Analysis Overview
SHA256
86214e9a4b21afd0a46c93ee39eb99b188e43cc773a15f632fe8bea3169ee0a5
Threat Level: Known bad
The file 810436f7d29ced22beac8734da3acacf.exe was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
XpertRAT Core Payload
XpertRAT
UAC bypass
Adds policy Run key to start application
Windows security modification
Checks whether UAC is enabled
Adds Run key to start application
Suspicious use of SetThreadContext
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
System policy modification
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-07-22 15:37
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2021-07-12 08:58
Reported
2021-07-12 09:00
Platform
win7v20210410
Max time kernel
150s
Max time network
152s
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\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6 = "C:\\Users\\Admin\\AppData\\Roaming\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6.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\810436f7d29ced22beac8734da3acacf.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6 = "C:\\Users\\Admin\\AppData\\Roaming\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6.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\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6 = "C:\\Users\\Admin\\AppData\\Roaming\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6.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\810436f7d29ced22beac8734da3acacf.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1420 set thread context of 1688 | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe |
| PID 1688 set thread context of 1008 | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
| 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\810436f7d29ced22beac8734da3acacf.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\810436f7d29ced22beac8734da3acacf.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe
"C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe"
C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe
"{path}"
C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe
"{path}"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | ioxg.ix.tc | udp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
Files
memory/1420-60-0x0000000010080000-0x0000000010081000-memory.dmp
memory/1420-62-0x0000000074FB1000-0x0000000074FB3000-memory.dmp
memory/1420-63-0x0000000000250000-0x0000000000252000-memory.dmp
memory/1420-64-0x0000000005060000-0x0000000005061000-memory.dmp
memory/1420-65-0x0000000005880000-0x0000000005926000-memory.dmp
memory/1420-66-0x0000000001F40000-0x0000000001F97000-memory.dmp
memory/1688-67-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1688-68-0x00000000004010B8-mapping.dmp
memory/1008-71-0x0000000000400000-0x0000000000444000-memory.dmp
memory/1008-72-0x0000000000401364-mapping.dmp
memory/1008-73-0x0000000000580000-0x00000000006D3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2021-07-12 08:58
Reported
2021-07-12 09:00
Platform
win10v20210410
Max time kernel
145s
Max time network
153s
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\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6 = "C:\\Users\\Admin\\AppData\\Roaming\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6.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\810436f7d29ced22beac8734da3acacf.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run | C:\Program Files (x86)\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6 = "C:\\Users\\Admin\\AppData\\Roaming\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6.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\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6 = "C:\\Users\\Admin\\AppData\\Roaming\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6\\R4W8O5A3-P0G7-Q7U5-H114-L7S6L4U0I6I6.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\810436f7d29ced22beac8734da3acacf.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 772 set thread context of 4004 | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe |
| PID 4004 set thread context of 3148 | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.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\810436f7d29ced22beac8734da3acacf.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\810436f7d29ced22beac8734da3acacf.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe
"C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe"
C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe
"{path}"
C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\810436f7d29ced22beac8734da3acacf.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | ioxg.ix.tc | udp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
| N/A | 37.0.11.114:4000 | ioxg.ix.tc | tcp |
Files
memory/772-114-0x00000000004C0000-0x00000000004C1000-memory.dmp
memory/772-116-0x0000000005360000-0x0000000005361000-memory.dmp
memory/772-117-0x0000000004E60000-0x0000000004E61000-memory.dmp
memory/772-118-0x00000000052F0000-0x00000000052F1000-memory.dmp
memory/772-119-0x0000000004E20000-0x0000000004E21000-memory.dmp
memory/772-120-0x00000000069C0000-0x00000000069C1000-memory.dmp
memory/772-121-0x0000000006930000-0x0000000006932000-memory.dmp
memory/772-122-0x00000000087F0000-0x0000000008896000-memory.dmp
memory/772-123-0x000000000AFE0000-0x000000000B037000-memory.dmp
memory/4004-124-0x0000000000400000-0x000000000042C000-memory.dmp
memory/4004-125-0x00000000004010B8-mapping.dmp
memory/3148-128-0x0000000000400000-0x0000000000444000-memory.dmp
memory/3148-129-0x0000000000401364-mapping.dmp
memory/3148-132-0x0000000003560000-0x00000000036B3000-memory.dmp
memory/3148-133-0x0000000003561000-0x000000000365D000-memory.dmp
memory/4004-136-0x0000000000400000-0x000000000042C000-memory.dmp