Analysis Overview
SHA256
434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a
Threat Level: Known bad
The file 434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a was found to be: Known bad.
Malicious Activity Summary
GCleaner
Deletes itself
Enumerates physical storage devices
Program crash
Unsigned PE
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: behavioral1
Detonation Overview
Submitted
2024-05-08 22:53
Reported
2024-05-08 22:58
Platform
win7-20240221-en
Max time kernel
120s
Max time network
124s
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\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe
"C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/1296-1-0x0000000002BB0000-0x0000000002CB0000-memory.dmp
memory/1296-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1296-2-0x0000000000220000-0x000000000024D000-memory.dmp
memory/1296-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1296-6-0x0000000002BB0000-0x0000000002CB0000-memory.dmp
memory/1296-5-0x0000000000400000-0x0000000002AFC000-memory.dmp
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 2280 wrote to memory of 4056 | N/A | C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2280 wrote to memory of 4056 | N/A | C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2280 wrote to memory of 4056 | N/A | C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4056 wrote to memory of 4980 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4056 wrote to memory of 4980 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4056 wrote to memory of 4980 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe
"C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 760
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 876
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 968
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1020
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1112
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1124
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 1268
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.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 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
Files
memory/2280-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2280-2-0x0000000004710000-0x000000000473D000-memory.dmp
memory/2280-1-0x0000000002D70000-0x0000000002E70000-memory.dmp
memory/2280-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2280-5-0x0000000000400000-0x0000000002AFC000-memory.dmp