Analysis Overview
SHA256
7107780930bf2cf64102e18ed81d74e244eaff05ae14341ac8b7818b9190be4c
Threat Level: Known bad
The file config.zip was found to be: Known bad.
Malicious Activity Summary
SystemBC
Blocklisted process makes network request
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-11-20 13:14
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-11-20 13:14
Reported
2023-11-20 13:16
Platform
win7-20231023-en
Max time kernel
119s
Max time network
135s
Command Line
Signatures
SystemBC
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1932 wrote to memory of 1972 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1932 wrote to memory of 1972 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1932 wrote to memory of 1972 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1932 wrote to memory of 1972 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1932 wrote to memory of 1972 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1932 wrote to memory of 1972 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1932 wrote to memory of 1972 | 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\config.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\config.dll,#1
Network
| Country | Destination | Domain | Proto |
| RU | 62.173.140.37:4001 | tcp |
Files
memory/1972-0-0x0000000000940000-0x0000000000A49000-memory.dmp
memory/1972-1-0x0000000000230000-0x0000000000237000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-11-20 13:14
Reported
2023-11-20 13:16
Platform
win10v2004-20231020-en
Max time kernel
143s
Max time network
153s
Command Line
Signatures
SystemBC
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5000 wrote to memory of 4000 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 5000 wrote to memory of 4000 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 5000 wrote to memory of 4000 | 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\config.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\config.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.177.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 137.78.101.95.in-addr.arpa | udp |
| RU | 62.173.140.37:4001 | tcp | |
| US | 8.8.8.8:53 | 37.140.173.62.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.78.101.95.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.201.50.20.in-addr.arpa | udp |
Files
memory/4000-0-0x0000000002DE0000-0x0000000002EE9000-memory.dmp
memory/4000-1-0x00000000014E0000-0x00000000014E7000-memory.dmp