sakula | 0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a

General

Target

0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe
Size

100KB
MD5

f7a6b7834f555318da088206a2a646ab
SHA1

fe49a60b13f0bab837936b7c5fc9a1246904ef81
SHA256

0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a
SHA512

30ea710946f5f0d3f1e2268c48c6df1f051cb70e6b4bc4181240d985af753736f500e6b746de232a8d82d89a51828e58e9680119467b3b943ea388c9c7e3e3f6

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

1160 MediaCenter.exe

pid	process
1160	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:

0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.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"	0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.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

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\DownloadMonthlyLanBytes = "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 (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.333896"	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\Config\DODownloadMode = "1"	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\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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.164188"	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\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\SwarmCount = "1"	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
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\Usage\DownloadMonthlyInternetBytes = "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\NormalDownloadPendingCount = "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\DownloadMonthlyRateBkBps = "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\DownloadMonthlyRateFrBps = "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\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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	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\Usage	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "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\Usage\UploadRatePct = "100"	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\Settings	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\MemoryUsageKB = "4308"	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\UplinkUsageBps = "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 (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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4132"	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\Config\KVFileExpirationTime = "132893168046326054"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

872 PING.EXE

pid	process
872	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2040	0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe
Token: SeBackupPrivilege	3392	TiWorker.exe
Token: SeRestorePrivilege	3392	TiWorker.exe
Token: SeSecurityPrivilege	3392	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.execmd.exe

description	pid	process	target process
PID 2040 wrote to memory of 1160	2040	0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe	MediaCenter.exe
PID 2040 wrote to memory of 1160	2040	0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe	MediaCenter.exe
PID 2040 wrote to memory of 1160	2040	0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe	MediaCenter.exe
PID 2040 wrote to memory of 2864	2040	0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe	cmd.exe
PID 2040 wrote to memory of 2864	2040	0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe	cmd.exe
PID 2040 wrote to memory of 2864	2040	0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe	cmd.exe
PID 2864 wrote to memory of 872	2864	cmd.exe	PING.EXE
PID 2864 wrote to memory of 872	2864	cmd.exe	PING.EXE
PID 2864 wrote to memory of 872	2864	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe
"C:\Users\Admin\AppData\Local\Temp\0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1160

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0444145393c8b3386c223bb6213a1cd0c1b27cfe4b7b2547d10f59f6f5f07d9a.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2864

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:872

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2728

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:3268

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:3392

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
29c52162c6d22ea542f3b6b696e798a4

SHA1
f7bbfc4ead24d1472d622aa6782ac41fdda3a7fe

SHA256
1ea8af88bd8570eab52f161f00927943f1e87130a34375ec1779c1eed452d832

SHA512
753523496a4eb1621492477009676aa74d978541a4074d65b6d8362670637a63c1a9394bee36a43c9aca8e0e0392af5f9ad56ca4aec9cc06bbb757348ce463ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
29c52162c6d22ea542f3b6b696e798a4

SHA1
f7bbfc4ead24d1472d622aa6782ac41fdda3a7fe

SHA256
1ea8af88bd8570eab52f161f00927943f1e87130a34375ec1779c1eed452d832

SHA512
753523496a4eb1621492477009676aa74d978541a4074d65b6d8362670637a63c1a9394bee36a43c9aca8e0e0392af5f9ad56ca4aec9cc06bbb757348ce463ca

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads