Analysis Overview
SHA256
d30d7676a3b4c91b77d403f81748ebf6b8824749db5f860e114a8a204bca5b8f
Threat Level: Known bad
The file NoEscape.exe was found to be: Known bad.
Malicious Activity Summary
UAC bypass
Modifies WinLogon for persistence
Disables RegEdit via registry modification
Modifies WinLogon
Drops desktop.ini file(s)
Checks whether UAC is enabled
Sets desktop wallpaper using registry
Drops file in Windows directory
Modifies data under HKEY_USERS
System policy modification
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Modifies Control Panel
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-31 15:49
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-31 15:49
Reported
2023-03-31 15:50
Platform
win7-20230220-en
Max time kernel
30s
Max time network
33s
Command Line
Signatures
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: 33 | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Processes
C:\Users\Admin\AppData\Local\Temp\NoEscape.exe
"C:\Users\Admin\AppData\Local\Temp\NoEscape.exe"
C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x17c
C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
Network
Files
memory/616-54-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/1156-55-0x0000000140000000-0x00000001405E8000-memory.dmp
memory/1156-56-0x0000000140000000-0x00000001405E8000-memory.dmp
memory/616-57-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/616-58-0x0000000000400000-0x00000000005CC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-31 15:49
Reported
2023-03-31 15:51
Platform
win10v2004-20230220-en
Max time kernel
72s
Max time network
94s
Command Line
Signatures
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\winnt32.exe" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Disables RegEdit via registry modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\Desktop\desktop.ini | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| File opened for modification | C:\Users\Public\Desktop\desktop.ini | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Modifies WinLogon
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoAdminLogon = "0" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\DisableCAD = "1" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoRestartShell = "0" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\noescape.png" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\winnt32.exe | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| File opened for modification | C:\Windows\winnt32.exe | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Modifies Control Panel
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\Mouse | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\Mouse\SwapMouseButtons = "1" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\Desktop | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\Desktop\AutoColorization = "1" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 | C:\Windows\system32\LogonUI.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" | C:\Windows\system32\LogonUI.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "15" | C:\Windows\system32\LogonUI.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\LogonUI.exe | N/A |
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\UseDefaultTile = "1" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\shutdownwithoutlogon = "0" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\NoEscape.exe
"C:\Users\Admin\AppData\Local\Temp\NoEscape.exe"
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3987055 /state1:0x41c64e6d
Network
| Country | Destination | Domain | Proto |
| JP | 40.74.98.192:443 | tcp | |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 52.152.110.14:443 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 8.8.8.8:53 | 64.13.109.52.in-addr.arpa | udp |
| JP | 40.74.98.192:443 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| US | 93.184.221.240:80 | tcp |
Files
memory/648-133-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/648-134-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/648-135-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/648-136-0x0000000000400000-0x00000000005CC000-memory.dmp
C:\Users\Public\Desktop\ޏಶ⟔⛓ⷯ৬੩ຄΉᗹ⊟ࣇስ⦱ℷỰ⦥ⵟඪᵭᳫ
| MD5 | e49f0a8effa6380b4518a8064f6d240b |
| SHA1 | ba62ffe370e186b7f980922067ac68613521bd51 |
| SHA256 | 8dbd06e9585c5a16181256c9951dbc65621df66ceb22c8e3d2304477178bee13 |
| SHA512 | de6281a43a97702dd749a1b24f4c65bed49a2e2963cabeeb2a309031ab601f5ec488f48059c03ec3001363d085e8d2f0f046501edf19fafe7508d27e596117d4 |
memory/648-313-0x0000000000400000-0x00000000005CC000-memory.dmp