Analysis Overview
SHA256
a407101bb3f2cf7f34ee5b0025fa80d7c488dd7aa789522333461fa5d73b69e7
Threat Level: Known bad
The file a407101bb3f2cf7f34ee5b0025fa80d7c488dd7aa789522333461fa5d73b69e7 was found to be: Known bad.
Malicious Activity Summary
TA505
Blocklisted process makes network request
UPX packed file
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-02-01 16:04
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-01 16:04
Reported
2022-02-02 06:43
Platform
win7-en-20211208
Max time kernel
120s
Max time network
140s
Command Line
Signatures
TA505
Blocklisted process makes network request
| 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 |
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 1688 wrote to memory of 1588 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1688 wrote to memory of 1588 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1688 wrote to memory of 1588 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1688 wrote to memory of 1588 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1688 wrote to memory of 1588 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1688 wrote to memory of 1588 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1688 wrote to memory of 1588 | 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\a407101bb3f2cf7f34ee5b0025fa80d7c488dd7aa789522333461fa5d73b69e7.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a407101bb3f2cf7f34ee5b0025fa80d7c488dd7aa789522333461fa5d73b69e7.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | msonebox.com | udp |
| US | 204.11.56.48:443 | msonebox.com | tcp |
Files
memory/1588-54-0x0000000076421000-0x0000000076423000-memory.dmp
memory/1588-55-0x0000000000120000-0x0000000000121000-memory.dmp
memory/1588-56-0x0000000010000000-0x0000000010052000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-01 16:04
Reported
2022-02-02 06:43
Platform
win10v2004-en-20220112
Max time kernel
169s
Max time network
182s
Command Line
Signatures
TA505
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
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 2464 wrote to memory of 1596 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2464 wrote to memory of 1596 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2464 wrote to memory of 1596 | 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\a407101bb3f2cf7f34ee5b0025fa80d7c488dd7aa789522333461fa5d73b69e7.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a407101bb3f2cf7f34ee5b0025fa80d7c488dd7aa789522333461fa5d73b69e7.dll,#1
Network
| Country | Destination | Domain | Proto |
| IE | 40.126.31.4:443 | tcp | |
| US | 8.8.8.8:53 | settings-win.data.microsoft.com | udp |
| US | 52.167.17.97:443 | settings-win.data.microsoft.com | tcp |
| US | 8.8.8.8:53 | msonebox.com | udp |
| US | 204.11.56.48:443 | msonebox.com | tcp |
Files
memory/1596-130-0x0000000000BB0000-0x0000000000BB1000-memory.dmp
memory/1596-131-0x0000000010000000-0x0000000010052000-memory.dmp