Analysis Overview
SHA256
a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d
Threat Level: Known bad
The file a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d 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
2024-05-07 23:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-07 23:42
Reported
2024-05-07 23:47
Platform
win7-20240215-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\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe
"C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/1256-1-0x0000000002C80000-0x0000000002D80000-memory.dmp
memory/1256-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1256-2-0x0000000000220000-0x000000000024D000-memory.dmp
memory/1256-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1256-6-0x0000000002C80000-0x0000000002D80000-memory.dmp
memory/1256-5-0x0000000000400000-0x0000000002B05000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-07 23:42
Reported
2024-05-07 23:47
Platform
win10-20240404-en
Max time kernel
199s
Max time network
298s
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 2412 wrote to memory of 3876 | N/A | C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2412 wrote to memory of 3876 | N/A | C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2412 wrote to memory of 3876 | N/A | C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3876 wrote to memory of 2468 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3876 wrote to memory of 2468 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 3876 wrote to memory of 2468 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe
"C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 764
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 776
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 780
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 952
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 976
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 1116
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 1128
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2412 -s 1276
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "a74d42c97d16e462aeb764d54f331c6e8c2df4fc1808b49e1ecf9853c46a625d.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 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.16.208.104.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
Files
memory/2412-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2412-1-0x0000000002CA0000-0x0000000002DA0000-memory.dmp
memory/2412-2-0x0000000002C50000-0x0000000002C7D000-memory.dmp
memory/2412-6-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2412-5-0x0000000000400000-0x0000000002B05000-memory.dmp