sakula | 0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a

General

Target

0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe
Size

60KB
MD5

cf400261b0c06046962406ca8afb31fb
SHA1

a09f152452be561bb5a6a67c361f2df9536ebfc0
SHA256

0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a
SHA512

562368fbcbfd3db9d378ba8f9b6ab58d65ae86d4811277561c4293c846b40750dd98dc0ae8ddb2014a48d5ed4804f875617bce982f79ed62011d8a2cee16622d

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

3836 MediaCenter.exe

pid	process
3836	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:

0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.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"	0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
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

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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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 (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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "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\Settings	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\CacheSizeBytes = "0"	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\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\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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "21.417195"	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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892979517197267"	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\UplinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.039989"	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\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "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\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.421840"	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\DownloadMonthlyRateBkCnt = "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\UploadCount = "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\MemoryUsageKB = "4036"	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\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	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\MemoryUsageKB = "4252"	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\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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "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\LinkLocalConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3200 PING.EXE

pid	process
3200	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1328	0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe
Token: SeBackupPrivilege	1572	TiWorker.exe
Token: SeRestorePrivilege	1572	TiWorker.exe
Token: SeSecurityPrivilege	1572	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.execmd.exe

description	pid	process	target process
PID 1328 wrote to memory of 3836	1328	0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe	MediaCenter.exe
PID 1328 wrote to memory of 3836	1328	0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe	MediaCenter.exe
PID 1328 wrote to memory of 3836	1328	0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe	MediaCenter.exe
PID 1328 wrote to memory of 1236	1328	0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe	cmd.exe
PID 1328 wrote to memory of 1236	1328	0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe	cmd.exe
PID 1328 wrote to memory of 1236	1328	0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe	cmd.exe
PID 1236 wrote to memory of 3200	1236	cmd.exe	PING.EXE
PID 1236 wrote to memory of 3200	1236	cmd.exe	PING.EXE
PID 1236 wrote to memory of 3200	1236	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe
"C:\Users\Admin\AppData\Local\Temp\0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1328

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3836

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f8c0c5dc0f88bf86232e91c1d0bcb2860e81b81cf5e1e1c3aec151a73be2e5a.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1236

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3200

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:2196

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:1572

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
1a0d7c482657c09d3b6d37754a182ecd

SHA1
7d3021c6bfd276785ea0ef5056c890295403f0d6

SHA256
f869d32b6e9e51fe441170884b0d13ae38b79e9995ef38428711d89c346f6cc7

SHA512
eae6d107f9737c8925fc00e3ac0c4e4afb88c41a68ed9778c636dba68afd81e4f53e4927709efb22bc85a6265dd84643e3f3011c4a056681cd7fac349539e1ee

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

MD5
1a0d7c482657c09d3b6d37754a182ecd

SHA1
7d3021c6bfd276785ea0ef5056c890295403f0d6

SHA256
f869d32b6e9e51fe441170884b0d13ae38b79e9995ef38428711d89c346f6cc7

SHA512
eae6d107f9737c8925fc00e3ac0c4e4afb88c41a68ed9778c636dba68afd81e4f53e4927709efb22bc85a6265dd84643e3f3011c4a056681cd7fac349539e1ee

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads