Analysis Overview
SHA256
28e85f358edc05e8b745aa1e0253b3baed0d4083a2bbe92219e1b2c8ed25bc9a
Threat Level: Known bad
The file 926fcb9483faa39dd93c8442e43af9285844a1fbbe493f3e4731bbbaecffb732.zip was found to be: Known bad.
Malicious Activity Summary
Systembc family
Blocklisted process makes network request
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-04-21 13:55
Signatures
Systembc family
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-21 13:55
Reported
2023-04-21 13:58
Platform
win7-20230220-en
Max time kernel
30s
Max time network
136s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1524 wrote to memory of 1568 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1524 wrote to memory of 1568 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1524 wrote to memory of 1568 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1524 wrote to memory of 1568 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1524 wrote to memory of 1568 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1524 wrote to memory of 1568 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1524 wrote to memory of 1568 | 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\C\ProgramData\Sentinel\AFUCache\926fcb9483faa39dd93c8442e43af9285844a1fbbe493f3e4731bbbaecffb732.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\C\ProgramData\Sentinel\AFUCache\926fcb9483faa39dd93c8442e43af9285844a1fbbe493f3e4731bbbaecffb732.dll,#1
Network
| Country | Destination | Domain | Proto |
| LT | 93.115.25.41:443 | tcp |
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-04-21 13:55
Reported
2023-04-21 13:58
Platform
win10v2004-20230220-en
Max time kernel
80s
Max time network
136s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1628 wrote to memory of 2932 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1628 wrote to memory of 2932 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1628 wrote to memory of 2932 | 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\C\ProgramData\Sentinel\AFUCache\926fcb9483faa39dd93c8442e43af9285844a1fbbe493f3e4731bbbaecffb732.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\C\ProgramData\Sentinel\AFUCache\926fcb9483faa39dd93c8442e43af9285844a1fbbe493f3e4731bbbaecffb732.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.78.101.95.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| LT | 93.115.25.41:443 | tcp | |
| US | 8.8.8.8:53 | 41.25.115.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.8.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 93.184.220.29:80 | tcp | |
| NL | 84.53.175.11:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp |