Analysis Overview
SHA256
798281b4ddeb59cd38c9d39805434e12af3c59b598eb733b46f7bc311623affb
Threat Level: Shows suspicious behavior
The file fvZwhyC.exe was found to be: Shows suspicious behavior.
Malicious Activity Summary
VMProtect packed file
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-05-14 21:08
Signatures
VMProtect 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
2024-05-14 21:08
Reported
2024-05-14 21:09
Platform
win10v2004-20240508-en
Max time kernel
15s
Max time network
18s
Command Line
Signatures
VMProtect packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fvZwhyC.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fvZwhyC.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fvZwhyC.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2408 wrote to memory of 4728 | N/A | C:\Users\Admin\AppData\Local\Temp\fvZwhyC.exe | C:\Windows\system32\cmd.exe |
| PID 2408 wrote to memory of 4728 | N/A | C:\Users\Admin\AppData\Local\Temp\fvZwhyC.exe | C:\Windows\system32\cmd.exe |
| PID 4728 wrote to memory of 760 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\certutil.exe |
| PID 4728 wrote to memory of 760 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\certutil.exe |
| PID 4728 wrote to memory of 3936 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\find.exe |
| PID 4728 wrote to memory of 3936 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\find.exe |
| PID 4728 wrote to memory of 3032 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\find.exe |
| PID 4728 wrote to memory of 3032 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\find.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\fvZwhyC.exe
"C:\Users\Admin\AppData\Local\Temp\fvZwhyC.exe"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\fvZwhyC.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
C:\Windows\system32\certutil.exe
certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\fvZwhyC.exe" MD5
C:\Windows\system32\find.exe
find /i /v "md5"
C:\Windows\system32\find.exe
find /i /v "certutil"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | keyauth.win | udp |
| US | 172.67.72.57:443 | keyauth.win | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.72.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | x2.c.lencr.org | udp |
| BE | 2.21.17.29:80 | x2.c.lencr.org | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.106:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 29.17.21.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.197.79.204.in-addr.arpa | udp |
| N/A | 127.0.0.1:56960 | tcp | |
| N/A | 127.0.0.1:56962 | tcp | |
| NL | 23.62.61.106:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 106.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 172.67.72.57:443 | keyauth.win | tcp |
| N/A | 127.0.0.1:56976 | tcp | |
| N/A | 127.0.0.1:56978 | tcp |
Files
memory/2408-0-0x00000001400BE000-0x00000001403F7000-memory.dmp
memory/2408-3-0x0000000140000000-0x000000014092B000-memory.dmp
memory/2408-2-0x00007FFB38CA0000-0x00007FFB38CA2000-memory.dmp
memory/2408-1-0x00007FFB38C90000-0x00007FFB38C92000-memory.dmp
memory/2408-7-0x00000001400BE000-0x00000001403F7000-memory.dmp
memory/2408-8-0x0000000140000000-0x000000014092B000-memory.dmp