Analysis Overview
SHA256
836fdeb788a6c60b64f7b77b4428316dea2a1c6ee823735a8b9ab6e99d03c937
Threat Level: Shows suspicious behavior
The file 836fdeb788a6c60b64f7b77b4428316dea2a1c6ee823735a8b9ab6e99d03c937 was found to be: Shows suspicious behavior.
Malicious Activity Summary
VMProtect packed file
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-07 17:29
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
2023-12-07 17:29
Reported
2023-12-07 17:32
Platform
win7-20231130-en
Max time kernel
118s
Max time network
119s
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 |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\836fdeb788a6c60b64f7b77b4428316dea2a1c6ee823735a8b9ab6e99d03c937.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\836fdeb788a6c60b64f7b77b4428316dea2a1c6ee823735a8b9ab6e99d03c937.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 220
Network
Files
memory/2532-0-0x0000000074F60000-0x0000000074FAA000-memory.dmp
memory/2532-1-0x0000000074F10000-0x0000000074F5A000-memory.dmp
memory/2532-2-0x0000000074F60000-0x0000000074FAA000-memory.dmp
memory/2532-3-0x0000000074F10000-0x0000000074F5A000-memory.dmp
memory/2532-5-0x0000000074F10000-0x0000000074F5A000-memory.dmp
memory/2532-4-0x0000000074F60000-0x0000000074FAA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-07 17:29
Reported
2023-12-07 17:32
Platform
win10v2004-20231130-en
Max time kernel
139s
Max time network
121s
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 |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 884 wrote to memory of 4896 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 884 wrote to memory of 4896 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 884 wrote to memory of 4896 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\836fdeb788a6c60b64f7b77b4428316dea2a1c6ee823735a8b9ab6e99d03c937.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\836fdeb788a6c60b64f7b77b4428316dea2a1c6ee823735a8b9ab6e99d03c937.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4896 -ip 4896
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 604
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | 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 | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 179.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 201.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 175.178.17.96.in-addr.arpa | udp |
Files
memory/4896-0-0x0000000074C70000-0x0000000074CBA000-memory.dmp
memory/4896-1-0x0000000074C70000-0x0000000074CBA000-memory.dmp
memory/4896-2-0x0000000074C70000-0x0000000074CBA000-memory.dmp