Analysis Overview
SHA256
8ed0529363d69b1748385178a6e7f894652ab642d314a984ec19599d591fbdb4
Threat Level: Known bad
The file SecuriteInfo.com.Variant.Symmi.62789.26543.32407 was found to be: Known bad.
Malicious Activity Summary
Kutaki family
Kutaki Executable
Checks computer location settings
Drops file in Windows directory
Enumerates physical storage devices
Modifies registry class
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-05-09 02:31
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 02:31
Reported
2022-05-09 02:35
Platform
win7-20220414-en
Max time kernel
29s
Max time network
49s
Command Line
Signatures
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\DllHost.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 892 wrote to memory of 1308 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 892 wrote to memory of 1308 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 892 wrote to memory of 1308 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 892 wrote to memory of 1308 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c C:\Users\Admin\AppData\Local\Temp\877976.bmp
C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
Network
Files
memory/892-56-0x0000000074B51000-0x0000000074B53000-memory.dmp
memory/1308-57-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-09 02:31
Reported
2022-05-09 02:34
Platform
win10v2004-20220414-en
Max time kernel
187s
Max time network
189s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation | C:\Windows\SysWOW64\cmd.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Debug\WIA\wiatrace.log | C:\Windows\SysWOW64\mspaint.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000_Classes\Local Settings | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\mspaint.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mspaint.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mspaint.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mspaint.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mspaint.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mspaint.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1408 wrote to memory of 4300 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1408 wrote to memory of 4300 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1408 wrote to memory of 4300 | N/A | C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4300 wrote to memory of 3116 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mspaint.exe |
| PID 4300 wrote to memory of 3116 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mspaint.exe |
| PID 4300 wrote to memory of 3116 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\mspaint.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Symmi.62789.26543.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c C:\Users\Admin\AppData\Local\Temp\877976.bmp
C:\Windows\SysWOW64\mspaint.exe
"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\877976.bmp"
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
Network
| Country | Destination | Domain | Proto |
| NL | 88.221.144.179:80 | tcp | |
| US | 20.42.73.26:443 | tcp | |
| IE | 20.54.110.249:443 | tcp | |
| NL | 88.221.144.192:80 | tcp | |
| NL | 87.248.202.1:80 | tcp | |
| NL | 87.248.202.1:80 | tcp | |
| FR | 2.18.109.224:443 | tcp | |
| US | 8.8.8.8:53 | 151.122.125.40.in-addr.arpa | udp |
Files
memory/4300-132-0x0000000000000000-mapping.dmp
memory/3116-133-0x0000000000000000-mapping.dmp