8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\KesenjanganSosial.exe\""	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\KesenjanganSosial.exe\""	smss.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\KesenjanganSosial.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\KesenjanganSosial.exe\""	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\KesenjanganSosial.exe\""	lsass.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\KesenjanganSosial.exe\""	inetinfo.exe

Modifies visibility of file extensions in Explorer 2 TTPs 6 IoCs

Hidden Files and Directories

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	inetinfo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	smss.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	services.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	lsass.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 6 IoCs

Hidden Files and Directories

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	services.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	lsass.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	inetinfo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	smss.exe

Disables RegEdit via registry modification 12 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	services.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	lsass.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	smss.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	smss.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	lsass.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	inetinfo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	inetinfo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	services.exe

Disables cmd.exe use via registry modification 6 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	inetinfo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	smss.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	services.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	lsass.exe

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\System32\drivers\etc\hosts-Denied By-Admin.com	inetinfo.exe
File opened for modification	C:\Windows\System32\drivers\etc\hosts-Denied By-Admin.com	inetinfo.exe

Executes dropped EXE 5 IoCs

pid	Process
4776	smss.exe
4388	winlogon.exe
1580	services.exe
2156	lsass.exe
2472	inetinfo.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Empty.pif	smss.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Empty.pif	smss.exe

Adds Run key to start application 2 TTPs 18 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus-1464 = "\"C:\\Users\\Admin\\AppData\\Local\\br3951on.exe\""	smss.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus	services.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus-1464 = "\"C:\\Users\\Admin\\AppData\\Local\\br3951on.exe\""	lsass.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\RakyatKelaparan.exe\""	inetinfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus	inetinfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus-1464 = "\"C:\\Users\\Admin\\AppData\\Local\\br3951on.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\RakyatKelaparan.exe\""	lsass.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus-1464 = "\"C:\\Users\\Admin\\AppData\\Local\\br3951on.exe\""	inetinfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus	smss.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\RakyatKelaparan.exe\""	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\RakyatKelaparan.exe\""	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus-1464 = "\"C:\\Users\\Admin\\AppData\\Local\\br3951on.exe\""	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\RakyatKelaparan.exe\""	smss.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\RakyatKelaparan.exe\""	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus-1464 = "\"C:\\Users\\Admin\\AppData\\Local\\br3951on.exe\""	services.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus	lsass.exe

Drops file in System32 directory 27 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mmc.exe	winlogon.exe
File opened for modification	C:\Windows\SysWOW64\msvbvm60.dll	winlogon.exe
File opened for modification	C:\Windows\SysWOW64\Admin's Setting.scr	smss.exe
File opened for modification	C:\Windows\SysWOW64\cmd-brontok.exe	lsass.exe
File opened for modification	C:\Windows\SysWOW64\mmc.exe	inetinfo.exe
File opened for modification	C:\Windows\SysWOW64\msvbvm60.dll	inetinfo.exe
File created	C:\Windows\SysWOW64\cmd-brontok.exe	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
File opened for modification	C:\Windows\SysWOW64\cmd-brontok.exe	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
File opened for modification	C:\Windows\SysWOW64\mmc.exe	winlogon.exe
File created	C:\Windows\SysWOW64\mmc.exe	services.exe
File opened for modification	C:\Windows\SysWOW64\cmd-brontok.exe	services.exe
File created	C:\Windows\SysWOW64\mmc.exe	inetinfo.exe
File opened for modification	C:\Windows\SysWOW64\cmd-brontok.exe	inetinfo.exe
File created	C:\Windows\SysWOW64\mmc.exe	lsass.exe
File opened for modification	C:\Windows\SysWOW64\msvbvm60.dll	lsass.exe
File opened for modification	C:\Windows\SysWOW64\mmc.exe	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
File opened for modification	C:\Windows\SysWOW64\msvbvm60.dll	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
File opened for modification	C:\Windows\SysWOW64\mmc.exe	smss.exe
File opened for modification	C:\Windows\SysWOW64\msvbvm60.dll	smss.exe
File created	C:\Windows\SysWOW64\Admin's Setting.scr	smss.exe
File opened for modification	C:\Windows\SysWOW64\msvbvm60.dll	services.exe
File opened for modification	C:\Windows\SysWOW64\cmd-brontok.exe	winlogon.exe
File created	C:\Windows\SysWOW64\mmc.exe	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
File created	C:\Windows\SysWOW64\mmc.exe	smss.exe
File opened for modification	C:\Windows\SysWOW64\cmd-brontok.exe	smss.exe
File opened for modification	C:\Windows\SysWOW64\mmc.exe	services.exe
File opened for modification	C:\Windows\SysWOW64\mmc.exe	lsass.exe

Drops file in Windows directory 14 IoCs

description	ioc	Process
File created	C:\Windows\ShellNew\RakyatKelaparan.exe	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
File opened for modification	C:\Windows\ShellNew\RakyatKelaparan.exe	winlogon.exe
File opened for modification	C:\Windows\ShellNew\RakyatKelaparan.exe	services.exe
File opened for modification	C:\Windows\KesenjanganSosial.exe	lsass.exe
File opened for modification	C:\Windows\KesenjanganSosial.exe	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
File opened for modification	C:\Windows\ShellNew\RakyatKelaparan.exe	smss.exe
File opened for modification	C:\Windows\ShellNew\RakyatKelaparan.exe	lsass.exe
File opened for modification	C:\Windows\KesenjanganSosial.exe	services.exe
File opened for modification	C:\Windows\ShellNew\RakyatKelaparan.exe	inetinfo.exe
File opened for modification	C:\Windows\ShellNew\RakyatKelaparan.exe	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
File created	C:\Windows\KesenjanganSosial.exe	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
File opened for modification	C:\Windows\KesenjanganSosial.exe	smss.exe
File opened for modification	C:\Windows\KesenjanganSosial.exe	winlogon.exe
File opened for modification	C:\Windows\KesenjanganSosial.exe	inetinfo.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies data under HKEY_USERS 25 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Settings	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Recent File List	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Settings	mmc.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@mmcbase.dll,-14008 = "Folder"	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Recent File List	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Recent File List	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Settings	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Recent File List	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Settings	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Recent File List	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Settings	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Recent File List	mmc.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Microsoft Management Console\Settings	mmc.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings	explorer.exe

Suspicious behavior: SetClipboardViewer 5 IoCs

pid	Process
1452	mmc.exe
536	mmc.exe
3484	mmc.exe
4512	mmc.exe
972	mmc.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: 33	2284	mmc.exe
Token: SeIncBasePriorityPrivilege	2284	mmc.exe
Token: 33	2284	mmc.exe
Token: SeIncBasePriorityPrivilege	2284	mmc.exe
Token: 33	1452	mmc.exe
Token: SeIncBasePriorityPrivilege	1452	mmc.exe
Token: 33	1452	mmc.exe
Token: SeIncBasePriorityPrivilege	1452	mmc.exe
Token: 33	536	mmc.exe
Token: SeIncBasePriorityPrivilege	536	mmc.exe
Token: 33	536	mmc.exe
Token: SeIncBasePriorityPrivilege	536	mmc.exe
Token: 33	3484	mmc.exe
Token: SeIncBasePriorityPrivilege	3484	mmc.exe
Token: 33	3484	mmc.exe
Token: SeIncBasePriorityPrivilege	3484	mmc.exe
Token: 33	4512	mmc.exe
Token: SeIncBasePriorityPrivilege	4512	mmc.exe
Token: 33	4512	mmc.exe
Token: SeIncBasePriorityPrivilege	4512	mmc.exe
Token: 33	972	mmc.exe
Token: SeIncBasePriorityPrivilege	972	mmc.exe
Token: 33	972	mmc.exe
Token: SeIncBasePriorityPrivilege	972	mmc.exe

Suspicious use of SetWindowsHookEx 24 IoCs

pid	Process
1572	mmc.exe
2284	mmc.exe
3280	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
2284	mmc.exe
3204	mmc.exe
1452	mmc.exe
4776	smss.exe
1452	mmc.exe
556	mmc.exe
536	mmc.exe
4388	winlogon.exe
536	mmc.exe
1664	mmc.exe
3484	mmc.exe
1580	services.exe
3484	mmc.exe
2460	mmc.exe
4512	mmc.exe
2156	lsass.exe
4512	mmc.exe
4132	mmc.exe
972	mmc.exe
972	mmc.exe
2472	inetinfo.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 2284	1572	mmc.exe	83
PID 1572 wrote to memory of 2284	1572	mmc.exe	83
PID 3280 wrote to memory of 4892	3280	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe	84
PID 3280 wrote to memory of 4892	3280	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe	84
PID 3280 wrote to memory of 4892	3280	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe	84
PID 3280 wrote to memory of 4776	3280	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe	86
PID 3280 wrote to memory of 4776	3280	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe	86
PID 3280 wrote to memory of 4776	3280	8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe	86
PID 3204 wrote to memory of 1452	3204	mmc.exe	88
PID 3204 wrote to memory of 1452	3204	mmc.exe	88
PID 4776 wrote to memory of 4388	4776	smss.exe	89
PID 4776 wrote to memory of 4388	4776	smss.exe	89
PID 4776 wrote to memory of 4388	4776	smss.exe	89
PID 556 wrote to memory of 536	556	mmc.exe	91
PID 556 wrote to memory of 536	556	mmc.exe	91
PID 4776 wrote to memory of 4924	4776	smss.exe	92
PID 4776 wrote to memory of 4924	4776	smss.exe	92
PID 4776 wrote to memory of 4924	4776	smss.exe	92
PID 4776 wrote to memory of 2732	4776	smss.exe	94
PID 4776 wrote to memory of 2732	4776	smss.exe	94
PID 4776 wrote to memory of 2732	4776	smss.exe	94
PID 4776 wrote to memory of 4728	4776	smss.exe	96
PID 4776 wrote to memory of 4728	4776	smss.exe	96
PID 4776 wrote to memory of 4728	4776	smss.exe	96
PID 4776 wrote to memory of 1580	4776	smss.exe	97
PID 4776 wrote to memory of 1580	4776	smss.exe	97
PID 4776 wrote to memory of 1580	4776	smss.exe	97
PID 1664 wrote to memory of 3484	1664	mmc.exe	100
PID 1664 wrote to memory of 3484	1664	mmc.exe	100
PID 4776 wrote to memory of 2156	4776	smss.exe	101
PID 4776 wrote to memory of 2156	4776	smss.exe	101
PID 4776 wrote to memory of 2156	4776	smss.exe	101
PID 2460 wrote to memory of 4512	2460	mmc.exe	103
PID 2460 wrote to memory of 4512	2460	mmc.exe	103
PID 4776 wrote to memory of 2472	4776	smss.exe	104
PID 4776 wrote to memory of 2472	4776	smss.exe	104
PID 4776 wrote to memory of 2472	4776	smss.exe	104
PID 4132 wrote to memory of 972	4132	mmc.exe	106
PID 4132 wrote to memory of 972	4132	mmc.exe	106

C:\Users\Admin\AppData\Local\Temp\8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe
"C:\Users\Admin\AppData\Local\Temp\8a585f0f4921d4fe4013a879379fbf1bcf07e48bfc7b390fb7fee6db8e361772.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Disables RegEdit via registry modification
- Disables cmd.exe use via registry modification
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3280
- C:\Windows\SysWOW64\explorer.exe
  explorer.exe
  2⤵
  - Modifies registry class
  PID:4892
- C:\Users\Admin\AppData\Local\smss.exe
  C:\Users\Admin\AppData\Local\smss.exe
  2⤵
  - Modifies WinLogon for persistence
  - Modifies visibility of file extensions in Explorer
  - Modifies visiblity of hidden/system files in Explorer
  - Disables RegEdit via registry modification
  - Disables cmd.exe use via registry modification
  - Executes dropped EXE
  - Drops startup file
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4776
- - C:\Users\Admin\AppData\Local\winlogon.exe
    C:\Users\Admin\AppData\Local\winlogon.exe
    3⤵
    - Modifies WinLogon for persistence
    - Modifies visibility of file extensions in Explorer
    - Modifies visiblity of hidden/system files in Explorer
    - Disables RegEdit via registry modification
    - Disables cmd.exe use via registry modification
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in System32 directory
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    PID:4388
- - C:\Windows\SysWOW64\at.exe
    at /delete /y
    3⤵
    PID:4924
- - C:\Windows\SysWOW64\at.exe
    at 17:08 /every:M,T,W,Th,F,S,Su "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\6084-NendangBro.com"
    3⤵
    PID:2732
- - C:\Windows\SysWOW64\at.exe
    at 11:03 /every:M,T,W,Th,F,S,Su "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\6084-NendangBro.com"
    3⤵
    PID:4728
- - C:\Users\Admin\AppData\Local\services.exe
    C:\Users\Admin\AppData\Local\services.exe
    3⤵
    - Modifies WinLogon for persistence
    - Modifies visibility of file extensions in Explorer
    - Modifies visiblity of hidden/system files in Explorer
    - Disables RegEdit via registry modification
    - Disables cmd.exe use via registry modification
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in System32 directory
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    PID:1580
- - C:\Users\Admin\AppData\Local\lsass.exe
    C:\Users\Admin\AppData\Local\lsass.exe
    3⤵
    - Modifies WinLogon for persistence
    - Modifies visibility of file extensions in Explorer
    - Modifies visiblity of hidden/system files in Explorer
    - Disables RegEdit via registry modification
    - Disables cmd.exe use via registry modification
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in System32 directory
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    PID:2156
- - C:\Users\Admin\AppData\Local\inetinfo.exe
    C:\Users\Admin\AppData\Local\inetinfo.exe
    3⤵
    - Modifies WinLogon for persistence
    - Modifies visibility of file extensions in Explorer
    - Modifies visiblity of hidden/system files in Explorer
    - Disables RegEdit via registry modification
    - Disables cmd.exe use via registry modification
    - Drops file in Drivers directory
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in System32 directory
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    PID:2472

C:\Windows\SysWOW64\mmc.exe
C:\Windows\SysWOW64\mmc.exe
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Windows\system32\mmc.exe
  "C:\Windows\system32\mmc.exe"
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2284

C:\Windows\SysWOW64\mmc.exe
C:\Windows\SysWOW64\mmc.exe
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3204
- C:\Windows\system32\mmc.exe
  "C:\Windows\system32\mmc.exe"
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious behavior: SetClipboardViewer
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1452

C:\Windows\SysWOW64\mmc.exe
C:\Windows\SysWOW64\mmc.exe
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:556
- C:\Windows\system32\mmc.exe
  "C:\Windows\system32\mmc.exe"
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious behavior: SetClipboardViewer
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:536

C:\Windows\SysWOW64\mmc.exe
C:\Windows\SysWOW64\mmc.exe
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1664
- C:\Windows\system32\mmc.exe
  "C:\Windows\system32\mmc.exe"
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious behavior: SetClipboardViewer
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3484

C:\Windows\SysWOW64\mmc.exe
C:\Windows\SysWOW64\mmc.exe
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Windows\system32\mmc.exe
  "C:\Windows\system32\mmc.exe"
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious behavior: SetClipboardViewer
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4512

C:\Windows\SysWOW64\mmc.exe
C:\Windows\SysWOW64\mmc.exe
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4132
- C:\Windows\system32\mmc.exe
  "C:\Windows\system32\mmc.exe"
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious behavior: SetClipboardViewer
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:972

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry