Analysis Overview
SHA256
2b23faaeae5565f2b376d53b37fc88ed73f43fdd97f1edb6d1e72bb752f77578
Threat Level: Known bad
The file 2b23faaeae5565f2b376d53b37fc88ed73f43fdd97f1edb6d1e72bb752f77578 was found to be: Known bad.
Malicious Activity Summary
Dridex
Dridex Loader
Checks whether UAC is enabled
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 19:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 19:41
Reported
2024-04-07 19:43
Platform
win7-20240221-en
Max time kernel
40s
Max time network
117s
Command Line
Signatures
Dridex
Dridex Loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 812 wrote to memory of 2168 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 812 wrote to memory of 2168 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 812 wrote to memory of 2168 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 812 wrote to memory of 2168 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 812 wrote to memory of 2168 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 812 wrote to memory of 2168 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 812 wrote to memory of 2168 | 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\2b23faaeae5565f2b376d53b37fc88ed73f43fdd97f1edb6d1e72bb752f77578.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b23faaeae5565f2b376d53b37fc88ed73f43fdd97f1edb6d1e72bb752f77578.dll,#1
Network
Files
memory/2168-0-0x0000000074EF0000-0x0000000074F25000-memory.dmp
memory/2168-1-0x0000000000120000-0x0000000000126000-memory.dmp
memory/2168-2-0x0000000074EF0000-0x0000000074F25000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 19:41
Reported
2024-04-07 19:44
Platform
win10v2004-20240226-en
Max time kernel
73s
Max time network
160s
Command Line
Signatures
Dridex
Dridex Loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1480 wrote to memory of 3500 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1480 wrote to memory of 3500 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1480 wrote to memory of 3500 | 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\2b23faaeae5565f2b376d53b37fc88ed73f43fdd97f1edb6d1e72bb752f77578.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b23faaeae5565f2b376d53b37fc88ed73f43fdd97f1edb6d1e72bb752f77578.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| GB | 23.44.234.16:80 | tcp | |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.185.200.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.173.189.20.in-addr.arpa | udp |
Files
memory/3500-0-0x0000000074AF0000-0x0000000074B25000-memory.dmp
memory/3500-1-0x00000000012D0000-0x00000000012D6000-memory.dmp
memory/3500-2-0x0000000074AF0000-0x0000000074B25000-memory.dmp