d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\eksplorasi.exe\""	lsass.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\eksplorasi.exe\""	inetinfo.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\eksplorasi.exe\""	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\eksplorasi.exe\""	smss.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\eksplorasi.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\eksplorasi.exe\""	services.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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	lsass.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	inetinfo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	smss.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	services.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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	lsass.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	inetinfo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	smss.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	services.exe

Disables RegEdit via registry modification 12 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	lsass.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	inetinfo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	inetinfo.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	services.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	services.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	lsass.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0"	smss.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	smss.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	winlogon.exe

Disables cmd.exe use via registry modification 6 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	smss.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	winlogon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	services.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	lsass.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "0"	inetinfo.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
1368	smss.exe
1164	winlogon.exe
1120	services.exe
668	lsass.exe
1612	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

Loads dropped DLL 10 IoCs

pid	Process
880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
1368	smss.exe
1368	smss.exe
1368	smss.exe
1368	smss.exe
1368	smss.exe
1368	smss.exe
1368	smss.exe
1368	smss.exe

Adds Run key to start application 2 TTPs 12 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\sempalong.exe\""	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus = "\"C:\\Users\\Admin\\AppData\\Local\\smss.exe\""	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus = "\"C:\\Users\\Admin\\AppData\\Local\\smss.exe\""	smss.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus = "\"C:\\Users\\Admin\\AppData\\Local\\smss.exe\""	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\sempalong.exe\""	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\sempalong.exe\""	inetinfo.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus = "\"C:\\Users\\Admin\\AppData\\Local\\smss.exe\""	inetinfo.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\sempalong.exe\""	smss.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\sempalong.exe\""	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus = "\"C:\\Users\\Admin\\AppData\\Local\\smss.exe\""	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Bron-Spizaetus = "\"C:\\Windows\\ShellNew\\sempalong.exe\""	lsass.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Tok-Cirrhatus = "\"C:\\Users\\Admin\\AppData\\Local\\smss.exe\""	lsass.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Admin's Setting.scr	smss.exe
File opened for modification	C:\Windows\SysWOW64\Admin's Setting.scr	smss.exe

Drops file in Windows directory 14 IoCs

description	ioc	Process
File opened for modification	C:\Windows\ShellNew\sempalong.exe	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
File opened for modification	C:\Windows\ShellNew\sempalong.exe	winlogon.exe
File opened for modification	C:\Windows\eksplorasi.exe	winlogon.exe
File opened for modification	C:\Windows\eksplorasi.exe	inetinfo.exe
File opened for modification	C:\Windows\eksplorasi.exe	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
File opened for modification	C:\Windows\eksplorasi.exe	smss.exe
File opened for modification	C:\Windows\ShellNew\sempalong.exe	inetinfo.exe
File created	C:\Windows\eksplorasi.exe	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
File opened for modification	C:\Windows\ShellNew\sempalong.exe	services.exe
File opened for modification	C:\Windows\ShellNew\sempalong.exe	lsass.exe
File opened for modification	C:\Windows\eksplorasi.exe	lsass.exe
File created	C:\Windows\ShellNew\sempalong.exe	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
File opened for modification	C:\Windows\ShellNew\sempalong.exe	smss.exe
File opened for modification	C:\Windows\eksplorasi.exe	services.exe

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

System Information Discovery
T1082

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	inetinfo.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 040000000100000010000000d474de575c39b2d39c8583c5c065498a0f0000000100000014000000e35ef08d884f0a0ade2f75e96301ce6230f213a8090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b060105050703085300000001000000230000003021301f06096086480186fd6c020130123010060a2b0601040182373c0101030200c0140000000100000014000000b13ec36903f8bf4701d498261a0802ef63642bc30b00000001000000120000004400690067006900430065007200740000001d00000001000000100000008f76b981d528ad4770088245e2031b630300000001000000140000005fb7ee0633e259dbad0c4c9ae6d38f1a61c7dc25190000000100000010000000ba4f3972e7aed9dccdc210db59da13c92000000001000000c9030000308203c5308202ada003020102021002ac5c266a0b409b8f0b79f2ae462577300d06092a864886f70d0101050500306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f74204341301e170d3036313131303030303030305a170d3331313131303030303030305a306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100c6cce573e6fbd4bbe52d2d32a6dfe5813fc9cd2549b6712ac3d5943467a20a1cb05f69a640b1c4b7b28fd098a4a941593ad3dc94d63cdb7438a44acc4d2582f74aa5531238eef3496d71917e63b6aba65fc3a484f84f6251bef8c5ecdb3892e306e508910cc4284155fbcb5a89157e71e835bf4d72093dbe3a38505b77311b8db3c724459aa7ac6d00145a04b7ba13eb510a984141224e656187814150a6795c89de194a57d52ee65d1c532c7e98cd1a0616a46873d03404135ca171d35a7c55db5e64e13787305604e511b4298012f1793988a202117c2766b788b778f2ca0aa838ab0a64c2bf665d9584c1a1251e875d1a500b2012cc41bb6e0b5138b84bcb0203010001a3633061300e0603551d0f0101ff040403020186300f0603551d130101ff040530030101ff301d0603551d0e04160414b13ec36903f8bf4701d498261a0802ef63642bc3301f0603551d23041830168014b13ec36903f8bf4701d498261a0802ef63642bc3300d06092a864886f70d010105050003820101001c1a0697dcd79c9f3c886606085721db2147f82a67aabf183276401057c18af37ad911658e35fa9efc45b59ed94c314bb891e8432c8eb378cedbe3537971d6e5219401da55879a2464f68a66ccde9c37cda834b1699b23c89e78222b7043e35547316119ef58c5852f4e30f6a0311623c8e7e2651633cbbf1a1ba03df8ca5e8b318b6008892d0c065c52b7c4f90a98d1155f9f12be7c366338bd44a47fe4262b0ac497690de98ce2c01057b8c876129155f24869d8bc2a025b0f44d42031dbf4ba70265d90609ebc4b17092fb4cb1e4368c90727c1d25cf7ea21b968129c3c9cbf9efc805c9b63cdec47aa252767a037f300827d54d7a9f8e92e13a377e81f4a	inetinfo.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	inetinfo.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	inetinfo.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
1368	smss.exe
1164	winlogon.exe
1120	services.exe
668	lsass.exe
1612	inetinfo.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 856	880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe	28
PID 880 wrote to memory of 856	880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe	28
PID 880 wrote to memory of 856	880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe	28
PID 880 wrote to memory of 856	880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe	28
PID 880 wrote to memory of 1368	880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe	30
PID 880 wrote to memory of 1368	880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe	30
PID 880 wrote to memory of 1368	880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe	30
PID 880 wrote to memory of 1368	880	d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe	30
PID 1368 wrote to memory of 1164	1368	smss.exe	31
PID 1368 wrote to memory of 1164	1368	smss.exe	31
PID 1368 wrote to memory of 1164	1368	smss.exe	31
PID 1368 wrote to memory of 1164	1368	smss.exe	31
PID 1368 wrote to memory of 676	1368	smss.exe	32
PID 1368 wrote to memory of 676	1368	smss.exe	32
PID 1368 wrote to memory of 676	1368	smss.exe	32
PID 1368 wrote to memory of 676	1368	smss.exe	32
PID 1368 wrote to memory of 1996	1368	smss.exe	34
PID 1368 wrote to memory of 1996	1368	smss.exe	34
PID 1368 wrote to memory of 1996	1368	smss.exe	34
PID 1368 wrote to memory of 1996	1368	smss.exe	34
PID 1368 wrote to memory of 1120	1368	smss.exe	35
PID 1368 wrote to memory of 1120	1368	smss.exe	35
PID 1368 wrote to memory of 1120	1368	smss.exe	35
PID 1368 wrote to memory of 1120	1368	smss.exe	35
PID 1368 wrote to memory of 668	1368	smss.exe	37
PID 1368 wrote to memory of 668	1368	smss.exe	37
PID 1368 wrote to memory of 668	1368	smss.exe	37
PID 1368 wrote to memory of 668	1368	smss.exe	37
PID 1368 wrote to memory of 1612	1368	smss.exe	38
PID 1368 wrote to memory of 1612	1368	smss.exe	38
PID 1368 wrote to memory of 1612	1368	smss.exe	38
PID 1368 wrote to memory of 1612	1368	smss.exe	38

C:\Users\Admin\AppData\Local\Temp\d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.exe
"C:\Users\Admin\AppData\Local\Temp\d20dbce3fa81479b99a80cf9fd7420e4cfbe33b407f067e8c02778920e78d249.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
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\SysWOW64\explorer.exe
  explorer.exe
  2⤵
  PID:856
- 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
  - Loads dropped DLL
  - 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:1368
- - 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 Windows directory
    - Suspicious use of SetWindowsHookEx
    PID:1164
- - C:\Windows\SysWOW64\at.exe
    at /delete /y
    3⤵
    PID:676
- - C:\Windows\SysWOW64\at.exe
    at 17:08 /every:M,T,W,Th,F,S,Su "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Brengkolang.com"
    3⤵
    PID:1996
- - 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 Windows directory
    - Suspicious use of SetWindowsHookEx
    PID:1120
- - 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 Windows directory
    - Suspicious use of SetWindowsHookEx
    PID:668
- - 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 Windows directory
    - Modifies system certificate store
    - Suspicious use of SetWindowsHookEx
    PID:1612

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

Install Root Certificate

T1130

Modify Registry