7b55dfab141eb69abbe47267e396fe8ee6bc4054fc8d4a5d91049b950c7d84aa

max time kernel
16s
max time network
23s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
26/02/2024, 05:58

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Reason

Machine shutdown

General

Target
NoEscape.exe-Download-main/NoEscape.exe/NoEscape.exe
Size 666KB
Sample240226-gpmx9aee72
SHA256 d30d7676a3b4c91b77d403f81748ebf6b8824749db5f860e114a8a204bca5b8f
MD5 989ae3d195203b323aa2b3adf04e9833
SHA1 31a45521bc672abcf64e50284ca5d4e6b3687dc8
SHA512 e9d4e6295869f3a456c7ea2850c246d0c22afa65c2dd5161744ee5b3e29e44d9a2d758335f98001cdb348eaa51a71cd441b4ddc12c8d72509388657126e69305
SSDEEP 12288:85J5X487qJUtcWfkVJ6g5s/cD01oKHQyis2AePsr8nP712TB:s487pcZEgwcDpg1L2tbPR2t
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

evasion persistence ransomware trojan

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\winnt32.exe"	NoEscape.exe

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	NoEscape.exe

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3054445511-921769590-4013668107-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	NoEscape.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	NoEscape.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	NoEscape.exe
File opened for modification	C:\Users\Public\Desktop\desktop.ini	NoEscape.exe

Modifies WinLogon 2 TTPs 3 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoAdminLogon = "0"	NoEscape.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\DisableCAD = "1"	NoEscape.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoRestartShell = "0"	NoEscape.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3054445511-921769590-4013668107-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\noescape.png"	NoEscape.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\winnt32.exe	NoEscape.exe
File opened for modification	C:\Windows\winnt32.exe	NoEscape.exe

Modifies Control Panel 4 IoCs

evasion

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3054445511-921769590-4013668107-1000\Control Panel\Mouse	NoEscape.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3054445511-921769590-4013668107-1000\Control Panel\Mouse\SwapMouseButtons = "1"	NoEscape.exe
Key created	\REGISTRY\USER\S-1-5-21-3054445511-921769590-4013668107-1000\Control Panel\Desktop	NoEscape.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3054445511-921769590-4013668107-1000\Control Panel\Desktop\AutoColorization = "1"	NoEscape.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	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\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\EnableWindowColorization = "97"	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\Themes\History\AutoColor = "0"	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\Explorer\Accent	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	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\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2920	LogonUI.exe

System policy modification 1 TTPs 5 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	NoEscape.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\shutdownwithoutlogon = "0"	NoEscape.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	NoEscape.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\UseDefaultTile = "1"	NoEscape.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	NoEscape.exe

C:\Users\Admin\AppData\Local\Temp\NoEscape.exe-Download-main\NoEscape.exe\NoEscape.exe
"C:\Users\Admin\AppData\Local\Temp\NoEscape.exe-Download-main\NoEscape.exe\NoEscape.exe"
1⤵
- Modifies WinLogon for persistence
- UAC bypass
- Disables RegEdit via registry modification
- Checks whether UAC is enabled
- Drops desktop.ini file(s)
- Modifies WinLogon
- Sets desktop wallpaper using registry
- Drops file in Windows directory
- Modifies Control Panel
- System policy modification
PID:3140

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39ac855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

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Downloads

⪷⚻ݘࣖឪป⟙₋➚ᱼ⏻⟊᎘ᵹ᪫⎵⳱⫝܀ోፑᾏܻᆩⶌ๵

Path C:\Users\Public\Desktop\⪷⚻ݘࣖឪป⟙₋➚ᱼ⏻⟊᎘ᵹ᪫⎵⳱⫝܀ోፑᾏܻᆩⶌ๵
Size 666B
SHA256 8dbd06e9585c5a16181256c9951dbc65621df66ceb22c8e3d2304477178bee13
MD5 e49f0a8effa6380b4518a8064f6d240b
SHA1 ba62ffe370e186b7f980922067ac68613521bd51
SHA512 de6281a43a97702dd749a1b24f4c65bed49a2e2963cabeeb2a309031ab601f5ec488f48059c03ec3001363d085e8d2f0f046501edf19fafe7508d27e596117d4
MD5 SHA1 SHA512

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memory/3140-0-0x0000000000400000-0x00000000005CC000-memory.dmp

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memory/3140-1-0x0000000000400000-0x00000000005CC000-memory.dmp

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memory/3140-177-0x0000000000400000-0x00000000005CC000-memory.dmp

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Resubmissions

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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