Analysis Overview
SHA256
0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5
Threat Level: Known bad
The file 0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5 was found to be: Known bad.
Malicious Activity Summary
UAC bypass
VMProtect packed file
Checks whether UAC is enabled
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
System policy modification
Suspicious use of AdjustPrivilegeToken
Modifies data under HKEY_USERS
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-08 04:23
Signatures
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-08 04:23
Reported
2023-12-08 04:23
Platform
win7-20231201-en
Max time kernel
4s
Max time network
5s
Command Line
Signatures
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe
"C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe"
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
Network
Files
memory/3064-0-0x0000000000080000-0x0000000000081000-memory.dmp
memory/3064-2-0x0000000000080000-0x0000000000081000-memory.dmp
memory/3064-4-0x0000000000080000-0x0000000000081000-memory.dmp
memory/3064-5-0x00000000000A0000-0x00000000000A1000-memory.dmp
memory/3064-7-0x00000000000A0000-0x00000000000A1000-memory.dmp
memory/3064-9-0x00000000000A0000-0x00000000000A1000-memory.dmp
memory/3064-12-0x00000000000B0000-0x00000000000B1000-memory.dmp
memory/3064-14-0x00000000000B0000-0x00000000000B1000-memory.dmp
memory/3064-17-0x00000000000C0000-0x00000000000C1000-memory.dmp
memory/3064-19-0x00000000000C0000-0x00000000000C1000-memory.dmp
memory/3064-23-0x0000000000CE0000-0x00000000011A7000-memory.dmp
memory/3064-22-0x0000000000180000-0x0000000000181000-memory.dmp
memory/3064-25-0x0000000000180000-0x0000000000181000-memory.dmp
memory/3064-31-0x00000000001A0000-0x00000000001A1000-memory.dmp
memory/3064-30-0x0000000000190000-0x0000000000191000-memory.dmp
memory/3064-33-0x00000000001A0000-0x00000000001A1000-memory.dmp
memory/3064-28-0x0000000000190000-0x0000000000191000-memory.dmp
memory/3064-35-0x00000000001A0000-0x00000000001A1000-memory.dmp
memory/3064-38-0x0000000077B60000-0x0000000077B61000-memory.dmp
memory/3064-40-0x0000000000CE0000-0x00000000011A7000-memory.dmp
memory/3012-41-0x0000000002E10000-0x0000000002E11000-memory.dmp
memory/2428-42-0x0000000002AB0000-0x0000000002AB1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-08 04:23
Reported
2023-12-08 04:24
Platform
win10v2004-20231127-en
Max time kernel
13s
Max time network
21s
Command Line
Signatures
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "111" | 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\DWM\ColorizationColor = "3288365271" | 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 (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" | 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\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\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\AccentColor = "4292311040" | 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 |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| N/A | N/A | C:\Windows\system32\LogonUI.exe | N/A |
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe
"C:\Users\Admin\AppData\Local\Temp\0b857def32c7bae500b087764ea39dae5a2021e78b833a11c54593f2b7569bf5.exe"
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa398f855 /state1:0x41c64e6d
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.5.85.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 67.26.109.254:80 | tcp | |
| US | 8.8.8.8:53 | 12.173.189.20.in-addr.arpa | udp |
Files
memory/3148-0-0x0000000000250000-0x0000000000717000-memory.dmp
memory/3148-1-0x0000000002860000-0x0000000002861000-memory.dmp
memory/3148-2-0x0000000002990000-0x0000000002991000-memory.dmp
memory/3148-3-0x00000000029A0000-0x00000000029A1000-memory.dmp
memory/3148-4-0x00000000029D0000-0x00000000029D1000-memory.dmp
memory/3148-5-0x00000000029E0000-0x00000000029E1000-memory.dmp
memory/3148-6-0x0000000002A00000-0x0000000002A01000-memory.dmp
memory/3148-7-0x0000000002A10000-0x0000000002A11000-memory.dmp
memory/3148-11-0x0000000000250000-0x0000000000717000-memory.dmp