Analysis Overview
SHA256
60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886
Threat Level: Shows suspicious behavior
The file 60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Deletes itself
Checks computer location settings
Indicator Removal: File Deletion
UPX packed file
Drops file in Windows directory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Checks processor information in registry
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 09:10
Signatures
UPX 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
2024-11-13 09:10
Reported
2024-11-13 09:12
Platform
win7-20240903-en
Max time kernel
110s
Max time network
94s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Debug\iuyhost.exe | N/A |
Indicator Removal: File Deletion
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Debug\iuyhost.exe | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | N/A |
| File opened for modification | C:\Windows\Debug\iuyhost.exe | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Debug\iuyhost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\Debug\iuyhost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\Debug\iuyhost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2596 wrote to memory of 2316 | N/A | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2596 wrote to memory of 2316 | N/A | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2596 wrote to memory of 2316 | N/A | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2596 wrote to memory of 2316 | N/A | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe
"C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe"
C:\Windows\Debug\iuyhost.exe
C:\Windows\Debug\iuyhost.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\60437F~1.EXE > nul
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| HK | 103.235.47.188:80 | www.baidu.com | tcp |
| US | 8.8.8.8:53 | M98dP3XdpQ.nnnn.eu.org | udp |
| US | 8.8.8.8:53 | wpppgX0kZe.nnnn.eu.org | udp |
Files
memory/2596-0-0x0000000000400000-0x000000000040E000-memory.dmp
C:\Windows\debug\iuyhost.exe
| MD5 | a8acecdde691075ec7821599b0d475f2 |
| SHA1 | 90cf20e7efc8dd19051284b5ff58d3f1b3af9216 |
| SHA256 | 161b23fa88537448bc178f4fb690be28d869f0ab10d5ece53c8297f377c41f73 |
| SHA512 | 439198492c418ba96addddb844455e5e0314763c293c01a7f2832618b1a58cc439b3e74d7d329a6f332e32d2f29de52e0caf3f96a23101a376c07f9fcdf2163b |
memory/2596-4-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2428-5-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2428-11-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2428-14-0x0000000000400000-0x000000000040E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-13 09:10
Reported
2024-11-13 09:12
Platform
win10v2004-20241007-en
Max time kernel
111s
Max time network
95s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Debug\akmhost.exe | N/A |
Indicator Removal: File Deletion
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Debug\akmhost.exe | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | N/A |
| File opened for modification | C:\Windows\Debug\akmhost.exe | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Debug\akmhost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\Debug\akmhost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\Debug\akmhost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1952 wrote to memory of 4652 | N/A | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1952 wrote to memory of 4652 | N/A | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1952 wrote to memory of 4652 | N/A | C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe
"C:\Users\Admin\AppData\Local\Temp\60437f4f08f9afecdcf55a0faa139ddbc2b3e9161805f3532612a7ca27e22886.exe"
C:\Windows\Debug\akmhost.exe
C:\Windows\Debug\akmhost.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\60437F~1.EXE > nul
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.baidu.com | udp |
| HK | 103.235.46.96:80 | www.baidu.com | tcp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 96.46.235.103.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | Q0GFmODP8m.nnnn.eu.org | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0CRQXMDXMU.nnnn.eu.org | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/1952-0-0x0000000000400000-0x000000000040E000-memory.dmp
C:\Windows\Debug\akmhost.exe
| MD5 | b682ac6d0a07970c8c5d71ff08df90e5 |
| SHA1 | 3f967b362913b8a7f891e99b459b4fe2445caf31 |
| SHA256 | ea46a0dd43dbe3a57fa8f84508dc5316cafe4029c51c41cd118ec15bc0aef6a6 |
| SHA512 | 771f2e19b1b3ecd098b14464f39b3a41900054afb790391ca8376acc323072c8520750e47a9e45c9077a48e26276abad0c71755089bc1056c3c0e0566d94b7d0 |
memory/1952-6-0x0000000000400000-0x000000000040E000-memory.dmp
memory/3556-7-0x0000000000400000-0x000000000040E000-memory.dmp
memory/3556-13-0x0000000000400000-0x000000000040E000-memory.dmp
memory/3556-16-0x0000000000400000-0x000000000040E000-memory.dmp