sakula | 168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782

General

Target

168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe
Size

36KB
MD5

c1d0d4216b7bd163d48000ccece7c643
SHA1

5b29bc790dabdd6b6b78b85fbac8841a91b8d9e7
SHA256

168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782
SHA512

dd65320b590173bce93e43359d89df1b30a81dcf9e81b33fd5a04509de6ad128c72f61925cb40202d5ea9ee362b119cbb17d04b41c20d4bf166876698b05362c

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3444 MediaCenter.exe

pid	process
3444	MediaCenter.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe

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

System Information Discovery
T1082

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

T1082

Processes:

MusNotifyIcon.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe

Modifies data under HKEY_USERS 49 IoCs

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4048"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.067205"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4192"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4068"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892881555100660"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2856 PING.EXE

pid	process
2856	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3376	168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe
Token: SeBackupPrivilege	2472	TiWorker.exe
Token: SeRestorePrivilege	2472	TiWorker.exe
Token: SeSecurityPrivilege	2472	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.execmd.exe

description	pid	process	target process
PID 3376 wrote to memory of 3444	3376	168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe	MediaCenter.exe
PID 3376 wrote to memory of 3444	3376	168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe	MediaCenter.exe
PID 3376 wrote to memory of 3444	3376	168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe	MediaCenter.exe
PID 3376 wrote to memory of 3480	3376	168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe	cmd.exe
PID 3376 wrote to memory of 3480	3376	168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe	cmd.exe
PID 3376 wrote to memory of 3480	3376	168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe	cmd.exe
PID 3480 wrote to memory of 2856	3480	cmd.exe	PING.EXE
PID 3480 wrote to memory of 2856	3480	cmd.exe	PING.EXE
PID 3480 wrote to memory of 2856	3480	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe
"C:\Users\Admin\AppData\Local\Temp\168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3376

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3444

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\168a504f82013bb1f59ae8a9fb0e050359ee9052d68028e6447c88d893bcf782.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3480

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2856

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3300

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:2260

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2472

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5
8571684bb090efb79c9ad8f1e39330ba

SHA1
c10248e633ef947b59356f74de680b3329023917

SHA256
f6cc4aa1edd2b03a558535ce978afa9364bc3671eb9154869f29ca8e1c6eefda

SHA512
0d7834cd149725b573eee7e45fd17c73e86213b7892a9f9db6f60939dd7f81d3eb6efacf2253a9084e2f5a43caf6cdbda57c41014bcfa835f189ac8548cc911d

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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5
8571684bb090efb79c9ad8f1e39330ba

SHA1
c10248e633ef947b59356f74de680b3329023917

SHA256
f6cc4aa1edd2b03a558535ce978afa9364bc3671eb9154869f29ca8e1c6eefda

SHA512
0d7834cd149725b573eee7e45fd17c73e86213b7892a9f9db6f60939dd7f81d3eb6efacf2253a9084e2f5a43caf6cdbda57c41014bcfa835f189ac8548cc911d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads