Analysis Overview
SHA256
a670c683bfd2a0dc75a9b5fba8f491ec4126b1f0908a469687664a9023ad8b19
Threat Level: Known bad
The file unpack was found to be: Known bad.
Malicious Activity Summary
Kutaki Executable
Kutaki family
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-05-09 17:21
Signatures
Kutaki Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Kutaki family
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-09 17:21
Reported
2022-05-09 17:24
Platform
win7-20220414-en
Max time kernel
42s
Max time network
46s
Command Line
Signatures
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1552 wrote to memory of 1748 | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1552 wrote to memory of 1748 | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1552 wrote to memory of 1748 | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1552 wrote to memory of 1748 | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\unpack.exe
"C:\Users\Admin\AppData\Local\Temp\unpack.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
Network
Files
memory/1552-56-0x0000000075B61000-0x0000000075B63000-memory.dmp
memory/1748-57-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-09 17:21
Reported
2022-05-09 17:24
Platform
win10v2004-20220414-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1944 wrote to memory of 3372 | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1944 wrote to memory of 3372 | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1944 wrote to memory of 3372 | N/A | C:\Users\Admin\AppData\Local\Temp\unpack.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\unpack.exe
"C:\Users\Admin\AppData\Local\Temp\unpack.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
Network
| Country | Destination | Domain | Proto |
| NL | 20.190.160.67:443 | tcp | |
| NL | 20.190.160.67:443 | tcp | |
| NL | 20.190.160.67:443 | tcp | |
| NL | 20.190.160.67:443 | tcp | |
| NL | 20.190.160.136:443 | tcp | |
| NL | 20.190.160.136:443 | tcp | |
| NL | 20.190.160.136:443 | tcp | |
| NL | 20.190.160.136:443 | tcp | |
| US | 52.182.143.208:443 | tcp | |
| NL | 20.190.160.71:443 | tcp | |
| NL | 20.190.160.71:443 | tcp | |
| NL | 20.190.160.71:443 | tcp | |
| NL | 20.190.160.67:443 | tcp | |
| NL | 20.190.160.67:443 | tcp | |
| NL | 20.190.160.67:443 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 87.248.202.1:80 | tcp | |
| NL | 20.190.160.71:443 | tcp | |
| NL | 20.190.160.129:443 | tcp | |
| NL | 20.190.160.129:443 | tcp | |
| NL | 20.190.160.129:443 | tcp | |
| NL | 20.190.160.136:443 | tcp | |
| NL | 20.190.160.136:443 | tcp | |
| NL | 20.190.160.136:443 | tcp | |
| NL | 20.190.160.129:443 | tcp | |
| NL | 20.190.160.75:443 | tcp | |
| NL | 20.190.160.75:443 | tcp | |
| NL | 20.190.160.75:443 | tcp | |
| NL | 20.190.160.71:443 | tcp | |
| NL | 20.190.160.71:443 | tcp | |
| NL | 20.190.160.71:443 | tcp | |
| NL | 20.190.160.75:443 | tcp | |
| NL | 20.190.160.134:443 | tcp | |
| NL | 20.190.160.134:443 | tcp | |
| NL | 20.190.160.134:443 | tcp | |
| NL | 20.190.160.129:443 | tcp | |
| NL | 20.190.160.129:443 | tcp | |
| NL | 20.190.160.129:443 | tcp | |
| NL | 20.190.160.134:443 | tcp | |
| NL | 20.190.160.75:443 | tcp | |
| NL | 20.190.160.75:443 | tcp | |
| NL | 20.190.160.75:443 | tcp | |
| NL | 20.190.160.4:443 | tcp | |
| NL | 20.190.160.134:443 | tcp | |
| NL | 20.190.160.134:443 | tcp | |
| NL | 20.190.160.134:443 | tcp |
Files
memory/3372-132-0x0000000000000000-mapping.dmp