64506751e65ec41605c04620d393cdf9338ce76d31d8b0868dbdfce88f086a03

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4036	2904	WerFault.exe	80

Checks processor information in registry 2 TTPs 7 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	WerFault.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WerFault.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WerFault.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4036	WerFault.exe
4036	WerFault.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	4036	WerFault.exe
Token: SeBackupPrivilege	4036	WerFault.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3924 wrote to memory of 2904	3924	e2ffb8aeeb869fbb3de97b95b0c5c9cf2234d85612ba111115a938c89e4d94f6.exe	80
PID 3924 wrote to memory of 2904	3924	e2ffb8aeeb869fbb3de97b95b0c5c9cf2234d85612ba111115a938c89e4d94f6.exe	80
PID 3924 wrote to memory of 2904	3924	e2ffb8aeeb869fbb3de97b95b0c5c9cf2234d85612ba111115a938c89e4d94f6.exe	80
PID 3388 wrote to memory of 2904	3388	WerFault.exe	80
PID 3388 wrote to memory of 2904	3388	WerFault.exe	80

C:\Users\Admin\AppData\Local\Temp\e2ffb8aeeb869fbb3de97b95b0c5c9cf2234d85612ba111115a938c89e4d94f6.exe
"C:\Users\Admin\AppData\Local\Temp\e2ffb8aeeb869fbb3de97b95b0c5c9cf2234d85612ba111115a938c89e4d94f6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3924
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" sqlite.dll,global
  2⤵
  - Loads dropped DLL
  PID:2904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 456
    3⤵
    - Program crash
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4036

Network

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/3924-146-0x0000000002AA0000-0x0000000002AA1000-memory.dmp

Filesize
4KB

Download
memory/3924-147-0x0000000002AA0000-0x0000000002AA1000-memory.dmp

Filesize
4KB

Download