Analysis Overview
SHA256
41ed4f18b095f8a28dcb2f1a046fdd60de60321847eea7fa7b792b94017437a0
Threat Level: Known bad
The file 41ed4f18b095f8a28dcb2f1a046fdd60de60321847eea7fa7b792b94017437a0 was found to be: Known bad.
Malicious Activity Summary
TA505
UPX packed file
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-02-01 16:12
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-01 16:12
Reported
2022-02-02 06:53
Platform
win10v2004-en-20220113
Max time kernel
36s
Max time network
96s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2752 wrote to memory of 5056 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2752 wrote to memory of 5056 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2752 wrote to memory of 5056 | 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\41ed4f18b095f8a28dcb2f1a046fdd60de60321847eea7fa7b792b94017437a0.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\41ed4f18b095f8a28dcb2f1a046fdd60de60321847eea7fa7b792b94017437a0.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 13.107.4.50:80 | tcp | |
| US | 13.107.4.50:80 | tcp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-01 16:12
Reported
2022-02-02 06:52
Platform
win7-en-20211208
Max time kernel
118s
Max time network
142s
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 1520 wrote to memory of 1680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1520 wrote to memory of 1680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1520 wrote to memory of 1680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1520 wrote to memory of 1680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1520 wrote to memory of 1680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1520 wrote to memory of 1680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1520 wrote to memory of 1680 | 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\41ed4f18b095f8a28dcb2f1a046fdd60de60321847eea7fa7b792b94017437a0.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\41ed4f18b095f8a28dcb2f1a046fdd60de60321847eea7fa7b792b94017437a0.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | microsoft-live-us.com | udp |
Files
memory/1680-54-0x00000000766D1000-0x00000000766D3000-memory.dmp
memory/1680-55-0x0000000000170000-0x0000000000171000-memory.dmp
memory/1680-56-0x0000000010000000-0x0000000012044000-memory.dmp