Analysis Overview
SHA256
3ffc3c329ace3bf652db9d8fdcdb7ef19fd1563d39b3ef3934e0170209f03382
Threat Level: Known bad
The file 6419864dceb72.tar was found to be: Known bad.
Malicious Activity Summary
Gozi
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-03-21 10:27
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-21 10:27
Reported
2023-03-21 10:29
Platform
win7-20230220-en
Max time kernel
141s
Max time network
36s
Command Line
Signatures
Gozi
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1304 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1304 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1304 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1304 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1304 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1304 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1304 wrote to memory of 1728 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\6419864dceb72.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\6419864dceb72.dll
Network
Files
memory/1728-54-0x0000000010000000-0x000000001000F000-memory.dmp
memory/1728-58-0x00000000001C0000-0x00000000001CE000-memory.dmp
memory/1728-63-0x0000000000200000-0x000000000020D000-memory.dmp
memory/1728-66-0x00000000000C0000-0x00000000000C1000-memory.dmp
memory/1728-67-0x0000000062540000-0x000000006257C000-memory.dmp
memory/1728-76-0x0000000062540000-0x000000006257C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-21 10:27
Reported
2023-03-21 10:29
Platform
win10v2004-20230220-en
Max time kernel
142s
Max time network
136s
Command Line
Signatures
Gozi
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1288 wrote to memory of 2044 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1288 wrote to memory of 2044 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1288 wrote to memory of 2044 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\6419864dceb72.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\6419864dceb72.dll
Network
| Country | Destination | Domain | Proto |
| DE | 162.19.139.184:2222 | tcp | |
| US | 8.8.8.8:53 | 176.122.125.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.122.125.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 216.74.101.95.in-addr.arpa | udp |
| US | 20.189.173.5:443 | tcp | |
| US | 8.8.8.8:53 | 0.77.109.52.in-addr.arpa | udp |
| NL | 8.238.177.126:80 | tcp | |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| NL | 8.238.177.126:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| GB | 52.123.242.66:80 | config.edge.skype.com | tcp |
| US | 8.8.8.8:53 | 66.242.123.52.in-addr.arpa | udp |
Files
memory/2044-133-0x0000000010000000-0x000000001000F000-memory.dmp
memory/2044-137-0x0000000000970000-0x000000000097E000-memory.dmp
memory/2044-142-0x0000000000950000-0x0000000000951000-memory.dmp
memory/2044-143-0x0000000000A40000-0x0000000000A4D000-memory.dmp
memory/2044-146-0x0000000062540000-0x000000006257C000-memory.dmp