Analysis Overview
SHA256
c43b5d3f736b3f86f0603f8f4afca144a5118c8d1a987df461378ce8cfd20036
Threat Level: Known bad
The file gozi.payload-disk was found to be: Known bad.
Malicious Activity Summary
Gozi family
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-03-21 11:09
Signatures
Gozi family
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-21 11:09
Reported
2023-03-21 11:12
Platform
win7-20230220-en
Max time kernel
31s
Max time network
33s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1720 wrote to memory of 1640 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1720 wrote to memory of 1640 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1720 wrote to memory of 1640 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1720 wrote to memory of 1640 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1720 wrote to memory of 1640 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1720 wrote to memory of 1640 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1720 wrote to memory of 1640 | 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\gozi.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\gozi.dll,#1
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-21 11:09
Reported
2023-03-21 11:12
Platform
win10v2004-20230221-en
Max time kernel
135s
Max time network
152s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4100 wrote to memory of 2968 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4100 wrote to memory of 2968 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4100 wrote to memory of 2968 | 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\gozi.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\gozi.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.175.53.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 141.145.190.20.in-addr.arpa | udp |
| US | 52.152.110.14:443 | tcp | |
| IE | 20.50.73.9:443 | tcp | |
| US | 8.8.8.8:53 | 58.104.205.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.74.101.95.in-addr.arpa | udp |
| US | 52.152.110.14:443 | tcp | |
| US | 8.8.8.8:53 | 62.13.109.52.in-addr.arpa | udp |
| US | 8.248.3.254:80 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| US | 8.248.3.254:80 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| US | 52.152.110.14:443 | tcp |