Analysis Overview
SHA256
64eb761e7ec0ccfd080a70bd1c6a34de92a5e9aea591793ae08155a211ad3726
Threat Level: Known bad
The file readme was found to be: Known bad.
Malicious Activity Summary
Gozi, Gozi IFSB
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-03-22 14:52
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-03-22 14:52
Reported
2022-03-22 14:54
Platform
win7-20220310-en
Max time kernel
4294183s
Max time network
125s
Command Line
Signatures
Gozi, Gozi IFSB
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
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
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1652 -s 224
Network
Files
memory/1652-54-0x00000000753C1000-0x00000000753C3000-memory.dmp
memory/1652-56-0x0000000000160000-0x000000000016E000-memory.dmp
memory/1652-55-0x0000000000160000-0x000000000016E000-memory.dmp
memory/1652-58-0x0000000000160000-0x000000000016E000-memory.dmp
memory/1652-59-0x0000000000140000-0x000000000014C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-03-22 14:52
Reported
2022-03-22 14:54
Platform
win10v2004-20220310-en
Max time kernel
138s
Max time network
141s
Command Line
Signatures
Gozi, Gozi IFSB
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3836 wrote to memory of 4788 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3836 wrote to memory of 4788 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3836 wrote to memory of 4788 | 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
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4788 -ip 4788
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4788 -s 604
Network
| Country | Destination | Domain | Proto |
| US | 93.184.220.29:80 | tcp | |
| US | 8.8.8.8:53 | licensing.mp.microsoft.com | udp |
| US | 20.96.63.25:443 | licensing.mp.microsoft.com | tcp |
| US | 8.8.8.8:53 | storesdk.dsx.mp.microsoft.com | udp |
| FR | 2.18.109.224:443 | storesdk.dsx.mp.microsoft.com | tcp |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 20.96.63.25:443 | licensing.mp.microsoft.com | tcp |
| US | 20.96.63.25:443 | licensing.mp.microsoft.com | tcp |
| US | 20.96.63.25:443 | licensing.mp.microsoft.com | tcp |
| NL | 13.69.109.131:443 | tcp |
Files
memory/4788-134-0x0000000000550000-0x00000000005F8000-memory.dmp
memory/4788-135-0x00000000006A0000-0x00000000006AE000-memory.dmp
memory/4788-136-0x00000000006A0000-0x00000000006AE000-memory.dmp
memory/4788-138-0x00000000006A0000-0x00000000006AE000-memory.dmp
memory/4788-139-0x0000000000670000-0x000000000067C000-memory.dmp