sakula | 0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5

General

Target

0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe
Size

150KB
MD5

f7da0b36b4d93c2e0cb5c052322e94f5
SHA1

bb89102489b8a1fd02c51c608f83eae7bbe48cfb
SHA256

0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5
SHA512

2d4a29f7e008f1133653b2ad0c44b8e597ae0ade93f653ebe234e647487c09f89fcc1ed469c8d48b2b9f9d3c9832bd3a6635027bc9fbc7f8c801e9a17a7accf2

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula Payload 2 IoCs

Processes:

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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2980 MediaCenter.exe

pid	process
2980	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:

0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.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"	0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.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\UploadMonthlyLanBytes = "0"	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\SwarmCount = "1"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\Config\KVFileExpirationTime = "132893000838097546"	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\MonthlyUploadRestriction = "0"	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\DownloadMonthlyRateFrBps = "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\NormalDownloadCount = "0"	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\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\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\Config\DODownloadMode = "1"	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\DownloadMonthlyGroupBytes = "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\FrDownloadRatePct = "90"	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\DownloadMonthlyCacheHostBytes = "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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.044061"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "11.108947"	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\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 (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\LinkLocalConnectionCount = "0"	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\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4100"	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\MonthID = "2"	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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.085397"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4292"	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\PriorityDownloadPendingCount = "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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyCdnBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1400 PING.EXE

pid	process
1400	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3888	0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe
Token: SeBackupPrivilege	2996	TiWorker.exe
Token: SeRestorePrivilege	2996	TiWorker.exe
Token: SeSecurityPrivilege	2996	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.execmd.exe

description	pid	process	target process
PID 3888 wrote to memory of 2980	3888	0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe	MediaCenter.exe
PID 3888 wrote to memory of 2980	3888	0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe	MediaCenter.exe
PID 3888 wrote to memory of 2980	3888	0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe	MediaCenter.exe
PID 3888 wrote to memory of 1600	3888	0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe	cmd.exe
PID 3888 wrote to memory of 1600	3888	0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe	cmd.exe
PID 3888 wrote to memory of 1600	3888	0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe	cmd.exe
PID 1600 wrote to memory of 1400	1600	cmd.exe	PING.EXE
PID 1600 wrote to memory of 1400	1600	cmd.exe	PING.EXE
PID 1600 wrote to memory of 1400	1600	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe
"C:\Users\Admin\AppData\Local\Temp\0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3888

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2980

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e2c6a067389dcd6cd019e81eb2c4cb6718e638d12d04aafa337b629ff905db5.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1600

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1400

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1064

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:3504

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:2996

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
ed73bd1cae419bde4b71936cd286f417

SHA1
e4020f8101daedfab15f3f77ba7a6c075e5bfb3a

SHA256
5b2a29b57815753d03b9babd5c7021560c37a08212ca5e781bd21c4fa45eca1f

SHA512
22fdcf05d3e8f4f8f953b537ff1642bce51f0850e781484c8ce018605e5a3b9888e592b3d37a6214776f7ead8507a51053199f16f2ede298ea5e66332853cabd

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

MD5
ed73bd1cae419bde4b71936cd286f417

SHA1
e4020f8101daedfab15f3f77ba7a6c075e5bfb3a

SHA256
5b2a29b57815753d03b9babd5c7021560c37a08212ca5e781bd21c4fa45eca1f

SHA512
22fdcf05d3e8f4f8f953b537ff1642bce51f0850e781484c8ce018605e5a3b9888e592b3d37a6214776f7ead8507a51053199f16f2ede298ea5e66332853cabd

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads