Analysis Overview
SHA256
d97bdbb4ad01f8873a141e7544160d070469b0c6865b823fec42184315b923cc
Threat Level: Known bad
The file rR40P23D.exe was found to be: Known bad.
Malicious Activity Summary
Purecrypter family
PureCrypter
Program crash
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-02-23 13:23
Signatures
Purecrypter family
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-23 13:23
Reported
2023-02-23 13:26
Platform
win7-20230220-en
Max time kernel
97s
Max time network
99s
Command Line
Signatures
PureCrypter
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1676 wrote to memory of 1708 | N/A | C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1676 wrote to memory of 1708 | N/A | C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1676 wrote to memory of 1708 | N/A | C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1676 wrote to memory of 1708 | N/A | C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe
"C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1676 -s 1344
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ashaambulanceservice.com | udp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
Files
memory/1676-54-0x0000000001130000-0x000000000114E000-memory.dmp
memory/1676-55-0x0000000000350000-0x0000000000390000-memory.dmp
memory/1676-56-0x0000000000350000-0x0000000000390000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-02-23 13:23
Reported
2023-02-23 13:26
Platform
win10v2004-20230220-en
Max time kernel
82s
Max time network
103s
Command Line
Signatures
PureCrypter
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe
"C:\Users\Admin\AppData\Local\Temp\rR40P23D.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 380 -ip 380
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 380 -s 2004
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ashaambulanceservice.com | udp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
| US | 8.8.8.8:53 | 24.53.225.43.in-addr.arpa | udp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
| IN | 43.225.53.24:443 | ashaambulanceservice.com | tcp |
| US | 8.8.8.8:53 | 11.175.53.84.in-addr.arpa | udp |
| FR | 51.11.192.49:443 | tcp | |
| US | 8.8.8.8:53 | 45.8.109.52.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp |
Files
memory/380-133-0x0000000000790000-0x00000000007AE000-memory.dmp
memory/380-134-0x00000000056C0000-0x0000000005C64000-memory.dmp
memory/380-135-0x00000000051B0000-0x0000000005242000-memory.dmp
memory/380-136-0x0000000005160000-0x0000000005170000-memory.dmp