nanocore | 1fd3e2f6d6e9166cba0086664635f86ba4b4aaf1277a853cf718f6f24d672d6d

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

Processes:

MsPlaying.exenb660-full.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	MsPlaying.exe

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality

UAC bypass 3 TTPs 2 IoCs

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

Processes:

MsPlaying.exenb660-full.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	nb660-full.exe

Windows security bypass 2 TTPs 12 IoCs

Disable or Modify Tools

Modify Registry

Processes:

nb660-full.exeMsPlaying.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	nb660-full.exe

Disables RegEdit via registry modification 2 IoCs

evasion

Processes:

MsPlaying.exenb660-full.exe

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1"	nb660-full.exe

Disables Task Manager via registry modification
evasion

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

Processes:

2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe

Deletes itself 1 IoCs

Processes:

MsPlaying.exe

pid	Process
3368	MsPlaying.exe

Executes dropped EXE 3 IoCs

Processes:

MsPlaying.exeMsfUpdate.exenb660-full.exe

pid	Process
3368	MsPlaying.exe
4204	MsfUpdate.exe
1720	nb660-full.exe

Loads dropped DLL 11 IoCs

Processes:

nb660-full.exe

pid	Process
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe

Windows security modification 2 TTPs 14 IoCs

Disable or Modify Tools

Modify Registry

Processes:

MsPlaying.exenb660-full.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	nb660-full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	nb660-full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	nb660-full.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	nb660-full.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

Processes:

MsPlaying.exenb660-full.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	nb660-full.exe

UPX packed file 36 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/3368-30-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-36-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-39-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-69-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-59-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-51-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-44-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-40-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-34-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-35-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-101-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-102-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-105-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/3368-106-0x00000000021F0000-0x000000000327E000-memory.dmp	upx
behavioral2/memory/1720-143-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-148-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-147-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-145-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-146-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-142-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-141-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-139-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-144-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-150-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-149-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-151-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-152-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-154-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-155-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-157-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-158-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-160-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-163-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-162-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-164-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx
behavioral2/memory/1720-167-0x0000000004FB0000-0x000000000603E000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

Processes:

nb660-full.exe

description	ioc	Process
File opened for modification	C:\PROGRAM FILES\7-ZIP\7z.exe	nb660-full.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7zFM.exe	nb660-full.exe

Drops file in Windows directory 1 IoCs

Processes:

MsPlaying.exe

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM.INI	MsPlaying.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 4 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

Processes:

MsfUpdate.exeMsPlaying.exenb660-full.exe2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsfUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsPlaying.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nb660-full.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe

NSIS installer 2 IoCs

installer

Processes:

resource	yara_rule
behavioral2/files/0x0007000000023ca2-24.dat	nsis_installer_1
behavioral2/files/0x0007000000023ca2-24.dat	nsis_installer_2

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

Processes:

nb660-full.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	nb660-full.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	nb660-full.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

Processes:

schtasks.exe

pid	Process
3340	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

MsPlaying.exenb660-full.exe

pid	Process
3368	MsPlaying.exe
3368	MsPlaying.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe
1720	nb660-full.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

MsPlaying.exe

description	pid	Process
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe
Token: SeDebugPrivilege	3368	MsPlaying.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MsPlaying.exe

pid	Process
3368	MsPlaying.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exeMsPlaying.execmd.exe

description	pid	Process	procid_target
PID 3224 wrote to memory of 3368	3224	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe	86
PID 3224 wrote to memory of 3368	3224	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe	86
PID 3224 wrote to memory of 3368	3224	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe	86
PID 3224 wrote to memory of 4204	3224	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe	89
PID 3224 wrote to memory of 4204	3224	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe	89
PID 3224 wrote to memory of 4204	3224	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe	89
PID 3224 wrote to memory of 1720	3224	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe	90
PID 3224 wrote to memory of 1720	3224	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe	90
PID 3224 wrote to memory of 1720	3224	2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe	90
PID 3368 wrote to memory of 4932	3368	MsPlaying.exe	91
PID 3368 wrote to memory of 4932	3368	MsPlaying.exe	91
PID 3368 wrote to memory of 792	3368	MsPlaying.exe	8
PID 3368 wrote to memory of 796	3368	MsPlaying.exe	9
PID 3368 wrote to memory of 64	3368	MsPlaying.exe	13
PID 3368 wrote to memory of 2744	3368	MsPlaying.exe	50
PID 3368 wrote to memory of 2780	3368	MsPlaying.exe	51
PID 3368 wrote to memory of 2992	3368	MsPlaying.exe	52
PID 3368 wrote to memory of 3428	3368	MsPlaying.exe	56
PID 3368 wrote to memory of 3568	3368	MsPlaying.exe	57
PID 3368 wrote to memory of 3748	3368	MsPlaying.exe	58
PID 3368 wrote to memory of 3840	3368	MsPlaying.exe	59
PID 3368 wrote to memory of 3904	3368	MsPlaying.exe	60
PID 3368 wrote to memory of 3988	3368	MsPlaying.exe	61
PID 3368 wrote to memory of 4104	3368	MsPlaying.exe	62
PID 3368 wrote to memory of 2412	3368	MsPlaying.exe	74
PID 3368 wrote to memory of 2284	3368	MsPlaying.exe	76
PID 3368 wrote to memory of 4432	3368	MsPlaying.exe	80
PID 3368 wrote to memory of 4896	3368	MsPlaying.exe	81
PID 3368 wrote to memory of 3224	3368	MsPlaying.exe	82
PID 3368 wrote to memory of 1392	3368	MsPlaying.exe	84
PID 3368 wrote to memory of 1404	3368	MsPlaying.exe	85
PID 3368 wrote to memory of 5024	3368	MsPlaying.exe	88
PID 3368 wrote to memory of 4204	3368	MsPlaying.exe	89
PID 3368 wrote to memory of 4204	3368	MsPlaying.exe	89
PID 3368 wrote to memory of 1720	3368	MsPlaying.exe	90
PID 3368 wrote to memory of 1720	3368	MsPlaying.exe	90
PID 3368 wrote to memory of 4932	3368	MsPlaying.exe	91
PID 4932 wrote to memory of 4968	4932	cmd.exe	92
PID 4932 wrote to memory of 4968	4932	cmd.exe	92
PID 4932 wrote to memory of 1428	4932	cmd.exe	93
PID 4932 wrote to memory of 1428	4932	cmd.exe	93
PID 4932 wrote to memory of 1980	4932	cmd.exe	125
PID 4932 wrote to memory of 1980	4932	cmd.exe	125
PID 4932 wrote to memory of 4516	4932	cmd.exe	95
PID 4932 wrote to memory of 4516	4932	cmd.exe	95
PID 4932 wrote to memory of 2000	4932	cmd.exe	96
PID 4932 wrote to memory of 2000	4932	cmd.exe	96
PID 4932 wrote to memory of 2984	4932	cmd.exe	97
PID 4932 wrote to memory of 2984	4932	cmd.exe	97
PID 4932 wrote to memory of 1624	4932	cmd.exe	98
PID 4932 wrote to memory of 1624	4932	cmd.exe	98
PID 4932 wrote to memory of 4448	4932	cmd.exe	99
PID 4932 wrote to memory of 4448	4932	cmd.exe	99
PID 4932 wrote to memory of 1664	4932	cmd.exe	100
PID 4932 wrote to memory of 1664	4932	cmd.exe	100
PID 4932 wrote to memory of 4632	4932	cmd.exe	101
PID 4932 wrote to memory of 4632	4932	cmd.exe	101
PID 4932 wrote to memory of 1144	4932	cmd.exe	102
PID 4932 wrote to memory of 1144	4932	cmd.exe	102
PID 4932 wrote to memory of 1832	4932	cmd.exe	103
PID 4932 wrote to memory of 1832	4932	cmd.exe	103
PID 4932 wrote to memory of 1800	4932	cmd.exe	104
PID 4932 wrote to memory of 1800	4932	cmd.exe	104
PID 4932 wrote to memory of 2276	4932	cmd.exe	105

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

Processes:

MsPlaying.exenb660-full.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	MsPlaying.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	nb660-full.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:792

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:796

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:64

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2744

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2780

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2992

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3428
- C:\Users\Admin\AppData\Local\Temp\2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2b66ca254c7c9100343699af457f9d81_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3224
- - C:\Users\Admin\AppData\Local\Temp\MsPlaying.exe
    "C:\Users\Admin\AppData\Local\Temp\MsPlaying.exe"
    3⤵
    - Modifies firewall policy service
    - UAC bypass
    - Windows security bypass
    - Disables RegEdit via registry modification
    - Deletes itself
    - Executes dropped EXE
    - Windows security modification
    - Checks whether UAC is enabled
    - Drops file in Windows directory
    - 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:3368
  - - C:\Windows\System32\Conhost.exe
      \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
      4⤵
      PID:5024
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\A46E.tmp\A46F.tmp\A470.bat C:\Users\Admin\AppData\Local\Temp\MsPlaying.exe"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4932
    - - C:\Windows\system32\reg.exe
        
        reg delete "HKLM\Software\Policies\Microsoft\Windows Defender" /f
        5⤵
        
        PID:4968
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiSpyware" /t REG_DWORD /d "1" /f
        5⤵
        
        PID:1428
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender" /v "DisableAntiVirus" /t REG_DWORD /d "1" /f
        5⤵
        
        PID:1980
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\MpEngine" /v "MpEnablePus" /t REG_DWORD /d "0" /f
        5⤵
        
        PID:4516
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableBehaviorMonitoring" /t REG_DWORD /d "1" /f
        5⤵
        
        PID:2000
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableIOAVProtection" /t REG_DWORD /d "1" /f
        5⤵
        
        PID:2984
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableOnAccessProtection" /t REG_DWORD /d "1" /f
        5⤵
        
        PID:1624
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableRealtimeMonitoring" /t REG_DWORD /d "1" /f
        5⤵
        
        PID:4448
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection" /v "DisableScanOnRealtimeEnable" /t REG_DWORD /d "1" /f
        5⤵
        
        PID:1664
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\Reporting" /v "DisableEnhancedNotifications" /t REG_DWORD /d "1" /f
        5⤵
        
        PID:4632
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "DisableBlockAtFirstSeen" /t REG_DWORD /d "1" /f
        5⤵
        
        PID:1144
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SpynetReporting" /t REG_DWORD /d "0" /f
        5⤵
        
        PID:1832
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\Software\Policies\Microsoft\Windows Defender\SpyNet" /v "SubmitSamplesConsent" /t REG_DWORD /d "2" /f
        5⤵
        
        PID:1800
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderApiLogger" /v "Start" /t REG_DWORD /d "0" /f
        5⤵
        
        PID:2276
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\System\CurrentControlSet\Control\WMI\Autologger\DefenderAuditLogger" /v "Start" /t REG_DWORD /d "0" /f
        5⤵
        
        PID:1804
    - - C:\Windows\system32\schtasks.exe
        
        schtasks /Change /TN "Microsoft\Windows\ExploitGuard\ExploitGuard MDM policy Refresh" /Disable
        5⤵
        
        PID:3148
    - - C:\Windows\system32\schtasks.exe
        
        schtasks /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cache Maintenance" /Disable
        5⤵
        
        PID:3688
    - - C:\Windows\system32\schtasks.exe
        
        schtasks /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Cleanup" /Disable
        5⤵
        
        PID:4568
    - - C:\Windows\system32\schtasks.exe
        
        schtasks /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Scheduled Scan" /Disable
        5⤵
        
        PID:3664
    - - C:\Windows\system32\schtasks.exe
        
        schtasks /Change /TN "Microsoft\Windows\Windows Defender\Windows Defender Verification" /Disable
        5⤵
        
        PID:532
    - - C:\Windows\system32\reg.exe
        
        reg delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Explorer\StartupApproved\Run" /v "SecurityHealth" /f
        5⤵
        
        PID:736
    - - C:\Windows\system32\reg.exe
        
        reg delete "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v "SecurityHealth" /f
        5⤵
        
        PID:1960
    - - C:\Windows\system32\reg.exe
        
        reg delete "HKCR\*\shellex\ContextMenuHandlers\EPP" /f
        5⤵
        
        PID:3628
    - - C:\Windows\system32\reg.exe
        
        reg delete "HKCR\Directory\shellex\ContextMenuHandlers\EPP" /f
        5⤵
        
        PID:3496
    - - C:\Windows\system32\reg.exe
        
        reg delete "HKCR\Drive\shellex\ContextMenuHandlers\EPP" /f
        5⤵
        
        PID:2680
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\System\CurrentControlSet\Services\WdBoot" /v "Start" /t REG_DWORD /d "4" /f
        5⤵
        
        PID:3936
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\System\CurrentControlSet\Services\WdFilter" /v "Start" /t REG_DWORD /d "4" /f
        5⤵
        
        PID:2392
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\System\CurrentControlSet\Services\WdNisDrv" /v "Start" /t REG_DWORD /d "4" /f
        5⤵
        
        PID:708
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\System\CurrentControlSet\Services\WdNisSvc" /v "Start" /t REG_DWORD /d "4" /f
        5⤵
        
        PID:4856
    - - C:\Windows\system32\reg.exe
        
        reg add "HKLM\System\CurrentControlSet\Services\WinDefend" /v "Start" /t REG_DWORD /d "4" /f
        5⤵
        
        PID:4080
- - C:\Users\Admin\AppData\Local\Temp\MsfUpdate.exe
    "C:\Users\Admin\AppData\Local\Temp\MsfUpdate.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4204
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eRuAlzO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp269E.tmp"
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:3340
    - - C:\Windows\System32\Conhost.exe
        
        \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
        5⤵
        
        PID:1804
  - - C:\Users\Admin\AppData\Local\Temp\MsfUpdate.exe
      "{path}"
      4⤵
      PID:1396
- - C:\Users\Admin\AppData\Local\Temp\nb660-full.exe
    "C:\Users\Admin\AppData\Local\Temp\nb660-full.exe"
    3⤵
    - Modifies firewall policy service
    - UAC bypass
    - Windows security bypass
    - Disables RegEdit via registry modification
    - Executes dropped EXE
    - Loads dropped DLL
    - Windows security modification
    - Checks whether UAC is enabled
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    - System policy modification
    PID:1720

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3568

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3748

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3840

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3904

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:3988

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4104

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
1⤵
PID:2412

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2284

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
1⤵
PID:4432

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:4896

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:1392

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:1404

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:1980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

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

Credential Access

Discovery

Query Registry

T1012

System Information Discovery