b4386e9cb13bba8fddbf2913fae7cd0ef99ab340d4492489b2cd578ffc106b01

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21/09/2024, 18:42

240921-xcjcasxeqm 1

21/09/2024, 18:42

21/09/2024, 18:41

21/09/2024, 18:40

21/09/2024, 18:39

21/09/2024, 18:38

21/09/2024, 18:38

21/09/2024, 18:37

Analysis

max time kernel
11s
max time network
14s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
21/09/2024, 18:40

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Reason

Machine shutdown

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General

Target

iiood.bat
Size

529B
MD5

4408c717590290587839b37ad06e2843
SHA1

5071a515dc397e55fe907452d6218ca48c5bde4c
SHA256

b4386e9cb13bba8fddbf2913fae7cd0ef99ab340d4492489b2cd578ffc106b01
SHA512

e64cf2a9ffc376b8ab8d97466ca4a7e61180fea5187065371aab26c712d94d549a601aa543a731b9c42cbe88f1a8ab1799cf07e814222693cf0f40b10e21d1b3

Score

1^/10

Malware Config

Signatures

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = 99ebff004cc2ff000091f8000078d4000067c000003e9200001a6800f7630c00	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\EnableWindowColorization = "225"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	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\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292114432"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365268"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365268"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4290799360"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292114432"	LogonUI.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3007475212-2160282277-2943627620-1000_Classes\Local Settings	calc.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	240	shutdown.exe
Token: SeRemoteShutdownPrivilege	240	shutdown.exe
Token: SeSystemtimePrivilege	664	cmd.exe
Token: SeSystemtimePrivilege	664	cmd.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1436	OpenWith.exe
2844	PickerHost.exe
220	LogonUI.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 664 wrote to memory of 1780	664	cmd.exe	79
PID 664 wrote to memory of 1780	664	cmd.exe	79
PID 664 wrote to memory of 2528	664	cmd.exe	80
PID 664 wrote to memory of 2528	664	cmd.exe	80
PID 664 wrote to memory of 3708	664	cmd.exe	82
PID 664 wrote to memory of 3708	664	cmd.exe	82
PID 664 wrote to memory of 240	664	cmd.exe	83
PID 664 wrote to memory of 240	664	cmd.exe	83
PID 664 wrote to memory of 3916	664	cmd.exe	85
PID 664 wrote to memory of 3916	664	cmd.exe	85
PID 3916 wrote to memory of 3452	3916	cmd.exe	87
PID 3916 wrote to memory of 3452	3916	cmd.exe	87

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\iiood.bat"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:664
- C:\Windows\system32\calc.exe
  calc
  2⤵
  - Modifies registry class
  PID:1780
- C:\Windows\system32\msg.exe
  msg * R.I.P
  2⤵
  PID:2528
- C:\Windows\system32\msg.exe
  msg * R.I.P
  2⤵
  PID:3708
- C:\Windows\system32\shutdown.exe
  shutdown -r -t 10 -c "VIRUS DETECTED"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:240
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /K start
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3916
- - C:\Windows\system32\cmd.exe
    cmd.exe
    3⤵
    PID:3452

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:1436

C:\Windows\System32\PickerHost.exe
C:\Windows\System32\PickerHost.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:2844

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3a12055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:220

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