darkcomet | 4c3273a1f018603e24b1caf53284c226fc8ef5ef0ced232605fe0e22e8f3a27b

Processes:

0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe"	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe

Modifies firewall policy service 3 TTPs 6 IoCs

evasion

Modify Registry

Windows Service

Disable or Modify System Firewall

T1562.004

Processes:

msdcsc.exeiexplore.exe

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

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

Windows Service

Processes:

msdcsc.exeiexplore.exe

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

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

msdcsc.exeiexplore.exe

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

Disables RegEdit via registry modification 2 IoCs

evasion

Processes:

msdcsc.exeiexplore.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	msdcsc.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	iexplore.exe

Disables Task Manager via registry modification
evasion
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
evasion

Hidden Files and Directories
T1564.001

Processes:

attrib.exeattrib.exe

pid process

3052 attrib.exe
3016 attrib.exe
Executes dropped EXE 1 IoCs

Processes:

msdcsc.exe

pid process

2468 msdcsc.exe
Loads dropped DLL 2 IoCs

Processes:

0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe

pid process

2740 0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
2740 0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe

pid	process
3052	attrib.exe
3016	attrib.exe

pid	process
2468	msdcsc.exe

pid	process
2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

msdcsc.exe

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

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exemsdcsc.exeiexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe"	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe"	msdcsc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe"	iexplore.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

msdcsc.exe

description pid process target process

PID 2468 set thread context of 2896 2468 msdcsc.exe iexplore.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2340 PING.EXE
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

2896 iexplore.exe

description	pid	process	target process
PID 2468 set thread context of 2896	2468	msdcsc.exe	iexplore.exe

pid	process
2340	PING.EXE

pid	process
2896	iexplore.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exemsdcsc.exeiexplore.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeSecurityPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeBackupPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeRestorePrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeShutdownPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeDebugPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeUndockPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: 33	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: 34	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: 35	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2468	msdcsc.exe
Token: SeSecurityPrivilege	2468	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2468	msdcsc.exe
Token: SeLoadDriverPrivilege	2468	msdcsc.exe
Token: SeSystemProfilePrivilege	2468	msdcsc.exe
Token: SeSystemtimePrivilege	2468	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2468	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2468	msdcsc.exe
Token: SeCreatePagefilePrivilege	2468	msdcsc.exe
Token: SeBackupPrivilege	2468	msdcsc.exe
Token: SeRestorePrivilege	2468	msdcsc.exe
Token: SeShutdownPrivilege	2468	msdcsc.exe
Token: SeDebugPrivilege	2468	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2468	msdcsc.exe
Token: SeChangeNotifyPrivilege	2468	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2468	msdcsc.exe
Token: SeUndockPrivilege	2468	msdcsc.exe
Token: SeManageVolumePrivilege	2468	msdcsc.exe
Token: SeImpersonatePrivilege	2468	msdcsc.exe
Token: SeCreateGlobalPrivilege	2468	msdcsc.exe
Token: 33	2468	msdcsc.exe
Token: 34	2468	msdcsc.exe
Token: 35	2468	msdcsc.exe
Token: SeIncreaseQuotaPrivilege	2896	iexplore.exe
Token: SeSecurityPrivilege	2896	iexplore.exe
Token: SeTakeOwnershipPrivilege	2896	iexplore.exe
Token: SeLoadDriverPrivilege	2896	iexplore.exe
Token: SeSystemProfilePrivilege	2896	iexplore.exe
Token: SeSystemtimePrivilege	2896	iexplore.exe
Token: SeProfSingleProcessPrivilege	2896	iexplore.exe
Token: SeIncBasePriorityPrivilege	2896	iexplore.exe
Token: SeCreatePagefilePrivilege	2896	iexplore.exe
Token: SeBackupPrivilege	2896	iexplore.exe
Token: SeRestorePrivilege	2896	iexplore.exe
Token: SeShutdownPrivilege	2896	iexplore.exe
Token: SeDebugPrivilege	2896	iexplore.exe
Token: SeSystemEnvironmentPrivilege	2896	iexplore.exe
Token: SeChangeNotifyPrivilege	2896	iexplore.exe
Token: SeRemoteShutdownPrivilege	2896	iexplore.exe
Token: SeUndockPrivilege	2896	iexplore.exe
Token: SeManageVolumePrivilege	2896	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

DllHost.exe

pid process

2272 DllHost.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

iexplore.exe

pid process

2896 iexplore.exe

pid	process
2272	DllHost.exe

pid	process
2896	iexplore.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.execmd.execmd.execmd.exemsdcsc.exe

description	pid	process	target process
PID 2740 wrote to memory of 1948	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 1948	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 1948	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 1948	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 2940	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 2940	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 2940	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 2940	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 1948 wrote to memory of 3016	1948	cmd.exe	attrib.exe
PID 1948 wrote to memory of 3016	1948	cmd.exe	attrib.exe
PID 1948 wrote to memory of 3016	1948	cmd.exe	attrib.exe
PID 1948 wrote to memory of 3016	1948	cmd.exe	attrib.exe
PID 2940 wrote to memory of 3052	2940	cmd.exe	attrib.exe
PID 2940 wrote to memory of 3052	2940	cmd.exe	attrib.exe
PID 2940 wrote to memory of 3052	2940	cmd.exe	attrib.exe
PID 2940 wrote to memory of 3052	2940	cmd.exe	attrib.exe
PID 2740 wrote to memory of 2464	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 2464	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 2464	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2740 wrote to memory of 2464	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	cmd.exe
PID 2464 wrote to memory of 2340	2464	cmd.exe	PING.EXE
PID 2464 wrote to memory of 2340	2464	cmd.exe	PING.EXE
PID 2464 wrote to memory of 2340	2464	cmd.exe	PING.EXE
PID 2464 wrote to memory of 2340	2464	cmd.exe	PING.EXE
PID 2740 wrote to memory of 2468	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	msdcsc.exe
PID 2740 wrote to memory of 2468	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	msdcsc.exe
PID 2740 wrote to memory of 2468	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	msdcsc.exe
PID 2740 wrote to memory of 2468	2740	0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe	msdcsc.exe
PID 2468 wrote to memory of 2896	2468	msdcsc.exe	iexplore.exe
PID 2468 wrote to memory of 2896	2468	msdcsc.exe	iexplore.exe
PID 2468 wrote to memory of 2896	2468	msdcsc.exe	iexplore.exe
PID 2468 wrote to memory of 2896	2468	msdcsc.exe	iexplore.exe
PID 2468 wrote to memory of 2896	2468	msdcsc.exe	iexplore.exe
PID 2468 wrote to memory of 2896	2468	msdcsc.exe	iexplore.exe

Views/modifies file attributes 1 TTPs 2 IoCs
evasion

Hidden Files and Directories
T1564.001

Processes:

attrib.exeattrib.exe

pid process

3016 attrib.exe
3052 attrib.exe

pid	process
3016	attrib.exe
3052	attrib.exe

C:\Users\Admin\AppData\Local\Temp\0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2740

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe" +s +h
2⤵
- Suspicious use of WriteProcessMemory
PID:1948

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp\0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe" +s +h
3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:3016

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
2⤵
- Suspicious use of WriteProcessMemory
PID:2940

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:3052

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k ping 127.0.0.1 -n 4 && del "C:\Users\Admin\AppData\Local\Temp\0387bac0c095a5d24fea2bcabdcd4748_JaffaCakes118.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2464

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 4
3⤵
- Runs ping.exe
PID:2340

C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
"C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.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
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2468

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
3⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2896

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- Suspicious use of FindShellTrayWindow
PID:2272

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Modify Registry

6

Impair Defenses

3

T1562

Disable or Modify Tools

T1562.001

Disable or Modify System Firewall

T1562.004

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

System Information Discovery

T1082

Remote System Discovery