Analysis Overview
SHA256
43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97
Threat Level: Known bad
The file 43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97 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 22:52
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-09 22:52
Reported
2024-05-09 22:58
Platform
win7-20240221-en
Max time kernel
120s
Max time network
127s
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\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe
"C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/2172-1-0x0000000001B10000-0x0000000001C10000-memory.dmp
memory/2172-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2172-2-0x0000000000220000-0x000000000024D000-memory.dmp
memory/2172-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2172-7-0x0000000001B10000-0x0000000001C10000-memory.dmp
memory/2172-5-0x0000000000400000-0x0000000001A09000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-09 22:52
Reported
2024-05-09 22:58
Platform
win10-20240404-en
Max time kernel
195s
Max time network
302s
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 2368 wrote to memory of 1196 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2368 wrote to memory of 1196 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2368 wrote to memory of 1196 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1196 wrote to memory of 768 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1196 wrote to memory of 768 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1196 wrote to memory of 768 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe
"C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 740
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 848
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 948
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 988
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 1116
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 1156
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 1264
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.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 | 215.143.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
Files
memory/2368-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2368-2-0x0000000001B60000-0x0000000001B8D000-memory.dmp
memory/2368-1-0x0000000001BE0000-0x0000000001CE0000-memory.dmp
memory/2368-5-0x0000000000400000-0x0000000001A09000-memory.dmp
memory/2368-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2368-6-0x0000000001B60000-0x0000000001B8D000-memory.dmp