Analysis Overview
SHA256
c97e39c3560473ee1cbd225aadf3a4cad262bbe0740b011dc9e93450e68ec110
Threat Level: Known bad
The file 8531ba62c67d13ce3ad94bcd42bb2c00.bin 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
2023-02-13 01:38
Signatures
Purecrypter family
Analysis: behavioral2
Detonation Overview
Submitted
2023-02-13 01:38
Reported
2023-02-13 01:40
Platform
win10v2004-20221111-en
Max time kernel
91s
Max time network
125s
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\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe
"C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1060 -ip 1060
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1060 -s 1952
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | onedrive.live.com | udp |
| US | 13.107.42.13:443 | onedrive.live.com | tcp |
| US | 8.8.8.8:53 | zerufq.ch.files.1drv.com | udp |
| US | 13.107.42.12:443 | zerufq.ch.files.1drv.com | tcp |
| GB | 51.104.15.252:443 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| NL | 104.80.225.205:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp |
Files
memory/1060-132-0x0000000000790000-0x000000000079C000-memory.dmp
memory/1060-133-0x0000000005800000-0x0000000005DA4000-memory.dmp
memory/1060-134-0x0000000005190000-0x0000000005222000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-13 01:38
Reported
2023-02-13 01:40
Platform
win7-20220812-en
Max time kernel
39s
Max time network
135s
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\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1864 wrote to memory of 1324 | N/A | C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1864 wrote to memory of 1324 | N/A | C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1864 wrote to memory of 1324 | N/A | C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1864 wrote to memory of 1324 | N/A | C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe
"C:\Users\Admin\AppData\Local\Temp\465a71fa9458ee9162610eae78424a2a3f75561af0a2ce10ab3e6afde10aa74c.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 1772
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | onedrive.live.com | udp |
| US | 13.107.42.13:443 | onedrive.live.com | tcp |
Files
memory/1864-54-0x0000000001300000-0x000000000130C000-memory.dmp
memory/1864-55-0x0000000075911000-0x0000000075913000-memory.dmp
memory/1324-56-0x0000000000000000-mapping.dmp