Analysis Overview
SHA256
4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140
Threat Level: Known bad
The file 4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140 was found to be: Known bad.
Malicious Activity Summary
GCleaner
Unsigned PE
Enumerates physical storage devices
Program crash
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-08 22:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-08 22:53
Reported
2024-05-08 22:58
Platform
win10-20240404-en
Max time kernel
195s
Max time network
300s
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 2768 wrote to memory of 2460 | N/A | C:\Users\Admin\AppData\Local\Temp\4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2768 wrote to memory of 2460 | N/A | C:\Users\Admin\AppData\Local\Temp\4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2768 wrote to memory of 2460 | N/A | C:\Users\Admin\AppData\Local\Temp\4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2460 wrote to memory of 2552 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2460 wrote to memory of 2552 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 2460 wrote to memory of 2552 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe
"C:\Users\Admin\AppData\Local\Temp\4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 760
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 744
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 840
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 944
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 968
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 1112
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 1156
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 1280
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.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 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.179.89.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
Files
memory/2768-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2768-2-0x00000000027C0000-0x00000000027ED000-memory.dmp
memory/2768-1-0x0000000002890000-0x0000000002990000-memory.dmp
memory/2768-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2768-5-0x0000000000400000-0x000000000257A000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 22:53
Reported
2024-05-08 22:58
Platform
win7-20240221-en
Max time kernel
117s
Max time network
121s
Command Line
Signatures
GCleaner
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\4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe
"C:\Users\Admin\AppData\Local\Temp\4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "4271be2f7a9d6e54270e3c9d6d137046d2d9402adf26138d0f609bebd810e140.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/2200-1-0x0000000000400000-0x000000000257A000-memory.dmp
memory/2200-4-0x0000000000400000-0x000000000257A000-memory.dmp