Analysis Overview
SHA256
dcac9c98f6f51362bbcd26e9509a2d4a03d4427d50b000528842ec0b00ca7f0f
Threat Level: Shows suspicious behavior
The file b3f0afe4e3456523502d6ef1d0c402b4 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
ASPack v2.12-2.42
Loads dropped DLL
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-05 05:47
Signatures
ASPack v2.12-2.42
| 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
2024-03-05 05:47
Reported
2024-03-05 05:50
Platform
win7-20240221-en
Max time kernel
119s
Max time network
119s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\Wizet\Maple\npkcrypt.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b3f0afe4e3456523502d6ef1d0c402b4.exe
"C:\Users\Admin\AppData\Local\Temp\b3f0afe4e3456523502d6ef1d0c402b4.exe"
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" "C:\Users\Admin\Favorites\hfdf.hlp" InstallHook1
Network
Files
C:\Users\Admin\Favorites\hfdf.hlp
| MD5 | 5ae5fbaa678e08e5d136826a8de7cc16 |
| SHA1 | 0b4192bc6a527856f3a7a70d29d171cbbef64286 |
| SHA256 | f59fa8cef0dd4d2583c9080f65fa7b4e4c956d1e2c5c2be0d741c435a86002de |
| SHA512 | e8bf55ff6e43712c88181e7c0adc9b2082a476199d03fe1b8167d4e978d8285a1db02a6f626b89f3a52624967978f8d0cbeddeb4ef3edd9298af39d35fa394b4 |
memory/1932-4-0x00000000001D0000-0x00000000001E6000-memory.dmp
memory/2752-5-0x0000000000400000-0x000000000041F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-05 05:47
Reported
2024-03-05 05:50
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\b3f0afe4e3456523502d6ef1d0c402b4.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\Wizet\Maple\npkcrypt.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1364 wrote to memory of 4524 | N/A | C:\Users\Admin\AppData\Local\Temp\b3f0afe4e3456523502d6ef1d0c402b4.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1364 wrote to memory of 4524 | N/A | C:\Users\Admin\AppData\Local\Temp\b3f0afe4e3456523502d6ef1d0c402b4.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1364 wrote to memory of 4524 | N/A | C:\Users\Admin\AppData\Local\Temp\b3f0afe4e3456523502d6ef1d0c402b4.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b3f0afe4e3456523502d6ef1d0c402b4.exe
"C:\Users\Admin\AppData\Local\Temp\b3f0afe4e3456523502d6ef1d0c402b4.exe"
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" "C:\Users\Admin\Favorites\hfdf.hlp" InstallHook1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 211.135.221.88.in-addr.arpa | udp |
Files
C:\Users\Admin\Favorites\hfdf.hlp
| MD5 | 5ae5fbaa678e08e5d136826a8de7cc16 |
| SHA1 | 0b4192bc6a527856f3a7a70d29d171cbbef64286 |
| SHA256 | f59fa8cef0dd4d2583c9080f65fa7b4e4c956d1e2c5c2be0d741c435a86002de |
| SHA512 | e8bf55ff6e43712c88181e7c0adc9b2082a476199d03fe1b8167d4e978d8285a1db02a6f626b89f3a52624967978f8d0cbeddeb4ef3edd9298af39d35fa394b4 |
memory/1364-4-0x0000000000400000-0x000000000041F000-memory.dmp