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
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Kills process with taskkill
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-08 22:54
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 22:54
Reported
2024-05-08 22:59
Platform
win7-20240508-en
Max time kernel
121s
Max time network
122s
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/3048-1-0x0000000000250000-0x0000000000350000-memory.dmp
memory/3048-2-0x00000000003C0000-0x00000000003ED000-memory.dmp
memory/3048-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3048-8-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3048-7-0x00000000003C0000-0x00000000003ED000-memory.dmp
memory/3048-6-0x0000000000250000-0x0000000000350000-memory.dmp
memory/3048-5-0x0000000000400000-0x0000000001A09000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 22:54
Reported
2024-05-08 22:59
Platform
win10-20240404-en
Max time kernel
257s
Max time network
259s
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 1296 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1296 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1296 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\43f72f4973d5f8c533fbb7e69dcd8ca84b14c09f8f0b4ab3e7e96a89e9609f97.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1996 wrote to memory of 2972 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1996 wrote to memory of 2972 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 1996 wrote to memory of 2972 | 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 1296 -s 764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 784
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 872
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 980
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 996
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 1116
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 1128
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 1268
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 | 239.249.30.184.in-addr.arpa | udp |
Files
memory/1296-1-0x0000000001C00000-0x0000000001D00000-memory.dmp
memory/1296-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1296-2-0x0000000001B70000-0x0000000001B9D000-memory.dmp
memory/1296-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1296-5-0x0000000000400000-0x0000000001A09000-memory.dmp