Analysis Overview
SHA256
da581d23ecb8dc00db136f253081d61e136a5f5ea819bd86129ad7b7edcdf9ff
Threat Level: Known bad
The file 6fa55c695c996793975f6ace567013c0N.exe was found to be: Known bad.
Malicious Activity Summary
Dridex
Dridex Loader
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-16 03:17
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-16 03:17
Reported
2024-08-16 03:19
Platform
win7-20240705-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Dridex
Dridex Loader
| Description | Indicator | Process | Target |
| 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\6fa55c695c996793975f6ace567013c0N.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6fa55c695c996793975f6ace567013c0N.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 220
Network
Files
memory/1960-0-0x0000000000190000-0x0000000000196000-memory.dmp
memory/1960-1-0x00000000745B0000-0x00000000745DF000-memory.dmp
memory/1960-3-0x0000000000190000-0x0000000000196000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-16 03:17
Reported
2024-08-16 03:19
Platform
win10v2004-20240802-en
Max time kernel
103s
Max time network
103s
Command Line
Signatures
Dridex
Dridex Loader
| Description | Indicator | Process | Target |
| 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 928 wrote to memory of 1828 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 928 wrote to memory of 1828 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 928 wrote to memory of 1828 | 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\6fa55c695c996793975f6ace567013c0N.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6fa55c695c996793975f6ace567013c0N.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1828 -ip 1828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1828 -s 616
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/1828-0-0x0000000000E50000-0x0000000000E56000-memory.dmp
memory/1828-1-0x0000000074DA0000-0x0000000074DCF000-memory.dmp
memory/1828-3-0x0000000000E50000-0x0000000000E56000-memory.dmp