sakula | 0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363

General

Target

0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe
Size

100KB
MD5

12e55708f058e6ba253c47ddc146a957
SHA1

828238f430b020627457f5847c1ff286b65e3f4d
SHA256

0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363
SHA512

b8cac2025d4fcbca25e45af8ec07187ef22cb4257d7169a9e3f874a970f62b4371841df881282a503eef7db9d73ec1e95605367e11616442eb484b8b24633f25

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

3176 MediaCenter.exe

pid	process
3176	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:

0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.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"	0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.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

Modifies data under HKEY_USERS 50 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4116"	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 = "4.877905"	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\UploadCount = "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\UplinkBps = "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\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\GroupConnectionCount = "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\UploadMonthlyLanBytes = "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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "30.003418"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892979684726040"	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\Config\DODownloadMode = "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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "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
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\CDNConnectionCount = "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 = "2.343786"	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\UploadMonthlyInternetBytes = "0"	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\DownloadMonthlyRateBkCnt = "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\UplinkUsageBps = "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 = "4316"	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\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\DownlinkUsageBps = "0"	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\NormalDownloadCount = "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\DownloadMonthlyCdnBytes = "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\MemoryUsageKB = "4264"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3992 PING.EXE

pid	process
3992	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1224	0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe
Token: SeBackupPrivilege	2968	TiWorker.exe
Token: SeRestorePrivilege	2968	TiWorker.exe
Token: SeSecurityPrivilege	2968	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.execmd.exe

description	pid	process	target process
PID 1224 wrote to memory of 3176	1224	0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe	MediaCenter.exe
PID 1224 wrote to memory of 3176	1224	0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe	MediaCenter.exe
PID 1224 wrote to memory of 3176	1224	0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe	MediaCenter.exe
PID 1224 wrote to memory of 3332	1224	0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe	cmd.exe
PID 1224 wrote to memory of 3332	1224	0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe	cmd.exe
PID 1224 wrote to memory of 3332	1224	0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe	cmd.exe
PID 3332 wrote to memory of 3992	3332	cmd.exe	PING.EXE
PID 3332 wrote to memory of 3992	3332	cmd.exe	PING.EXE
PID 3332 wrote to memory of 3992	3332	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe
"C:\Users\Admin\AppData\Local\Temp\0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1224

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3176

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f766c491e3cc09ee834861e2a2eb85c20f3ef82faf709db776022df7e086363.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3332

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3992

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:452

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:2968

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

MD5
fcdf8af0fa8f9be753940238a81bf0f1

SHA1
76d610c1ea4795b6c01749d41b83e5882eb74eaa

SHA256
69912f0ed13b817888dac790225c9667e3dd21c4b8f64cf2a71cf474d4f34576

SHA512
e0af4bb85e32de0a392cd8b83439c3ca748599651b1873d06bb0ac76be34cdd59a093c2f1160a16e2e8ec5982023a7ac98ecbab90207131721561b758b832aa5

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

MD5
fcdf8af0fa8f9be753940238a81bf0f1

SHA1
76d610c1ea4795b6c01749d41b83e5882eb74eaa

SHA256
69912f0ed13b817888dac790225c9667e3dd21c4b8f64cf2a71cf474d4f34576

SHA512
e0af4bb85e32de0a392cd8b83439c3ca748599651b1873d06bb0ac76be34cdd59a093c2f1160a16e2e8ec5982023a7ac98ecbab90207131721561b758b832aa5

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads