Analysis Overview
SHA256
47f6d3a11ffd015413ffb96432ec1f980fba5dd084990dd61a00342c5f6da7f8
Threat Level: Known bad
The file NoEscape.zip was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
UAC bypass
Disables RegEdit via registry modification
Drops desktop.ini file(s)
Checks whether UAC is enabled
Modifies WinLogon
Sets desktop wallpaper using registry
Drops file in Windows directory
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Modifies data under HKEY_USERS
Modifies Control Panel
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-31 17:24
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-31 17:24
Reported
2023-03-31 17:28
Platform
win10v2004-20230220-en
Max time kernel
188s
Max time network
199s
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-1-5-21-1529757233-3489015626-3409890339-1000\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 (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AutoRestartShell = "0" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| 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 |
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\Mouse | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\Mouse\SwapMouseButtons = "1" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\Desktop | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\Desktop\AutoColorization = "1" | C:\Users\Admin\AppData\Local\Temp\NoEscape.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| 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\ColorizationAfterglowBalance = "10" | 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\Explorer\Accent\AccentColorMenu = "4292311040" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "218" | 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\Themes\History\AutoColor = "0" | C:\Windows\system32\LogonUI.exe | N/A |
| 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\AccentColor = "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 |
| 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\ColorizationAfterglow = "3288365271" | 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 |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\LogonUI.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4944 wrote to memory of 428 | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe |
| PID 4944 wrote to memory of 428 | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe |
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:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --default-search-provider=? --out-pipe-name=MSEdgeDefaultb03ba394h485dh4bd1hbb51h75438eace8cb
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x11c,0x120,0x124,0xf8,0x128,0x7ffb8efc46f8,0x7ffb8efc4708,0x7ffb8efc4718
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39a5055 /state1:0x41c64e6d
Network
| Country | Destination | Domain | Proto |
| US | 40.77.2.164:443 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| US | 8.8.8.8:53 | 164.2.77.40.in-addr.arpa | udp |
| US | 52.152.110.14:443 | tcp | |
| US | 8.8.8.8:53 | 14.110.152.52.in-addr.arpa | udp |
| SG | 8.255.132.254:80 | tcp | |
| US | 117.18.232.240:80 | tcp | |
| SG | 8.241.133.254:80 | tcp | |
| US | 204.79.197.200:443 | tcp | |
| NL | 8.238.21.126:80 | tcp | |
| NL | 20.50.201.200:443 | tcp | |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 52.152.110.14:443 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| NL | 8.238.21.126:80 | tcp | |
| NL | 8.238.21.126:80 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| GB | 96.16.110.41:443 | tcp |
Files
memory/4588-133-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4588-134-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4588-135-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4588-137-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4588-139-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4588-140-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4588-142-0x0000000000400000-0x00000000005CC000-memory.dmp
C:\Users\Public\Desktop\ቬㄜዊḡ٩ᚾྤↇ⭪ᛥṫ✧ᅲٞਹ⓸ᙎヤବ
| MD5 | e49f0a8effa6380b4518a8064f6d240b |
| SHA1 | ba62ffe370e186b7f980922067ac68613521bd51 |
| SHA256 | 8dbd06e9585c5a16181256c9951dbc65621df66ceb22c8e3d2304477178bee13 |
| SHA512 | de6281a43a97702dd749a1b24f4c65bed49a2e2963cabeeb2a309031ab601f5ec488f48059c03ec3001363d085e8d2f0f046501edf19fafe7508d27e596117d4 |
memory/4588-320-0x0000000000400000-0x00000000005CC000-memory.dmp