exe Token: SeTakeOwnershipPrivilege 308 Propuesta-estrategia.exe Token: SeChangeNotifyPrivilege 308 Propuesta-estrategia.exe Token: SeCreateTokenPrivilege 308 Propuesta-estrategia.exe Token: SeMachineAccountPrivilege 308 Propuesta-estrategia.exe Token: SeSecurityPrivilege 308 Propuesta-estrategia.exe Token: SeAssignPrimaryTokenPrivilege 308 Propuesta-estrategia.exe Token: SeCreateGlobalPrivilege 308 Propuesta-estrategia.exe Token: 33 308 Propuesta-estrategia.exe Token: SeDebugPrivilege 316 explorer.exe Token: SeRestorePrivilege 316 explorer.exe Token: SeBackupPrivilege 316 explorer.exe Token: SeLoadDriverPrivilege 316 explorer.exe Token: SeCreatePagefilePrivilege 316 explorer.exe Token: SeShutdownPrivilege 316 explorer.exe Token: SeTakeOwnershipPrivilege 316 explorer.exe Token: SeChangeNotifyPrivilege 316 explorer.exe Token: SeCreateTokenPrivilege 316 explorer.exe Token: SeMachineAccountPrivilege 316 explorer.exe Token: SeSecurityPrivilege 316 explorer.exe Token: SeAssignPrimaryTokenPrivilege 316 explorer.exe Token: SeCreateGlobalPrivilege 316 explorer.exe Token: 33 316 explorer.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
Propuesta-estrategia.exepid process 308 Propuesta-estrategia.exe 308 Propuesta-estrategia.exe 308 Propuesta-estrategia.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
Propuesta-estrategia.exeexplorer.exedescription pid process target process PID 308 wrote to memory of 316 308 Propuesta-estrategia.exe explorer.exe PID 308 wrote to memory of 316 308 Propuesta-estrategia.exe explorer.exe PID 308 wrote to memory of 316 308 Propuesta-estrategia.exe explorer.exe PID 308 wrote to memory of 316 308 Propuesta-estrategia.exe explorer.exe PID 308 wrote to memory of 316 308 Propuesta-estrategia.exe explorer.exe PID 308 wrote to memory of 316 308 Propuesta-estrategia.exe explorer.exe PID 308 wrote to memory of 316 308 Propuesta-estrategia.exe explorer.exe PID 316 wrote to memory of 1176 316 explorer.exe Dwm.exe PID 316 wrote to memory of 1176 316 explorer.exe Dwm.exe PID 316 wrote to memory of 1176 316 explorer.exe Dwm.exe PID 316 wrote to memory of 1176 316 explorer.exe Dwm.exe PID 316 wrote to memory of 1176 316 explorer.exe Dwm.exe PID 316 wrote to memory of 1176 316 explorer.exe Dwm.exe PID 316 wrote to memory of 1260 316 explorer.exe Explorer.EXE PID 316 wrote to memory of 1260 316 explorer.exe Explorer.EXE PID 316 wrote to memory of 1260 316 explorer.exe Explorer.EXE PID 316 wrote to memory of 1260 316 explorer.exe Explorer.EXE PID 316 wrote to memory of 1260 316 explorer.exe Explorer.EXE PID 316 wrote to memory of 1260 316 explorer.exe Explorer.EXE PID 316 wrote to memory of 1768 316 explorer.exe DllHost.exe PID 316 wrote to memory of 1768 316 explorer.exe DllHost.exe PID 316 wrote to memory of 1768 316 explorer.exe DllHost.exe PID 316 wrote to memory of 1768 316 explorer.exe DllHost.exe PID 316 wrote to memory of 1768 316 explorer.exe DllHost.exe PID 316 wrote to memory of 1768 316 explorer.exe DllHost.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\Propuesta-estrategia.exe"C:\Users\Admin\AppData\Local\Temp\Propuesta-estrategia.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 SetWindowsHookEx
- 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⤵
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/308-68-0x0000000000490000-0x00000000004F6000-memory.dmpFilesize
408KB
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memory/308-61-0x0000000002260000-0x000000000226C000-memory.dmpFilesize
48KB
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memory/308-56-0x0000000000490000-0x00000000004F6000-memory.dmpFilesize
408KB
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memory/308-58-0x0000000000310000-0x0000000000318000-memory.dmpFilesize
32KB
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memory/308-54-0x0000000075C51000-0x0000000075C53000-memory.dmpFilesize
8KB
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memory/308-60-0x0000000000390000-0x000000000039D000-memory.dmpFilesize
52KB
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memory/308-55-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/308-59-0x0000000000490000-0x00000000004F6000-memory.dmpFilesize
408KB
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memory/316-64-0x0000000074821000-0x0000000074823000-memory.dmpFilesize
8KB
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memory/316-65-0x0000000077820000-0x00000000779A0000-memory.dmpFilesize
1.5MB
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memory/316-66-0x00000000001F0000-0x00000000002E4000-memory.dmpFilesize
976KB
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memory/316-67-0x00000000003D0000-0x00000000003DC000-memory.dmpFilesize
48KB
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memory/316-62-0x0000000000000000-mapping.dmp
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memory/316-69-0x0000000077820000-0x00000000779A0000-memory.dmpFilesize
1.5MB
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memory/316-70-0x00000000001F0000-0x00000000002E4000-memory.dmpFilesize
976KB
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memory/1260-71-0x0000000002200000-0x0000000002206000-memory.dmpFilesize
24KB