Analysis Overview
SHA256
d7f2fddb43eb63f9246f0a4535dfcca6da2817592455d7eceaacde666cf1aaae
Threat Level: Known bad
The file 80099d016219e9682b1e217586f5cad1.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
Checks whether UAC is enabled
Adds Run key to start application
Suspicious use of SetThreadContext
Suspicious behavior: EnumeratesProcesses
System policy modification
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2021-07-22 15:37
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2021-07-13 13:37
Reported
2021-07-13 13:39
Platform
win10v20210408
Max time kernel
143s
Max time network
148s
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\80099d016219e9682b1e217586f5cad1.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\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\80099d016219e9682b1e217586f5cad1.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 532 set thread context of 2784 | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe |
| PID 2784 set thread context of 1380 | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.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\80099d016219e9682b1e217586f5cad1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.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\80099d016219e9682b1e217586f5cad1.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\80099d016219e9682b1e217586f5cad1.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe
"C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe"
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe
C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.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/532-114-0x00000000008F0000-0x00000000008F1000-memory.dmp
memory/532-116-0x0000000005870000-0x0000000005871000-memory.dmp
memory/532-117-0x0000000005250000-0x0000000005251000-memory.dmp
memory/532-118-0x0000000005370000-0x000000000586E000-memory.dmp
memory/532-119-0x00000000051D0000-0x00000000051D1000-memory.dmp
memory/532-120-0x0000000005430000-0x000000000548B000-memory.dmp
memory/532-121-0x0000000006DF0000-0x0000000006DF1000-memory.dmp
memory/532-122-0x0000000006EC0000-0x0000000006EC1000-memory.dmp
memory/532-127-0x00000000077C0000-0x000000000781E000-memory.dmp
memory/2784-128-0x0000000000400000-0x000000000042C000-memory.dmp
memory/2784-129-0x00000000004010B8-mapping.dmp
memory/2784-131-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1380-133-0x0000000000400000-0x0000000000444000-memory.dmp
memory/1380-134-0x0000000000401364-mapping.dmp
memory/1380-137-0x00000000033B0000-0x0000000003503000-memory.dmp
memory/1380-138-0x00000000033B1000-0x00000000034AD000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2021-07-13 13:37
Reported
2021-07-13 13:40
Platform
win7v20210410
Max time kernel
139s
Max time network
185s
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\80099d016219e9682b1e217586f5cad1.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\80099d016219e9682b1e217586f5cad1.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1104 set thread context of 332 | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe |
| PID 332 set thread context of 1508 | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe | C:\Program Files (x86)\Internet Explorer\iexplore.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.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\80099d016219e9682b1e217586f5cad1.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\80099d016219e9682b1e217586f5cad1.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe
"C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe"
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.exe
C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Users\Admin\AppData\Local\Temp\80099d016219e9682b1e217586f5cad1.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/1104-59-0x00000000002C0000-0x00000000002C1000-memory.dmp
memory/1104-61-0x00000000043B0000-0x00000000043B1000-memory.dmp
memory/1104-62-0x0000000004460000-0x00000000044BB000-memory.dmp
memory/1104-67-0x0000000005BE0000-0x0000000005C3E000-memory.dmp
memory/1104-68-0x00000000043B5000-0x00000000043C6000-memory.dmp
memory/332-70-0x00000000004010B8-mapping.dmp
memory/332-69-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1508-73-0x0000000000400000-0x0000000000444000-memory.dmp
memory/1508-74-0x0000000000401364-mapping.dmp
memory/1508-75-0x0000000000620000-0x0000000000773000-memory.dmp
memory/1508-78-0x0000000075EF1000-0x0000000075EF3000-memory.dmp