Analysis Overview
SHA256
032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e
Threat Level: Known bad
The file 032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e was found to be: Known bad.
Malicious Activity Summary
Kutaki Executable
Kutaki
Kutaki family
Executes dropped EXE
Loads dropped DLL
Drops startup file
Maps connected drives based on registry
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-05-28 01:22
Signatures
Kutaki Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Kutaki family
Analysis: behavioral1
Detonation Overview
Submitted
2022-05-28 01:22
Reported
2022-05-28 03:52
Platform
win7-20220414-en
Max time kernel
107s
Max time network
50s
Command Line
Signatures
Kutaki
Kutaki Executable
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe | C:\Users\Admin\AppData\Local\Temp\032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe | C:\Users\Admin\AppData\Local\Temp\032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e.exe
"C:\Users\Admin\AppData\Local\Temp\032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe"
Network
Files
memory/1984-56-0x0000000076571000-0x0000000076573000-memory.dmp
memory/2032-57-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe
| MD5 | 5f27bb40eb33d56669235b43214ed7b9 |
| SHA1 | 9b9326e6771a1e5130c47664a984a8112ebf826c |
| SHA256 | 032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e |
| SHA512 | ae49f24963e3b8dc093f6db313658659bbb73c805c91f0a271126b41146c19c3fe94be705c30614d9e996e55ba874536fe70badccc8a11aa04af9ee65b982d9f |
memory/1752-60-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe
| MD5 | 5f27bb40eb33d56669235b43214ed7b9 |
| SHA1 | 9b9326e6771a1e5130c47664a984a8112ebf826c |
| SHA256 | 032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e |
| SHA512 | ae49f24963e3b8dc093f6db313658659bbb73c805c91f0a271126b41146c19c3fe94be705c30614d9e996e55ba874536fe70badccc8a11aa04af9ee65b982d9f |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fepsudch.exe
| MD5 | 5f27bb40eb33d56669235b43214ed7b9 |
| SHA1 | 9b9326e6771a1e5130c47664a984a8112ebf826c |
| SHA256 | 032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e |
| SHA512 | ae49f24963e3b8dc093f6db313658659bbb73c805c91f0a271126b41146c19c3fe94be705c30614d9e996e55ba874536fe70badccc8a11aa04af9ee65b982d9f |
Analysis: behavioral2
Detonation Overview
Submitted
2022-05-28 01:22
Reported
2022-05-28 03:52
Platform
win10v2004-20220414-en
Max time kernel
111s
Max time network
145s
Command Line
Signatures
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e.exe
"C:\Users\Admin\AppData\Local\Temp\032f83f031fb5615cf82d5aae71e8cd20fe8efe741890aab85cf8856398b768e.exe"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| GB | 51.132.193.105:443 | tcp | |
| US | 8.253.208.112:80 | tcp | |
| US | 8.253.208.112:80 | tcp | |
| US | 8.253.208.112:80 | tcp | |
| FR | 2.18.109.224:443 | tcp | |
| US | 104.18.24.243:80 | tcp |