Analysis Overview
SHA256
5bd64a7b018db5b4538d8077ad7a50871dc6c5682a1f151cc5e8a42673e4384f
Threat Level: Known bad
The file 20230308_unpacked_gozi.bin.dll was found to be: Known bad.
Malicious Activity Summary
Gozi family
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-03-08 08:46
Signatures
Gozi family
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-08 08:46
Reported
2023-03-08 08:48
Platform
win7-20230220-en
Max time kernel
31s
Max time network
33s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1320 wrote to memory of 1544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1320 wrote to memory of 1544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1320 wrote to memory of 1544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1320 wrote to memory of 1544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1320 wrote to memory of 1544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1320 wrote to memory of 1544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1320 wrote to memory of 1544 | 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\20230308_unpacked_gozi.bin.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\20230308_unpacked_gozi.bin.dll,#1
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-08 08:46
Reported
2023-03-08 08:48
Platform
win10v2004-20230220-en
Max time kernel
85s
Max time network
140s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4232 wrote to memory of 1532 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4232 wrote to memory of 1532 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4232 wrote to memory of 1532 | 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\20230308_unpacked_gozi.bin.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\20230308_unpacked_gozi.bin.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 20.42.73.25:443 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| US | 8.8.8.8:53 | 234.238.32.23.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp |