Analysis Overview
SHA256
42a1d2a7885898c85524a6b18550a9e01b86e5ad1c33af845b6ae1450ef69bfe
Threat Level: Known bad
The file readme.exe was found to be: Known bad.
Malicious Activity Summary
Gozi, Gozi IFSB
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-03-23 05:17
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-03-23 05:17
Reported
2022-03-23 05:19
Platform
win7-20220310-en
Max time kernel
4294179s
Max time network
120s
Command Line
Signatures
Gozi, Gozi IFSB
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1996 wrote to memory of 1976 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1996 wrote to memory of 1976 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1996 wrote to memory of 1976 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1996 wrote to memory of 1976 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1996 wrote to memory of 1976 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1996 wrote to memory of 1976 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1996 wrote to memory of 1976 | 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\readme.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\readme.dll,#1
Network
Files
memory/1976-54-0x0000000000000000-mapping.dmp
memory/1976-55-0x0000000075041000-0x0000000075043000-memory.dmp
memory/1976-56-0x0000000000110000-0x000000000011E000-memory.dmp
memory/1976-57-0x0000000000110000-0x000000000011E000-memory.dmp
memory/1976-59-0x0000000000110000-0x000000000011E000-memory.dmp
memory/1976-58-0x0000000000110000-0x000000000011E000-memory.dmp
memory/1976-60-0x00000000000F0000-0x00000000000FC000-memory.dmp
memory/1976-61-0x0000000000110000-0x000000000011E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-03-23 05:17
Reported
2022-03-23 05:19
Platform
win10v2004-en-20220113
Max time kernel
145s
Max time network
148s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1032 wrote to memory of 2108 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1032 wrote to memory of 2108 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1032 wrote to memory of 2108 | 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\readme.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\readme.dll,#1
Network
| Country | Destination | Domain | Proto |
| NL | 8.248.5.254:80 | tcp | |
| NL | 8.248.5.254:80 | tcp |
Files
memory/2108-130-0x0000000000000000-mapping.dmp
memory/2108-131-0x0000000002080000-0x0000000002128000-memory.dmp