Analysis Overview
SHA256
c8bae9191e2af7c7d89cbaab9fc0257cf2b97fb2f031482e93db4520c95cb194
Threat Level: Known bad
The file 2a94c4c23ec0536cbe791a896d3b2a00 was found to be: Known bad.
Malicious Activity Summary
Dridex
Dridex Shellcode
Executes dropped EXE
Loads dropped DLL
Checks whether UAC is enabled
Adds Run key to start application
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-31 05:47
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-31 05:47
Reported
2024-01-02 09:00
Platform
win7-20231215-en
Max time kernel
3s
Max time network
118s
Command Line
Signatures
Dridex
Dridex Shellcode
| 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\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2a94c4c23ec0536cbe791a896d3b2a00.dll
C:\Users\Admin\AppData\Local\ssSf0Sm2a\SystemPropertiesHardware.exe
C:\Users\Admin\AppData\Local\ssSf0Sm2a\SystemPropertiesHardware.exe
C:\Windows\system32\SystemPropertiesHardware.exe
C:\Windows\system32\SystemPropertiesHardware.exe
C:\Windows\system32\dpapimig.exe
C:\Windows\system32\dpapimig.exe
C:\Users\Admin\AppData\Local\x8dZ2\dpapimig.exe
C:\Users\Admin\AppData\Local\x8dZ2\dpapimig.exe
C:\Users\Admin\AppData\Local\ty7\mmc.exe
C:\Users\Admin\AppData\Local\ty7\mmc.exe
C:\Windows\system32\mmc.exe
C:\Windows\system32\mmc.exe
Network
Files
memory/2552-1-0x0000000140000000-0x000000014018C000-memory.dmp
memory/2552-0-0x00000000002A0000-0x00000000002A7000-memory.dmp
memory/1192-4-0x0000000077AA6000-0x0000000077AA7000-memory.dmp
memory/1192-15-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-30-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-48-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-52-0x0000000002D50000-0x0000000002D57000-memory.dmp
memory/1192-61-0x0000000077E10000-0x0000000077E12000-memory.dmp
memory/1192-70-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-76-0x0000000140000000-0x000000014018C000-memory.dmp
memory/2280-90-0x0000000000100000-0x0000000000107000-memory.dmp
memory/1192-60-0x0000000077CB1000-0x0000000077CB2000-memory.dmp
memory/1192-59-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-51-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-50-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-49-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-47-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-46-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-45-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-44-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-43-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-42-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-41-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-40-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-39-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-38-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-37-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-36-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-35-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-34-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-33-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1096-105-0x0000000000180000-0x0000000000187000-memory.dmp
memory/1192-32-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-31-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-29-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-28-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-27-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-26-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-25-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-24-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-23-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-22-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-21-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-20-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-19-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-18-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-17-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-16-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-14-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-13-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1892-125-0x0000000000370000-0x0000000000377000-memory.dmp
memory/1192-12-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-11-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-10-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-9-0x0000000140000000-0x000000014018C000-memory.dmp
memory/2552-8-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-7-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1192-5-0x0000000002D70000-0x0000000002D71000-memory.dmp
memory/1192-153-0x0000000077AA6000-0x0000000077AA7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-31 05:47
Reported
2024-01-02 09:01
Platform
win10v2004-20231215-en
Max time kernel
24s
Max time network
190s
Command Line
Signatures
Dridex
Dridex Shellcode
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\EJbxVF9\dxgiadaptercache.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\i9L\osk.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\PIcR28\SnippingTool.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\EJbxVF9\dxgiadaptercache.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\EJbxVF9\dxgiadaptercache.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\i9L\osk.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\PIcR28\SnippingTool.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Qoccyyzfzcu = "C:\\Users\\Admin\\AppData\\Roaming\\MICROS~1\\Windows\\STARTM~1\\Programs\\MAINTE~1\\AYQ9CP~1\\osk.exe" | 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:\Users\Admin\AppData\Local\EJbxVF9\dxgiadaptercache.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\i9L\osk.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\PIcR28\SnippingTool.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
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Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3560 wrote to memory of 4000 | N/A | N/A | C:\Windows\system32\dxgiadaptercache.exe |
| PID 3560 wrote to memory of 4000 | N/A | N/A | C:\Windows\system32\dxgiadaptercache.exe |
| PID 3560 wrote to memory of 4760 | N/A | N/A | C:\Users\Admin\AppData\Local\EJbxVF9\dxgiadaptercache.exe |
| PID 3560 wrote to memory of 4760 | N/A | N/A | C:\Users\Admin\AppData\Local\EJbxVF9\dxgiadaptercache.exe |
| PID 3560 wrote to memory of 2444 | N/A | N/A | C:\Windows\system32\osk.exe |
| PID 3560 wrote to memory of 2444 | N/A | N/A | C:\Windows\system32\osk.exe |
| PID 3560 wrote to memory of 1056 | N/A | N/A | C:\Users\Admin\AppData\Local\i9L\osk.exe |
| PID 3560 wrote to memory of 1056 | N/A | N/A | C:\Users\Admin\AppData\Local\i9L\osk.exe |
| PID 3560 wrote to memory of 3520 | N/A | N/A | C:\Windows\system32\SnippingTool.exe |
| PID 3560 wrote to memory of 3520 | N/A | N/A | C:\Windows\system32\SnippingTool.exe |
| PID 3560 wrote to memory of 2016 | N/A | N/A | C:\Users\Admin\AppData\Local\PIcR28\SnippingTool.exe |
| PID 3560 wrote to memory of 2016 | N/A | N/A | C:\Users\Admin\AppData\Local\PIcR28\SnippingTool.exe |
Uses Task Scheduler COM API
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2a94c4c23ec0536cbe791a896d3b2a00.dll
C:\Windows\system32\dxgiadaptercache.exe
C:\Windows\system32\dxgiadaptercache.exe
C:\Users\Admin\AppData\Local\EJbxVF9\dxgiadaptercache.exe
C:\Users\Admin\AppData\Local\EJbxVF9\dxgiadaptercache.exe
C:\Windows\system32\osk.exe
C:\Windows\system32\osk.exe
C:\Users\Admin\AppData\Local\i9L\osk.exe
C:\Users\Admin\AppData\Local\i9L\osk.exe
C:\Windows\system32\SnippingTool.exe
C:\Windows\system32\SnippingTool.exe
C:\Users\Admin\AppData\Local\PIcR28\SnippingTool.exe
C:\Users\Admin\AppData\Local\PIcR28\SnippingTool.exe
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 190.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.16.208.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.134.221.88.in-addr.arpa | udp |
Files
memory/772-0-0x0000000140000000-0x000000014018C000-memory.dmp
memory/772-2-0x0000000000A50000-0x0000000000A57000-memory.dmp
memory/3560-6-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-11-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-17-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-23-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-27-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-32-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-38-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-42-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-46-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-50-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-52-0x0000000004CD0000-0x0000000004CD7000-memory.dmp
memory/3560-51-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-49-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-59-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-60-0x00007FFA3AB80000-0x00007FFA3AB90000-memory.dmp
memory/3560-69-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-71-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-48-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-47-0x0000000140000000-0x000000014018C000-memory.dmp
memory/4760-81-0x000001DD55750000-0x000001DD55757000-memory.dmp
memory/4760-82-0x0000000140000000-0x000000014018D000-memory.dmp
memory/3560-45-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-44-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-43-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-40-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-41-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-39-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-37-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-36-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-35-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-34-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-33-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-31-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-30-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-29-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-28-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-26-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-25-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-24-0x0000000140000000-0x000000014018C000-memory.dmp
memory/1056-98-0x000001A29D8D0000-0x000001A29D8D7000-memory.dmp
memory/3560-22-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-21-0x0000000140000000-0x000000014018C000-memory.dmp
memory/2016-115-0x0000019E4B9F0000-0x0000019E4B9F7000-memory.dmp
memory/3560-20-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-19-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-18-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-16-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-15-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-14-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-13-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-12-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-10-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-8-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-9-0x00007FFA38C3A000-0x00007FFA38C3B000-memory.dmp
memory/772-7-0x0000000140000000-0x000000014018C000-memory.dmp
memory/3560-4-0x0000000007010000-0x0000000007011000-memory.dmp