Analysis Overview
SHA256
d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8
Threat Level: Known bad
The file d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8 was found to be: Known bad.
Malicious Activity Summary
GCleaner
Deletes itself
Program crash
Unsigned PE
Enumerates physical storage devices
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-09 23:33
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-09 23:33
Reported
2024-05-09 23:38
Platform
win7-20240221-en
Max time kernel
119s
Max time network
123s
Command Line
Signatures
GCleaner
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Enumerates physical storage devices
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe
"C:\Users\Admin\AppData\Local\Temp\d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/1232-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1232-2-0x0000000000220000-0x000000000024D000-memory.dmp
memory/1232-1-0x0000000002C10000-0x0000000002D10000-memory.dmp
memory/1232-6-0x0000000002C10000-0x0000000002D10000-memory.dmp
memory/1232-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1232-5-0x0000000000400000-0x0000000002B05000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-09 23:33
Reported
2024-05-09 23:38
Platform
win10-20240404-en
Max time kernel
270s
Max time network
301s
Command Line
Signatures
GCleaner
Enumerates physical storage devices
Program crash
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4400 wrote to memory of 4880 | N/A | C:\Users\Admin\AppData\Local\Temp\d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4400 wrote to memory of 4880 | N/A | C:\Users\Admin\AppData\Local\Temp\d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4400 wrote to memory of 4880 | N/A | C:\Users\Admin\AppData\Local\Temp\d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4880 wrote to memory of 4632 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4880 wrote to memory of 4632 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4880 wrote to memory of 4632 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe
"C:\Users\Admin\AppData\Local\Temp\d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 760
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 840
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 964
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 1112
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 1124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 1264
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "d5089bb4acd937173a5a3315c697c7d3daa8d8ed685103aaf60e21569d5550c8.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
| US | 8.8.8.8:53 | 90.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 76.234.34.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
Files
memory/4400-1-0x0000000002C20000-0x0000000002D20000-memory.dmp
memory/4400-2-0x0000000002B70000-0x0000000002B9D000-memory.dmp
memory/4400-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4400-8-0x0000000000400000-0x000000000042F000-memory.dmp
memory/4400-7-0x0000000002B70000-0x0000000002B9D000-memory.dmp
memory/4400-5-0x0000000000400000-0x0000000002B05000-memory.dmp
memory/4400-6-0x0000000000400000-0x0000000002B05000-memory.dmp