15b5733f69e263c6f53cad255c2f51add730968a04dc53a0fbc417ccaeee5234

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe:*:Enabled:@xpsp2res.dll,-22019"	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	Commn.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Commn.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Commn.exe:*:Enabled:@xpsp2res.dll,-22019"	Commn.exe

UAC bypass 3 TTPs 2 IoCs

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Commn.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe

Windows security bypass 2 TTPs 2 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	Commn.exe

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{QOC3X4U3-H1WV-1S33-YGUN-AVAD4WOEX5MN}	Commn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{QOC3X4U3-H1WV-1S33-YGUN-AVAD4WOEX5MN}\StubPath = "\"C:\\Users\\Admin\\AppData\\Roaming\\Commn.exe\""	Commn.exe

Executes dropped EXE 3 IoCs

pid	Process
1996	Commn.exe
2412	Commn.exe
2156	Commn.exe

Loads dropped DLL 2 IoCs

pid	Process
1396	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
1396	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe

Windows security modification 2 TTPs 2 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	Commn.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\CommonFiles = "C:\\Users\\Admin\\AppData\\Roaming\\Commn.exe"	Commn.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Commn.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Commn.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	Commn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe

Network Share Discovery 1 TTPs
Attempt to gather information on host network.
discovery

Network Share Discovery
T1135

Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
File opened for modification	\??\PhysicalDrive0	Commn.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2876 set thread context of 2416	2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	30
PID 2416 set thread context of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 1996 set thread context of 2412	1996	Commn.exe	37
PID 2412 set thread context of 2156	2412	Commn.exe	41

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 11 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	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Commn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Commn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Commn.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

pid	Process
2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
1996	Commn.exe
1996	Commn.exe
2412	Commn.exe
2412	Commn.exe
2412	Commn.exe
2412	Commn.exe
2412	Commn.exe
2412	Commn.exe
2412	Commn.exe
2412	Commn.exe
2412	Commn.exe
2412	Commn.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeBackupPrivilege	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Token: SeBackupPrivilege	2412	Commn.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
1996	Commn.exe
2412	Commn.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 2416	2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	30
PID 2876 wrote to memory of 2416	2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	30
PID 2876 wrote to memory of 2416	2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	30
PID 2876 wrote to memory of 2416	2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	30
PID 2876 wrote to memory of 2416	2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	30
PID 2876 wrote to memory of 2416	2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	30
PID 2876 wrote to memory of 2416	2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	30
PID 2876 wrote to memory of 2416	2876	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	30
PID 2416 wrote to memory of 1800	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	31
PID 2416 wrote to memory of 1800	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	31
PID 2416 wrote to memory of 1800	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	31
PID 2416 wrote to memory of 1800	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	31
PID 1800 wrote to memory of 2360	1800	net.exe	33
PID 1800 wrote to memory of 2360	1800	net.exe	33
PID 1800 wrote to memory of 2360	1800	net.exe	33
PID 1800 wrote to memory of 2360	1800	net.exe	33
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 2416 wrote to memory of 1396	2416	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	35
PID 1396 wrote to memory of 1996	1396	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	36
PID 1396 wrote to memory of 1996	1396	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	36
PID 1396 wrote to memory of 1996	1396	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	36
PID 1396 wrote to memory of 1996	1396	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe	36
PID 1996 wrote to memory of 2412	1996	Commn.exe	37
PID 1996 wrote to memory of 2412	1996	Commn.exe	37
PID 1996 wrote to memory of 2412	1996	Commn.exe	37
PID 1996 wrote to memory of 2412	1996	Commn.exe	37
PID 1996 wrote to memory of 2412	1996	Commn.exe	37
PID 1996 wrote to memory of 2412	1996	Commn.exe	37
PID 1996 wrote to memory of 2412	1996	Commn.exe	37
PID 1996 wrote to memory of 2412	1996	Commn.exe	37
PID 2412 wrote to memory of 2064	2412	Commn.exe	38
PID 2412 wrote to memory of 2064	2412	Commn.exe	38
PID 2412 wrote to memory of 2064	2412	Commn.exe	38
PID 2412 wrote to memory of 2064	2412	Commn.exe	38
PID 2064 wrote to memory of 2716	2064	net.exe	40
PID 2064 wrote to memory of 2716	2064	net.exe	40
PID 2064 wrote to memory of 2716	2064	net.exe	40
PID 2064 wrote to memory of 2716	2064	net.exe	40
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2412 wrote to memory of 2156	2412	Commn.exe	41
PID 2156 wrote to memory of 1340	2156	Commn.exe	42
PID 2156 wrote to memory of 1340	2156	Commn.exe	42
PID 2156 wrote to memory of 1340	2156	Commn.exe	42
PID 2156 wrote to memory of 1340	2156	Commn.exe	42

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Commn.exe

C:\Users\Admin\AppData\Local\Temp\ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Users\Admin\AppData\Local\Temp\ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
  2⤵
  - Modifies firewall policy service
  - UAC bypass
  - Windows security bypass
  - Windows security modification
  - Checks whether UAC is enabled
  - Maps connected drives based on registry
  - Writes to the Master Boot Record (MBR)
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2416
- - C:\Windows\SysWOW64\net.exe
    "C:\Windows\System32\net.exe" stop sharedaccess
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1800
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop sharedaccess
      4⤵
      System Location Discovery: System Language Discovery
      PID:2360
- - C:\Users\Admin\AppData\Local\Temp\ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118.exe
    ed160a55ecc41b99343ddc8b5cc9e8c3_JaffaCakes118
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1396
  - - C:\Users\Admin\AppData\Roaming\Commn.exe
      "C:\Users\Admin\AppData\Roaming\Commn.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1996
    - - C:\Users\Admin\AppData\Roaming\Commn.exe
        
        C:\Users\Admin\AppData\Roaming\Commn.exe
        5⤵
        Modifies firewall policy service
        UAC bypass
        Windows security bypass
        Executes dropped EXE
        Windows security modification
        Checks whether UAC is enabled
        Maps connected drives based on registry
        Writes to the Master Boot Record (MBR)
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        System policy modification
        
        PID:2412
      - C:\Windows\SysWOW64\net.exe
        
        "C:\Windows\System32\net.exe" stop sharedaccess
        6⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2064
        
        C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop sharedaccess
        7⤵
        System Location Discovery: System Language Discovery
        
        PID:2716
      - C:\Users\Admin\AppData\Roaming\Commn.exe
        
        Commn
        6⤵
        Boot or Logon Autostart Execution: Active Setup
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2156
        
        C:\Windows\SysWOW64\svchost.exe
        
        "svchost.exe" "C:\Users\Admin\AppData\Roaming\Commn.exe"
        7⤵
        System Location Discovery: System Language Discovery
        
        PID:1340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

Modify Registry