sakula | 14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812

General

Target

14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe
Size

36KB
MD5

def6a878a0eeb81ce0447437ff4460cb
SHA1

5dff2632a06fded661e80ab6950bf8108bbafa64
SHA256

14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812
SHA512

8e195899cd1589d415211f1ac85343df7311daf8d76c6433f29b6f65dc92deabc83f2750d3cf7f9fcd1751a7c99604c898d71a599d32cb45a167731817fce891

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

1292 MediaCenter.exe

pid	process
1292	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:

14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.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"	14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.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

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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\InternetConnectionCount = "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\UploadRatePct = "100"	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\DownloadMonthlyGroupBytes = "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\CDNConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.630422"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4332"	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\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\CacheSizeBytes = "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\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	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\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4108"	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\DownloadMonthlyRateFrCnt = "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\DownlinkBps = "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\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 = "0.041528"	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
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\Config\KVFileExpirationTime = "132892909772713494"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "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\DownloadMonthlyInternetBytes = "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\NormalDownloadCount = "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 = "4316"	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
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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2800 PING.EXE

pid	process
2800	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1524	14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe
Token: SeBackupPrivilege	1380	TiWorker.exe
Token: SeRestorePrivilege	1380	TiWorker.exe
Token: SeSecurityPrivilege	1380	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.execmd.exe

description	pid	process	target process
PID 1524 wrote to memory of 1292	1524	14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe	MediaCenter.exe
PID 1524 wrote to memory of 1292	1524	14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe	MediaCenter.exe
PID 1524 wrote to memory of 1292	1524	14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe	MediaCenter.exe
PID 1524 wrote to memory of 4032	1524	14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe	cmd.exe
PID 1524 wrote to memory of 4032	1524	14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe	cmd.exe
PID 1524 wrote to memory of 4032	1524	14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe	cmd.exe
PID 4032 wrote to memory of 2800	4032	cmd.exe	PING.EXE
PID 4032 wrote to memory of 2800	4032	cmd.exe	PING.EXE
PID 4032 wrote to memory of 2800	4032	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe
"C:\Users\Admin\AppData\Local\Temp\14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1524

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1292

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14cf2be24c452a873c90c1b8a5d511db15abdb74c5166be11fb11ea75cbe2812.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4032

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2800

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:772

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:872

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:1380

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
8494f57f175c406a82d4c292ea724c8e

SHA1
2ac85d1228a963717217a92d7b0c2c1a90f93394

SHA256
b75d844dac81d0672e5ba725669e4654a9e195e661e4b945ed5f041a8ed45a2e

SHA512
db3d27e06af3c0af5a2fed6487027c05da6e4c44dd3fffe118222dd6b3dd5c560e4b54996b5298f246433bab362cf82de0cf5c989de4f90ba975b66b9004b5cf

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

MD5
8494f57f175c406a82d4c292ea724c8e

SHA1
2ac85d1228a963717217a92d7b0c2c1a90f93394

SHA256
b75d844dac81d0672e5ba725669e4654a9e195e661e4b945ed5f041a8ed45a2e

SHA512
db3d27e06af3c0af5a2fed6487027c05da6e4c44dd3fffe118222dd6b3dd5c560e4b54996b5298f246433bab362cf82de0cf5c989de4f90ba975b66b9004b5cf

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads