Analysis Overview
SHA256
aa17163a9063154feead2ea555f5ad8bdc520db2ccbf8fdb24483c150f7a2ee5
Threat Level: Known bad
The file aa17163a9063154feead2ea555f5ad8bdc520db2ccbf8fdb24483c150f7a2ee5N was found to be: Known bad.
Malicious Activity Summary
Dridex
Dridex family
Dridex Loader
Unsigned PE
Program crash
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-09 21:33
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 21:33
Reported
2024-11-09 21:35
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
95s
Command Line
Signatures
Dridex
Dridex family
Dridex Loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4932 wrote to memory of 3356 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4932 wrote to memory of 3356 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4932 wrote to memory of 3356 | 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\aa17163a9063154feead2ea555f5ad8bdc520db2ccbf8fdb24483c150f7a2ee5N.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa17163a9063154feead2ea555f5ad8bdc520db2ccbf8fdb24483c150f7a2ee5N.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3356 -ip 3356
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3356 -s 616
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/3356-0-0x0000000000B70000-0x0000000000B76000-memory.dmp
memory/3356-1-0x0000000075660000-0x000000007568F000-memory.dmp
memory/3356-2-0x0000000075660000-0x000000007568F000-memory.dmp
memory/3356-3-0x0000000000B70000-0x0000000000B76000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-09 21:33
Reported
2024-11-09 21:35
Platform
win7-20240903-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Dridex
Dridex family
Dridex Loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa17163a9063154feead2ea555f5ad8bdc520db2ccbf8fdb24483c150f7a2ee5N.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa17163a9063154feead2ea555f5ad8bdc520db2ccbf8fdb24483c150f7a2ee5N.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 220
Network
Files
memory/3020-0-0x0000000074680000-0x00000000746AF000-memory.dmp
memory/3020-2-0x0000000000150000-0x0000000000156000-memory.dmp
memory/3020-3-0x0000000074680000-0x00000000746AF000-memory.dmp