6e8a08d6caf0e0ad6a555da452f403b0bcf2e8fdf8f968130eda3686a4e1555f

Analysis

max time kernel
33s
max time network
33s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
02-04-2024 14:22

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Reason

Machine shutdown

Report Analysis Logs

General

Target

TUP32980638916Y/ctfmon1.exe
Size

870KB
MD5

82d2590bfa019845cbdd670427d31674
SHA1

5b96ae15e9d3e0db2ebd4d94c930a39bf1829afe
SHA256

7d361e62e333b2ed467505025fd04c75b63c6aca9b15dad6f76adc8bd1deadbd
SHA512

8d071e78cf1db6d8391b567e64a04e42fd0b83bab3b2d3af729899b41a92cb7068576914a63fbbd3af3601d74a49e9620bab0a6788c13d4dad6319ce837380ee
SSDEEP

24576:FAHnh+eWsN3skA4RV1Hom2KXMmHahM065:0h+ZkldoPK8YahY

Score

1^/10

Malware Config

Signatures

Modifies data under HKEY_USERS 15 IoCs

Processes:

LogonUI.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "221"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

dllhost.exe

pid process

4328 dllhost.exe
4328 dllhost.exe
4328 dllhost.exe
4328 dllhost.exe
4328 dllhost.exe
4328 dllhost.exe

pid	process
4328	dllhost.exe
4328	dllhost.exe
4328	dllhost.exe
4328	dllhost.exe
4328	dllhost.exe
4328	dllhost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

shutdown.exeshutdown.exeshutdown.exe

description	pid	process
Token: SeShutdownPrivilege	5980	shutdown.exe
Token: SeRemoteShutdownPrivilege	5980	shutdown.exe
Token: SeShutdownPrivilege	5956	shutdown.exe
Token: SeRemoteShutdownPrivilege	5956	shutdown.exe
Token: SeShutdownPrivilege	1012	shutdown.exe
Token: SeRemoteShutdownPrivilege	1012	shutdown.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

ctfmon1.exe

pid process

2528 ctfmon1.exe
2528 ctfmon1.exe
2528 ctfmon1.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

ctfmon1.exe

pid process

2528 ctfmon1.exe
2528 ctfmon1.exe
2528 ctfmon1.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

LogonUI.exe

pid process

6064 LogonUI.exe

pid	process
2528	ctfmon1.exe
2528	ctfmon1.exe
2528	ctfmon1.exe

pid	process
2528	ctfmon1.exe
2528	ctfmon1.exe
2528	ctfmon1.exe

pid	process
6064	LogonUI.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

ctfmon1.exe

description	pid	process	target process
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe
PID 2528 wrote to memory of 4328	2528	ctfmon1.exe	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\TUP32980638916Y\ctfmon1.exe
"C:\Users\Admin\AppData\Local\Temp\TUP32980638916Y\ctfmon1.exe"
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2528

C:\Windows\SysWOW64\dllhost.exe
"C:\Windows\System32\dllhost.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4328

C:\Windows\SysWOW64\cmd.exe
cmd /c shutdown -s -t 2 -f
3⤵
PID:1068

C:\Windows\SysWOW64\shutdown.exe
shutdown -s -t 2 -f
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:5956

C:\Windows\SysWOW64\cmd.exe
cmd /c shutdown -s -t 2 -f
3⤵
PID:5660

C:\Windows\SysWOW64\shutdown.exe
shutdown -s -t 2 -f
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:5980

C:\Windows\SysWOW64\cmd.exe
cmd /c shutdown -s -t 1 -f
3⤵
PID:5684

C:\Windows\SysWOW64\shutdown.exe
shutdown -s -t 1 -f
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1012

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3990855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:6064

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2528-0-0x0000000004010000-0x0000000004011000-memory.dmp

Filesize
4KB

Download
memory/2528-1-0x0000000004520000-0x0000000004521000-memory.dmp

Filesize
4KB

Download
memory/2528-2-0x0000000004510000-0x0000000004511000-memory.dmp

Filesize
4KB

Download
memory/2528-3-0x0000000004530000-0x0000000004531000-memory.dmp

Filesize
4KB

Download
memory/2528-4-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4328-14-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/4328-15-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/4328-17-0x0000000000710000-0x0000000000711000-memory.dmp

Filesize
4KB

Download
memory/4328-1228-0x0000000010410000-0x000000001064C000-memory.dmp

Filesize
2.2MB

Download
memory/4328-1245-0x0000000010410000-0x000000001064C000-memory.dmp

Filesize
2.2MB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads