sakula | 0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd

General

Target

0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe
Size

100KB
MD5

571f8de322d8a001a359744b28c0a1ea
SHA1

a5b03358bde4cb46f30f31d73cdf4d2aa5de1a06
SHA256

0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd
SHA512

09d4b680e418a54e7869f4035bd23e8aa17d1c34a4e14decba4b4923ca481d994703bd6dcc93341e7f15d480b72922f3e5c169cc53052ea83b0c7b82de7963d7

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

3144 MediaCenter.exe

pid	process
3144	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:

0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.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"	0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
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

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 (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\LANConnectionCount = "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\FrDownloadRatePct = "90"	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\Settings	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\UploadCount = "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\SwarmCount = "1"	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\DownlinkUsageBps = "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\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\UplinkUsageBps = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.092232"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4324"	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\CacheSizeBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.652350"	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\DownloadMonthlyRateBkCnt = "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 = "4076"	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\DownloadMonthlyLinkLocalBytes = "0"	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\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.225913"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "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\CDNConnectionCount = "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\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893071900337430"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "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\DownloadMonthlyCacheHostBytes = "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\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\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\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1804 PING.EXE

pid	process
1804	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3040	0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe
Token: SeBackupPrivilege	3240	TiWorker.exe
Token: SeRestorePrivilege	3240	TiWorker.exe
Token: SeSecurityPrivilege	3240	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.execmd.exe

description	pid	process	target process
PID 3040 wrote to memory of 3144	3040	0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe	MediaCenter.exe
PID 3040 wrote to memory of 3144	3040	0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe	MediaCenter.exe
PID 3040 wrote to memory of 3144	3040	0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe	MediaCenter.exe
PID 3040 wrote to memory of 3044	3040	0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe	cmd.exe
PID 3040 wrote to memory of 3044	3040	0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe	cmd.exe
PID 3040 wrote to memory of 3044	3040	0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe	cmd.exe
PID 3044 wrote to memory of 1804	3044	cmd.exe	PING.EXE
PID 3044 wrote to memory of 1804	3044	cmd.exe	PING.EXE
PID 3044 wrote to memory of 1804	3044	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe
"C:\Users\Admin\AppData\Local\Temp\0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3040

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3144

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0abfde8a8d45a10418cf8618eb155bc4803664503871a3c34ff7b8a963529ecd.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3044

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1804

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:432

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:3836

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:3240

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
7cb958cad6c3a4e3c415a035704ce243

SHA1
6a40001e974d82b869825f147aefef05011e2f5f

SHA256
11d9e8ad8fee6c807f2e5368626859b0fcda0a922e00a3834591d8c0064c3499

SHA512
aed61b71249ddaeb6a51e4f1188422076f3ab497f3d53321319fac2a74dee0d09bc06d7c31a4316b10d2d929d41ca2c6ba89d24f5c26dd0e10a6c0b672782523

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
7cb958cad6c3a4e3c415a035704ce243

SHA1
6a40001e974d82b869825f147aefef05011e2f5f

SHA256
11d9e8ad8fee6c807f2e5368626859b0fcda0a922e00a3834591d8c0064c3499

SHA512
aed61b71249ddaeb6a51e4f1188422076f3ab497f3d53321319fac2a74dee0d09bc06d7c31a4316b10d2d929d41ca2c6ba89d24f5c26dd0e10a6c0b672782523

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads