Analysis Overview
SHA256
ff2f46ca0fb425eaea52a71c3126ef13280be3ab4f81dc165920b46e55948d6c
Threat Level: Known bad
The file ff2f46ca0fb425eaea52a71c3126ef13280be3ab4f81dc165920b46e55948d6c was found to be: Known bad.
Malicious Activity Summary
TA505
UPX packed file
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-02-01 15:57
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-01 15:57
Reported
2022-02-02 06:36
Platform
win7-en-20211208
Max time kernel
117s
Max time network
137s
Command Line
Signatures
TA505
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1612 wrote to memory of 1396 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1612 wrote to memory of 1396 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1612 wrote to memory of 1396 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1612 wrote to memory of 1396 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1612 wrote to memory of 1396 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1612 wrote to memory of 1396 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1612 wrote to memory of 1396 | 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\ff2f46ca0fb425eaea52a71c3126ef13280be3ab4f81dc165920b46e55948d6c.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff2f46ca0fb425eaea52a71c3126ef13280be3ab4f81dc165920b46e55948d6c.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | windows-se-update.com | udp |
Files
memory/1396-55-0x0000000075AC1000-0x0000000075AC3000-memory.dmp
memory/1396-56-0x00000000001A0000-0x00000000001A1000-memory.dmp
memory/1396-57-0x0000000010000000-0x0000000010047000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-01 15:57
Reported
2022-02-02 06:36
Platform
win10v2004-en-20220112
Max time kernel
87s
Max time network
172s
Command Line
Signatures
TA505
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3972 wrote to memory of 2440 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3972 wrote to memory of 2440 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3972 wrote to memory of 2440 | 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\ff2f46ca0fb425eaea52a71c3126ef13280be3ab4f81dc165920b46e55948d6c.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff2f46ca0fb425eaea52a71c3126ef13280be3ab4f81dc165920b46e55948d6c.dll,#1
Network
| Country | Destination | Domain | Proto |
| NL | 104.80.224.57:443 | tcp | |
| BE | 8.238.110.126:80 | tcp | |
| BE | 8.238.110.126:80 | tcp | |
| NL | 92.123.77.43:80 | tcp | |
| US | 8.8.8.8:53 | settings-win.data.microsoft.com | udp |
| US | 52.167.249.196:443 | settings-win.data.microsoft.com | tcp |
| US | 72.21.91.29:80 | tcp | |
| US | 8.8.8.8:53 | windows-se-update.com | udp |
| US | 72.21.91.29:80 | tcp |
Files
memory/2440-130-0x0000000003260000-0x0000000003261000-memory.dmp
memory/2440-131-0x0000000010000000-0x0000000010047000-memory.dmp