Analysis Overview
SHA256
5409ba01037c586c729d8bda05492461ce1c88e565a13c181b7f5cb49bb5902e
Threat Level: Known bad
The file 628bc58.dll was found to be: Known bad.
Malicious Activity Summary
Gozi_ifsb family
Blocklisted process makes network request
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-08-03 13:47
Signatures
Gozi_ifsb family
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-03 13:47
Reported
2022-08-03 13:49
Platform
win7-20220718-en
Max time kernel
42s
Max time network
45s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 872 wrote to memory of 2012 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 872 wrote to memory of 2012 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 872 wrote to memory of 2012 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 872 wrote to memory of 2012 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 872 wrote to memory of 2012 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 872 wrote to memory of 2012 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 872 wrote to memory of 2012 | 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\628bc58.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\628bc58.dll,#1
Network
Files
memory/2012-54-0x0000000000000000-mapping.dmp
memory/2012-55-0x00000000758B1000-0x00000000758B3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-03 13:47
Reported
2022-08-03 13:49
Platform
win10v2004-20220722-en
Max time kernel
142s
Max time network
145s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
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 3924 wrote to memory of 4468 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3924 wrote to memory of 4468 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3924 wrote to memory of 4468 | 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\628bc58.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\628bc58.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4468 -ip 4468
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 700
Network
| Country | Destination | Domain | Proto |
| US | 173.232.146.100:8080 | tcp |
Files
memory/4468-132-0x0000000000000000-mapping.dmp