sakula | 1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78

General

Target

1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe
Size

60KB
MD5

2aef95c276f66554cb99a380a5ed31b8
SHA1

027be9c7a97a70c280aa0e820759610ad4b318cd
SHA256

1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78
SHA512

bf6987cf6f41a319d36d97f79b208df352085852c42b8c3fdb991946598773114980892380c581765fabc799848d22abb19315a910504f6ed605435cd8e44705

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

3336 MediaCenter.exe

pid	process
3336	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:

1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.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"	1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.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
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\DownlinkUsageBps = "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\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "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\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "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 = "4328"	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\MonthID = "2"	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\DownlinkBps = "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\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.083378"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "11.761978"	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\InternetConnectionCount = "0"	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\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.146921"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892968358208104"	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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4104"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	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\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\Usage\FrDownloadRatePct = "90"	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\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

832 PING.EXE

pid	process
832	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3152	1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe
Token: SeBackupPrivilege	3572	TiWorker.exe
Token: SeRestorePrivilege	3572	TiWorker.exe
Token: SeSecurityPrivilege	3572	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.execmd.exe

description	pid	process	target process
PID 3152 wrote to memory of 3336	3152	1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe	MediaCenter.exe
PID 3152 wrote to memory of 3336	3152	1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe	MediaCenter.exe
PID 3152 wrote to memory of 3336	3152	1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe	MediaCenter.exe
PID 3152 wrote to memory of 2996	3152	1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe	cmd.exe
PID 3152 wrote to memory of 2996	3152	1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe	cmd.exe
PID 3152 wrote to memory of 2996	3152	1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe	cmd.exe
PID 2996 wrote to memory of 832	2996	cmd.exe	PING.EXE
PID 2996 wrote to memory of 832	2996	cmd.exe	PING.EXE
PID 2996 wrote to memory of 832	2996	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe
"C:\Users\Admin\AppData\Local\Temp\1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3152

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3336

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1054f86c3580ffd2fe441c3524efdb72fddb095a53606691efe6726923f5ad78.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2996

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:832

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:4076

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:2472

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:3572

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
4598b8d6d9e069a22141aecf3ecab263

SHA1
e54b7a15fc1660b94dd24dc753f4e64c762417b4

SHA256
3d489ca7b8ac8b0c5507202227d1b5f7b6572d1034379ddb380a3f86a933a1f9

SHA512
170cd56c9dd65b25620daf0fc498397f1efc0cc41447d1522558e724382ce114b7173a4efaead49615fc22de2aa2984f88b43886c73ac1ecd8396b96263555ea

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

MD5
4598b8d6d9e069a22141aecf3ecab263

SHA1
e54b7a15fc1660b94dd24dc753f4e64c762417b4

SHA256
3d489ca7b8ac8b0c5507202227d1b5f7b6572d1034379ddb380a3f86a933a1f9

SHA512
170cd56c9dd65b25620daf0fc498397f1efc0cc41447d1522558e724382ce114b7173a4efaead49615fc22de2aa2984f88b43886c73ac1ecd8396b96263555ea

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads