sakula | 167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b

General

Target

167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe
Size

100KB
MD5

f44f86e0a220e337b3432b7570f84b41
SHA1

90e9b8eedd5dd63e5786403eec6ebdec8ada0408
SHA256

167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b
SHA512

df2d48102a0624f4d2c925ef35d92a0fb79a716e4b131b41c5a7f6afb9b1aaeecd6aaa5eb963de8862f067d16aab9f681a22475735330ec5171f0ddb14d17678

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

3808 MediaCenter.exe

pid	process
3808	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:

167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.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"	167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.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 53 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\BkDownloadRatePct = "45"	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\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "1157726"	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 = "4284"	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\Config\KVFileExpirationTime = "132892882449381222"	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\SwarmCount = "1"	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\PriorityDownloadCount = "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\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\DownloadMonthlyRateFrBps = "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\NormalDownloadPendingCount = "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\Usage\CPUpct = "6.249530"	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\DownloadMonthlyCacheHostBytes = "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\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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	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\Usage	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\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "13.335023"	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\DownloadMonthlyRateBkCnt = "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\UploadCount = "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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "4"	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\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 (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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.731249"	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\DownlinkBps = "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\DownloadMonthlyCdnBytes = "90228624"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4064"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1588 PING.EXE

pid	process
1588	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1616	167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe
Token: SeBackupPrivilege	3284	TiWorker.exe
Token: SeRestorePrivilege	3284	TiWorker.exe
Token: SeSecurityPrivilege	3284	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.execmd.exe

description	pid	process	target process
PID 1616 wrote to memory of 3808	1616	167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe	MediaCenter.exe
PID 1616 wrote to memory of 3808	1616	167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe	MediaCenter.exe
PID 1616 wrote to memory of 3808	1616	167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe	MediaCenter.exe
PID 1616 wrote to memory of 4012	1616	167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe	cmd.exe
PID 1616 wrote to memory of 4012	1616	167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe	cmd.exe
PID 1616 wrote to memory of 4012	1616	167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe	cmd.exe
PID 4012 wrote to memory of 1588	4012	cmd.exe	PING.EXE
PID 4012 wrote to memory of 1588	4012	cmd.exe	PING.EXE
PID 4012 wrote to memory of 1588	4012	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe
"C:\Users\Admin\AppData\Local\Temp\167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1616

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3808

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\167e6fcbe5cbcbbdb4ed6e72945ed5423c2aa33b9d10984e744549c60d96902b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4012

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1588

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:3936

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:3284

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
d26a70d37f04518f13e68c3879b46fc3

SHA1
888b3178e1f9036b3bcf835333ed04a8ee64a934

SHA256
4c0200e6381d498115d8487b170ecc7a4c9ffc2648c614c8f5687cf926857d8e

SHA512
72ce235538686d74e4a5cb831111fb630f1dd936490f1d57f3fea1dd6aff55682b14e3ae1e3b08aad00e70736c8c964f1591ef072fd577962bf6663cb4a52c60

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

MD5
d26a70d37f04518f13e68c3879b46fc3

SHA1
888b3178e1f9036b3bcf835333ed04a8ee64a934

SHA256
4c0200e6381d498115d8487b170ecc7a4c9ffc2648c614c8f5687cf926857d8e

SHA512
72ce235538686d74e4a5cb831111fb630f1dd936490f1d57f3fea1dd6aff55682b14e3ae1e3b08aad00e70736c8c964f1591ef072fd577962bf6663cb4a52c60

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads