sakula | 0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20

General

Target

0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe
Size

150KB
MD5

8e0b27047bf6ba2e5ccf5fae00f08a8b
SHA1

7aa44927ad8dd75ef1eaf281e38b50e6a0789146
SHA256

0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20
SHA512

65b5a2adfb55c69751cd4fe8dd273bef4950b1a6ab163693439e84e3447f7198eaa0d86980f2eb6adfea156705937dad801bcafd73464674b300e21a7d354a2d

Score

10^/10

sakula persistence rat suricata 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

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3796 MediaCenter.exe

pid	process
3796	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:

0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.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"	0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.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 (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\DownlinkBps = "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 = "1"	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\Settings	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\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 (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "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\PriorityDownloadCount = "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\FrDownloadRatePct = "90"	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\UploadMonthlyLanBytes = "0"	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\DownloadMonthlyCdnBytes = "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\LANConnectionCount = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4264"	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\Config\DownloadMode_BackCompat = "1"	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\NormalDownloadPendingCount = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.426684"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4084"	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\UploadMonthlyInternetBytes = "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\DownloadMonthlyRateFrCnt = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.566710"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\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\Config\DODownloadMode = "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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893070995895878"	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 = "31.655571"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1040 PING.EXE

pid	process
1040	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2880	0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe
Token: SeBackupPrivilege	1880	TiWorker.exe
Token: SeRestorePrivilege	1880	TiWorker.exe
Token: SeSecurityPrivilege	1880	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.execmd.exe

description	pid	process	target process
PID 2880 wrote to memory of 3796	2880	0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe	MediaCenter.exe
PID 2880 wrote to memory of 3796	2880	0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe	MediaCenter.exe
PID 2880 wrote to memory of 3796	2880	0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe	MediaCenter.exe
PID 2880 wrote to memory of 3816	2880	0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe	cmd.exe
PID 2880 wrote to memory of 3816	2880	0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe	cmd.exe
PID 2880 wrote to memory of 3816	2880	0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe	cmd.exe
PID 3816 wrote to memory of 1040	3816	cmd.exe	PING.EXE
PID 3816 wrote to memory of 1040	3816	cmd.exe	PING.EXE
PID 3816 wrote to memory of 1040	3816	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe
"C:\Users\Admin\AppData\Local\Temp\0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2880

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3796

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ac69bb84a7490395408997e2ca05a1f407153d8c1b304bb2b3dae9716164c20.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3816

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1040

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3644

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:3392

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:1880

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
b70750275822535fc5592435018fca0d

SHA1
113cfefa167dc479859dee9e33584f088be95aba

SHA256
017dc4768f5b31be19055ee11474c415e50288725df8ae79a211c2f0dd8709bb

SHA512
e4ea260ca1e0d3fb5ed59e69bc0ad5922e09349e0dfd381a948bcf0aef34914241f092c7111e8e5178b31db829f0db4b94941dbfee26b62b0133049d07644034

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
b70750275822535fc5592435018fca0d

SHA1
113cfefa167dc479859dee9e33584f088be95aba

SHA256
017dc4768f5b31be19055ee11474c415e50288725df8ae79a211c2f0dd8709bb

SHA512
e4ea260ca1e0d3fb5ed59e69bc0ad5922e09349e0dfd381a948bcf0aef34914241f092c7111e8e5178b31db829f0db4b94941dbfee26b62b0133049d07644034

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads