sakula | 0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7

General

Target

0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe
Size

58KB
MD5

5c13701293bd0ddc91647a090aa074ba
SHA1

27a6ab7ee3c7cb38f161cddcb3798c6742c65f1d
SHA256

0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7
SHA512

c74832b3713e353136e68871ac8f7a43acd58c56a39c5a2a58fb15b116c3f72077e189a25bb28be3871d7003f804e8b898052777d14fc026a0e986a315b06f98

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

3068 MediaCenter.exe

pid	process
3068	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:

0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.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"	0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "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\DownloadMonthlyLanBytes = "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 (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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
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\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\MemoryUsageKB = "4316"	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\DownloadMonthlyLinkLocalBytes = "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\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\CDNConnectionCount = "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 = "0.000000"	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\UploadMonthlyLanBytes = "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\SwarmCount = "1"	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\InternetConnectionCount = "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\UplinkBps = "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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893001923754669"	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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.374972"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4108"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4024"	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\LinkLocalConnectionCount = "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
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 = "13.330370"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

432 PING.EXE

pid	process
432	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe

description	pid	process
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3912	0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe
Token: SeBackupPrivilege	3600	TiWorker.exe
Token: SeRestorePrivilege	3600	TiWorker.exe
Token: SeSecurityPrivilege	3600	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.execmd.exe

description	pid	process	target process
PID 3912 wrote to memory of 3068	3912	0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe	MediaCenter.exe
PID 3912 wrote to memory of 3068	3912	0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe	MediaCenter.exe
PID 3912 wrote to memory of 3068	3912	0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe	MediaCenter.exe
PID 3912 wrote to memory of 1224	3912	0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe	cmd.exe
PID 3912 wrote to memory of 1224	3912	0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe	cmd.exe
PID 3912 wrote to memory of 1224	3912	0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe	cmd.exe
PID 1224 wrote to memory of 432	1224	cmd.exe	PING.EXE
PID 1224 wrote to memory of 432	1224	cmd.exe	PING.EXE
PID 1224 wrote to memory of 432	1224	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe
"C:\Users\Admin\AppData\Local\Temp\0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3912

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3068

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e1d4ffec170d180725d0458ebe47a317d15dd7abf4a3d3f16f8931097d2c8d7.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1224

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:432

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3040

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:4048

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:3600

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
b2a390ecfbb0b850292a570f8f9a3603

SHA1
fe24c946fcc15dcb2bdec622ce91b21435aa7187

SHA256
1e6f64fcb5def9901041099214b67581fa8daf8cae079a70aee34bd6646b002a

SHA512
4ca0ed2dc1eddf4912d25c4fe39bae7a5adc3ca71740f84f585c571bb78a4e3c4d609ac9270f84428ceba760b6f236d0a07e77f7d882af7e345a9d3d91b70f54

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

MD5
b2a390ecfbb0b850292a570f8f9a3603

SHA1
fe24c946fcc15dcb2bdec622ce91b21435aa7187

SHA256
1e6f64fcb5def9901041099214b67581fa8daf8cae079a70aee34bd6646b002a

SHA512
4ca0ed2dc1eddf4912d25c4fe39bae7a5adc3ca71740f84f585c571bb78a4e3c4d609ac9270f84428ceba760b6f236d0a07e77f7d882af7e345a9d3d91b70f54

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads