Analysis Overview
SHA256
ddde7cd1d82b5dee479ac17413690cedd04ad04ee14ae271d590da80e5a2a8bd
Threat Level: Known bad
The file DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
XpertRAT
UAC bypass
XpertRAT Core Payload
Adds policy Run key to start application
Windows security modification
Adds Run key to start application
Checks whether UAC is enabled
Suspicious use of SetThreadContext
Suspicious behavior: MapViewOfSection
System policy modification
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-09-05 12:42
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2021-09-05 12:42
Reported
2021-09-05 12:44
Platform
win10v20210408
Max time kernel
152s
Max time network
162s
Command Line
Signatures
UAC bypass
Windows security bypass
XpertRAT
XpertRAT Core Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4.exe" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0" | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4.exe" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4.exe" | C:\Program Files (x86)\Internet Explorer\iexplore.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\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 740 set thread context of 2844 | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe |
| PID 2844 set thread context of 2360 | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Suspicious use of WriteProcessMemory
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\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
"C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe"
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
"C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe"
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
"C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe" 2 2844 259366328
C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
"C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | csimich.duckdns.org | udp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 8.8.8.8:53 | csimich.duckdns.org | udp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
Files
memory/740-114-0x0000000000540000-0x00000000005EE000-memory.dmp
memory/3500-116-0x0000000000000000-mapping.dmp
memory/2844-115-0x00000000004010B8-mapping.dmp
memory/2360-119-0x0000000000400000-0x0000000000443000-memory.dmp
memory/2360-120-0x0000000000401364-mapping.dmp
memory/2360-123-0x0000000003770000-0x00000000038C3000-memory.dmp
memory/2360-124-0x0000000003771000-0x000000000386D000-memory.dmp
memory/3500-127-0x0000000000610000-0x0000000000611000-memory.dmp
memory/740-125-0x00000000001D0000-0x00000000001D1000-memory.dmp
memory/2844-129-0x0000000000400000-0x000000000042C000-memory.dmp
memory/492-130-0x0000000000000000-mapping.dmp
memory/492-132-0x0000000000530000-0x0000000000531000-memory.dmp
memory/3500-131-0x00000000004C0000-0x000000000060A000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2021-09-05 12:42
Reported
2021-09-05 12:44
Platform
win7-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
UAC bypass
Windows security bypass
XpertRAT
XpertRAT Core Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4.exe" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0" | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4.exe" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1669990088-476967504-438132596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1669990088-476967504-438132596-1000\Software\Microsoft\Windows\CurrentVersion\Run\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4.exe" | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Program Files (x86)\Internet Explorer\iexplore.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\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 820 set thread context of 1220 | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe |
| PID 1220 set thread context of 112 | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
| PID 1220 set thread context of 240 | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
Suspicious use of WriteProcessMemory
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\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
"C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe"
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
"C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe"
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
"C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe" 2 1220 259324689
C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
"C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | csimich.duckdns.org | udp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 8.8.8.8:53 | csimich.duckdns.org | udp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
| US | 192.169.69.25:1989 | csimich.duckdns.org | tcp |
Files
memory/820-53-0x00000000001B0000-0x00000000001B1000-memory.dmp
memory/820-54-0x0000000076071000-0x0000000076073000-memory.dmp
memory/1220-55-0x00000000004010B8-mapping.dmp
memory/1224-56-0x0000000000000000-mapping.dmp
memory/820-59-0x00000000001E0000-0x00000000001E1000-memory.dmp
memory/1220-60-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1224-62-0x00000000003A0000-0x00000000003A1000-memory.dmp
memory/112-63-0x0000000000401364-mapping.dmp
memory/112-61-0x0000000000400000-0x0000000000443000-memory.dmp
memory/240-65-0x0000000000401364-mapping.dmp
memory/240-66-0x0000000000450000-0x00000000005A3000-memory.dmp
memory/1828-71-0x0000000000000000-mapping.dmp
memory/1828-73-0x00000000001B0000-0x00000000001B1000-memory.dmp
memory/1224-72-0x00000000003D0000-0x00000000003D1000-memory.dmp