Analysis Overview
SHA256
7cbb379e78c7c547cfd1957ccaa0be899cb97df3d001605c9bd51cd70d975886
Threat Level: Known bad
The file readme.exe 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
2022-03-21 07:57
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-03-21 07:57
Reported
2022-03-21 07:59
Platform
win7-20220311-en
Max time kernel
4294184s
Max time network
122s
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 1808 -s 224
Network
Files
memory/1808-54-0x0000000075081000-0x0000000075083000-memory.dmp
memory/1808-55-0x0000000000760000-0x00000000007D6000-memory.dmp
memory/1808-57-0x0000000000170000-0x000000000017E000-memory.dmp
memory/1808-56-0x0000000000170000-0x000000000017E000-memory.dmp
memory/1808-59-0x0000000000170000-0x000000000017E000-memory.dmp
memory/1808-60-0x00000000000D0000-0x00000000000DC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-03-21 07:57
Reported
2022-03-21 07:59
Platform
win10v2004-en-20220113
Max time kernel
131s
Max time network
135s
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 |