darkcomet | 8a5ae549f49aa6ccdf799dffac687f313078d064d65cd650aa92963f90c75afc

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\drivers\\etc\\hosts.exe"	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe

Modifies firewall policy service 3 TTPs 3 IoCs

Modify Registry

Windows Service

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	hosts.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	hosts.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	hosts.exe

Modifies security service 2 TTPs 1 IoCs

Modify Registry

Windows Service

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	hosts.exe

Windows security bypass 2 TTPs 2 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	hosts.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	hosts.exe

Disables RegEdit via registry modification 1 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	hosts.exe

Disables Task Manager via registry modification
defense_evasion

Drops file in Drivers directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
File created	C:\Windows\system32\drivers\etc\hosts.exe	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
File opened for modification	C:\Windows\system32\drivers\etc\hosts.exe	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

Hidden Files and Directories

T1564.001

pid	Process
2992	attrib.exe
2624	attrib.exe

Executes dropped EXE 1 IoCs

pid	Process
3064	hosts.exe

Loads dropped DLL 2 IoCs

pid	Process
1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe

Windows security modification 2 TTPs 2 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	hosts.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	hosts.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\hosts = "C:\\Windows\\system32\\drivers\\etc\\hosts.exe"	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\hosts = "C:\\Windows\\system32\\drivers\\etc\\hosts.exe"	hosts.exe

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 8 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hosts.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2744	cmd.exe
2824	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2824	PING.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3064	hosts.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeSecurityPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeTakeOwnershipPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeLoadDriverPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeSystemProfilePrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeSystemtimePrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeProfSingleProcessPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeIncBasePriorityPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeCreatePagefilePrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeBackupPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeRestorePrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeShutdownPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeDebugPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeSystemEnvironmentPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeChangeNotifyPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeRemoteShutdownPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeUndockPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeManageVolumePrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeImpersonatePrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeCreateGlobalPrivilege	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: 33	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: 34	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: 35	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
Token: SeIncreaseQuotaPrivilege	3064	hosts.exe
Token: SeSecurityPrivilege	3064	hosts.exe
Token: SeTakeOwnershipPrivilege	3064	hosts.exe
Token: SeLoadDriverPrivilege	3064	hosts.exe
Token: SeSystemProfilePrivilege	3064	hosts.exe
Token: SeSystemtimePrivilege	3064	hosts.exe
Token: SeProfSingleProcessPrivilege	3064	hosts.exe
Token: SeIncBasePriorityPrivilege	3064	hosts.exe
Token: SeCreatePagefilePrivilege	3064	hosts.exe
Token: SeBackupPrivilege	3064	hosts.exe
Token: SeRestorePrivilege	3064	hosts.exe
Token: SeShutdownPrivilege	3064	hosts.exe
Token: SeDebugPrivilege	3064	hosts.exe
Token: SeSystemEnvironmentPrivilege	3064	hosts.exe
Token: SeChangeNotifyPrivilege	3064	hosts.exe
Token: SeRemoteShutdownPrivilege	3064	hosts.exe
Token: SeUndockPrivilege	3064	hosts.exe
Token: SeManageVolumePrivilege	3064	hosts.exe
Token: SeImpersonatePrivilege	3064	hosts.exe
Token: SeCreateGlobalPrivilege	3064	hosts.exe
Token: 33	3064	hosts.exe
Token: 34	3064	hosts.exe
Token: 35	3064	hosts.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3064	hosts.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 2316	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	31
PID 1548 wrote to memory of 2316	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	31
PID 1548 wrote to memory of 2316	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	31
PID 1548 wrote to memory of 2316	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	31
PID 1548 wrote to memory of 2224	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	33
PID 1548 wrote to memory of 2224	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	33
PID 1548 wrote to memory of 2224	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	33
PID 1548 wrote to memory of 2224	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	33
PID 2316 wrote to memory of 2992	2316	cmd.exe	35
PID 2316 wrote to memory of 2992	2316	cmd.exe	35
PID 2316 wrote to memory of 2992	2316	cmd.exe	35
PID 2316 wrote to memory of 2992	2316	cmd.exe	35
PID 2224 wrote to memory of 2624	2224	cmd.exe	36
PID 2224 wrote to memory of 2624	2224	cmd.exe	36
PID 2224 wrote to memory of 2624	2224	cmd.exe	36
PID 2224 wrote to memory of 2624	2224	cmd.exe	36
PID 1548 wrote to memory of 3064	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	37
PID 1548 wrote to memory of 3064	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	37
PID 1548 wrote to memory of 3064	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	37
PID 1548 wrote to memory of 3064	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	37
PID 1548 wrote to memory of 2744	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	38
PID 1548 wrote to memory of 2744	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	38
PID 1548 wrote to memory of 2744	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	38
PID 1548 wrote to memory of 2744	1548	JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe	38
PID 2744 wrote to memory of 2824	2744	cmd.exe	40
PID 2744 wrote to memory of 2824	2744	cmd.exe	40
PID 2744 wrote to memory of 2824	2744	cmd.exe	40
PID 2744 wrote to memory of 2824	2744	cmd.exe	40

System policy modification 1 TTPs 3 IoCs

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	hosts.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	hosts.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	hosts.exe

Views/modifies file attributes 1 TTPs 2 IoCs

Hidden Files and Directories

T1564.001

pid	Process
2992	attrib.exe
2624	attrib.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in Drivers directory
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1548
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2992
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2224
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2624
- C:\Windows\system32\drivers\etc\hosts.exe
  "C:\Windows\system32\drivers\etc\hosts.exe"
  2⤵
  - Modifies firewall policy service
  - Modifies security service
  - Windows security bypass
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Windows security modification
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - System policy modification
  PID:3064
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k ping 127.0.0.1 -n 5 > NUL&del "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_383c7631dffe21f68470bb2b119eb5f5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 5
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2824

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

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Modify Registry