sakula | 0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052

General

Target

0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe
Size

192KB
MD5

d8392f761c1f4f401c9d0fbaee002d92
SHA1

2eaabca5a75f6ea2fc1cf2ed5f9cd150527a6b60
SHA256

0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052
SHA512

00b78cf8e9bbcbc48db28afe44d90a31317914540d53ef832c4585ae7c2bb370e4b7d5495b60a5351007b15c0368c1140579406c9772451e235d593c631041d4

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

1804 MediaCenter.exe

pid	process
1804	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:

0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.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"	0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.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 51 IoCs

Processes:

svchost.exe

description	ioc	process
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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyRateBkBps = "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\FrDownloadRatePct = "90"	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\UploadCount = "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\Config	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 = "132892983309557266"	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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "11.538609"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.250028"	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\DownloadMonthlyInternetBytes = "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\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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4092"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4288"	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\PeerInfoCount = "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\SwarmCount = "0"	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\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\GroupConnectionCount = "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\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4004"	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\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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.678123"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006595"	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\CDNConnectionCount = "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\DownlinkBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4028 PING.EXE

pid	process
4028	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe

description	pid	process
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1532	0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe
Token: SeBackupPrivilege	3164	TiWorker.exe
Token: SeRestorePrivilege	3164	TiWorker.exe
Token: SeSecurityPrivilege	3164	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.execmd.exe

description	pid	process	target process
PID 1532 wrote to memory of 1804	1532	0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe	MediaCenter.exe
PID 1532 wrote to memory of 1804	1532	0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe	MediaCenter.exe
PID 1532 wrote to memory of 1804	1532	0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe	MediaCenter.exe
PID 1532 wrote to memory of 432	1532	0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe	cmd.exe
PID 1532 wrote to memory of 432	1532	0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe	cmd.exe
PID 1532 wrote to memory of 432	1532	0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe	cmd.exe
PID 432 wrote to memory of 4028	432	cmd.exe	PING.EXE
PID 432 wrote to memory of 4028	432	cmd.exe	PING.EXE
PID 432 wrote to memory of 4028	432	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe
"C:\Users\Admin\AppData\Local\Temp\0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1532

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1804

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f1f74c603e82010ea7f903cbc82b2a084c42067f10fb6e17a8d7bc281497052.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:432

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4028

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1772

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:2060

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:3164

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
b36d1ae5200863ca94209f3580216bd0

SHA1
47659cedaaea5d02caf17df77c17b41b6faab94c

SHA256
59cb42322a6ac6f99f019ed3402f476a2b46f68d19c61e314bb54d7496124d63

SHA512
31baa82e3ec00cb1795f5afa5abc52b2928e590e33554a74d78ad04fcd2e556e1c92e0fb7da72ae899fd3e3dfcaedfc9bade881a2ea6f25ec6d63dab1918399c

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

MD5
b36d1ae5200863ca94209f3580216bd0

SHA1
47659cedaaea5d02caf17df77c17b41b6faab94c

SHA256
59cb42322a6ac6f99f019ed3402f476a2b46f68d19c61e314bb54d7496124d63

SHA512
31baa82e3ec00cb1795f5afa5abc52b2928e590e33554a74d78ad04fcd2e556e1c92e0fb7da72ae899fd3e3dfcaedfc9bade881a2ea6f25ec6d63dab1918399c

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads