95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ff

Analysis

max time kernel
102s
max time network
20s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/09/2024, 10:36

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General

Target

95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Size

91KB
MD5

26c2701dd9f51b47452eef3c5c9b3b60
SHA1

a925fa09e6f938f7ddd90227253b4765cc6d4dd6
SHA256

95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ff
SHA512

6c7364f682cf762a8e792447d93586d98df9d4200cb2e5c46b66f0f55ec57f419a33f9454e643fd5902d8d4be862ff97009d401388a6a5f25d74fbfd9fab89a6
SSDEEP

1536:8AwEmBj3EXHn4x+9aa3AwEmBj3EXHn4x+9aR:8GmF3onW+Ma3GmF3onW+MR

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\system32\\IExplorer.exe\""	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\IExplorer.exe"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Disables RegEdit via registry modification 2 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Disables use of System Restore points 1 TTPs
evasion

Inhibit System Recovery
T1490

Executes dropped EXE 7 IoCs

pid	Process
484	xk.exe
1892	IExplorer.exe
2408	WINLOGON.EXE
1296	CSRSS.EXE
1164	SERVICES.EXE
288	LSASS.EXE
2800	SMSS.EXE

Loads dropped DLL 12 IoCs

pid	Process
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Modifies system executable filetype association 2 TTPs 13 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\ = "File Folder"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\LogonAdmin = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\CSRSS.EXE"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\System Monitoring = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\LSASS.EXE"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xk = "C:\\Windows\\xk.exe"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\MSMSGS = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\WINLOGON.EXE"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\ServiceAdmin = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\SERVICES.EXE"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\IExplorer.exe	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
File opened for modification	C:\Windows\SysWOW64\IExplorer.exe	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
File opened for modification	C:\Windows\SysWOW64\Mig2.scr	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
File opened for modification	C:\Windows\SysWOW64\shell.exe	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
File created	C:\Windows\SysWOW64\shell.exe	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
File created	C:\Windows\SysWOW64\Mig2.scr	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\xk.exe	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
File created	C:\Windows\xk.exe	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINLOGON.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CSRSS.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SERVICES.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LSASS.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SMSS.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IExplorer.exe

Modifies Control Panel 4 IoCs

evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Control Panel\Desktop\SCRNSAVE.EXE = "C:\\Windows\\system32\\Mig~mig.SCR"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Control Panel\Desktop\ScreenSaveTimeOut = "600"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Control Panel\Desktop\	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\ = "File Folder"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
484	xk.exe
1892	IExplorer.exe
2408	WINLOGON.EXE
1296	CSRSS.EXE
1164	SERVICES.EXE
288	LSASS.EXE
2800	SMSS.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 484	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	31
PID 2388 wrote to memory of 484	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	31
PID 2388 wrote to memory of 484	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	31
PID 2388 wrote to memory of 484	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	31
PID 2388 wrote to memory of 1892	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	32
PID 2388 wrote to memory of 1892	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	32
PID 2388 wrote to memory of 1892	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	32
PID 2388 wrote to memory of 1892	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	32
PID 2388 wrote to memory of 2408	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	33
PID 2388 wrote to memory of 2408	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	33
PID 2388 wrote to memory of 2408	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	33
PID 2388 wrote to memory of 2408	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	33
PID 2388 wrote to memory of 1296	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	34
PID 2388 wrote to memory of 1296	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	34
PID 2388 wrote to memory of 1296	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	34
PID 2388 wrote to memory of 1296	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	34
PID 2388 wrote to memory of 1164	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	35
PID 2388 wrote to memory of 1164	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	35
PID 2388 wrote to memory of 1164	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	35
PID 2388 wrote to memory of 1164	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	35
PID 2388 wrote to memory of 288	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	36
PID 2388 wrote to memory of 288	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	36
PID 2388 wrote to memory of 288	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	36
PID 2388 wrote to memory of 288	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	36
PID 2388 wrote to memory of 2800	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	37
PID 2388 wrote to memory of 2800	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	37
PID 2388 wrote to memory of 2800	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	37
PID 2388 wrote to memory of 2800	2388	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe	37

System policy modification 1 TTPs 4 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoFolderOptions = "1"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe

C:\Users\Admin\AppData\Local\Temp\95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.exe
"C:\Users\Admin\AppData\Local\Temp\95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ffN.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
- Loads dropped DLL
- Modifies system executable filetype association
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2388
- C:\Windows\xk.exe
  C:\Windows\xk.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:484
- C:\Windows\SysWOW64\IExplorer.exe
  C:\Windows\system32\IExplorer.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1892
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2408
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1296
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1164
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:288
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\winlogon.exe

Filesize
91KB

MD5
26c2701dd9f51b47452eef3c5c9b3b60

SHA1
a925fa09e6f938f7ddd90227253b4765cc6d4dd6

SHA256
95f074c0032b153e2cfff58cf8d4f5e4d1894df272692fb3cd65527cc84033ff

SHA512
6c7364f682cf762a8e792447d93586d98df9d4200cb2e5c46b66f0f55ec57f419a33f9454e643fd5902d8d4be862ff97009d401388a6a5f25d74fbfd9fab89a6

Download Submit
C:\Windows\SysWOW64\IExplorer.exe

Filesize
91KB

MD5
c08b24ce9ca4ba050c264d475abd32ec

SHA1
5f28dd9d1a3d2921a88ddf8fefd30b9f0bfb80da

SHA256
6ea85edbe540c5ec4328eebe7743cf0dafc35e45d40abd9e053a6369d9ec0c77

SHA512
6a708b56cbe6481f243e09bfb6e9b273c4295dcbff9fff8f757110e1f3ac6d0e1a811310a73d8469846683a04e941590fd11c7f18a4b6087f5f23e29f71da9b7

Download Submit
C:\Windows\xk.exe

Filesize
91KB

MD5
3799ad1a58abd9ad7234509fba67d4a5

SHA1
c426abf1c5ed7c2677e7f71c08be68d7df3a1fa4

SHA256
9a49526df7918df5a8d59f528ecc0dcd915a94822d792648be2dba649767c43b

SHA512
62532f988e4ac6802775f1974827c27adbc8025851fbb5e9eba3062da895ecbe56d48657d224760165740344089a9aba7f3a452712a062d9383b8f8d1839ca91

Download Submit
\Users\Admin\AppData\Local\WINDOWS\CSRSS.EXE

Filesize
91KB

MD5
eeeb958e139039028ebd4681e1a67ccd

SHA1
cca41a5319e69b4a5e45c377fde14ef0d6165bee

SHA256
60970163ef7350d53a8387b0775488e5ae77eba88cb54e00d656ca09527508b4

SHA512
0c16fa236dea1769173724d6ec34de4cd72e72d5ccefcebbc82d3ca7266a982165101a559a1b53534d3cd4569d42afebd11fd87234ec6f3898f6b33e6edb74d9

Download Submit
\Users\Admin\AppData\Local\WINDOWS\LSASS.EXE

Filesize
91KB

MD5
05806f8f9ffd00e498c6074a5f2f93f4

SHA1
e2330b2047dac76e67094618ce2c4b2422ed6011

SHA256
ac6fdd137bd0cdb12f1ea7ec6ca147eee8a36245abcc30d3526ff4575da73614

SHA512
70eb8be603c922028bdd1696de1c96f590dffc17a1233939fce723b263040b9e8360cf39cec7e729b2af4183fe498f248bde6aa315a7561f875b86d91055551b

Download Submit
\Users\Admin\AppData\Local\WINDOWS\SERVICES.EXE

Filesize
91KB

MD5
99e2b1bc42b7df84dc3f087c6a46c30d

SHA1
e0679c34015e224e035aa851d2a4698b124fd63e

SHA256
aa90c7d0b8fc23f600452a1c3376bfee9d2e3a60e16312ce3423cd0178386e29

SHA512
dc72dc86ccb35fdcff9b52b0b35f26ed063adb5b0ce187416800ba19e1912b4c456e5c03ad471884faef076cbc8399e8b265d1ac037a3398210f44b9395a3aa1

Download Submit
\Users\Admin\AppData\Local\WINDOWS\SMSS.EXE

Filesize
91KB

MD5
0bfd5147c13b63299f13d0261700076a

SHA1
74dd1f72fb2a2a6aeed64cc39d0f2ed976156859

SHA256
809a42885b3e7371e8c8b7d8153cb796731c4f6308822856696d9e6945fbd105

SHA512
8883bba21b400b35bbf450fdd70fed98e3b48f51fae048fc21d809703fbd01a8a7d2bb304680fa0bb6bd71afda6c6a7fa56896fccd24c638b27b127d0237eb29

Download Submit
\Users\Admin\AppData\Local\WINDOWS\WINLOGON.EXE

Filesize
91KB

MD5
f7a896337ab218cf78ef3ee71b59def7

SHA1
3c5fd73005d8506e5b17a7a864dc90abe4688c4b

SHA256
8c9925d957b1f735f4ea5cabf17d7d43f3dc45deae3852948a9f27a849dec8fe

SHA512
5bc4a692d0375f7dd1541d273b9d10ccd123afc85c40cdbdedafb8457214d3ab9788fc2d6ff600b8918864be818d4f4907a3d26fe512b83d5d1ab5a5650f2200

Download Submit
memory/288-177-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/484-116-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/484-111-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1164-162-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1296-151-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1892-126-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2388-122-0x0000000002580000-0x00000000025AE000-memory.dmp

Filesize
184KB

Download
memory/2388-142-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2388-158-0x0000000002580000-0x00000000025AE000-memory.dmp

Filesize
184KB

Download
memory/2388-133-0x0000000002580000-0x00000000025AE000-memory.dmp

Filesize
184KB

Download
memory/2388-171-0x0000000002580000-0x00000000025AE000-memory.dmp

Filesize
184KB

Download
memory/2388-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2388-109-0x0000000002580000-0x00000000025AE000-memory.dmp

Filesize
184KB

Download
memory/2388-188-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2408-135-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2408-139-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2800-186-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download