a2873a19dcf5468d94a521c628b0da9e26ca0bae402d8b8f94f6c18fad247c23

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:\windows\mdm.exe = "c:\\windows\\mdm.exe:*:Enabled:Microsoft Firevall Engine"	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

persistence privilege_escalation

Disable or Modify System Firewall

T1562.004

pid	Process
1684	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
3172	mdm.exe
860	mdm.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Firevall Engine = "c:\\windows\\mdm.exe"	mdm.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Firevall Engine = "c:\\windows\\mdm.exe"	mdm.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3244 set thread context of 804	3244	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	84
PID 3172 set thread context of 860	3172	mdm.exe	89

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\mdm.exe	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
File created	\??\c:\windows\mdm.exe	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
File opened for modification	\??\c:\windows\mdm.exe	mdm.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2408	3244	WerFault.exe	83
3692	3172	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mdm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mdm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
860	mdm.exe
860	mdm.exe
860	mdm.exe
860	mdm.exe
860	mdm.exe
860	mdm.exe
860	mdm.exe
860	mdm.exe
860	mdm.exe
860	mdm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
Token: SeDebugPrivilege	860	mdm.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3244 wrote to memory of 804	3244	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	84
PID 3244 wrote to memory of 804	3244	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	84
PID 3244 wrote to memory of 804	3244	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	84
PID 3244 wrote to memory of 804	3244	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	84
PID 3244 wrote to memory of 804	3244	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	84
PID 3244 wrote to memory of 804	3244	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	84
PID 3244 wrote to memory of 804	3244	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	84
PID 804 wrote to memory of 3172	804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	88
PID 804 wrote to memory of 3172	804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	88
PID 804 wrote to memory of 3172	804	96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe	88
PID 3172 wrote to memory of 860	3172	mdm.exe	89
PID 3172 wrote to memory of 860	3172	mdm.exe	89
PID 3172 wrote to memory of 860	3172	mdm.exe	89
PID 3172 wrote to memory of 860	3172	mdm.exe	89
PID 3172 wrote to memory of 860	3172	mdm.exe	89
PID 3172 wrote to memory of 860	3172	mdm.exe	89
PID 3172 wrote to memory of 860	3172	mdm.exe	89
PID 860 wrote to memory of 1684	860	mdm.exe	92
PID 860 wrote to memory of 1684	860	mdm.exe	92
PID 860 wrote to memory of 1684	860	mdm.exe	92

C:\Users\Admin\AppData\Local\Temp\96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3244
- C:\Users\Admin\AppData\Local\Temp\96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\96999555bec79a3b3e936065cefd52a6_JaffaCakes118.exe
  2⤵
  - Modifies firewall policy service
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:804
- - \??\c:\windows\mdm.exe
    c:\windows\mdm.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3172
  - - \??\c:\windows\mdm.exe
      c:\windows\mdm.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:860
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh firewall add allowedprogram "c:\windows\mdm.exe" "MSN Messenger" ENABLE
        5⤵
        Modifies Windows Firewall
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:1684
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3172 -s 236
      4⤵
      Program crash
      PID:3692
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3244 -s 240
  2⤵
  - Program crash
  PID:2408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3244 -ip 3244
1⤵
PID:4472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3172 -ip 3172
1⤵
PID:936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery