sakula | 062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93

General

Target

062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe
Size

192KB
MD5

88ffe508793e8d4fc06e5b44260b4089
SHA1

5c51e3f0cbf684076b8a8b0f130c304f09db2bef
SHA256

062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93
SHA512

8b108bee07828b344ce4d69c2d9c6dcf9c8fe21db8ce6f5cb7276b9efd0e64de8e75b07268f7bb18a749e3b5ef9395f8672ff3a8fd0b36c01cad7396da2a3dd0

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

2448 MediaCenter.exe

pid	process
2448	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:

062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.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"	062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.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

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\DownloadMonthlyCdnBytes = "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\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\SwarmCount = "1"	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\Usage	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\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\GroupConnectionCount = "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\MemoryUsageKB = "4100"	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\DownloadMonthlyRateFrCnt = "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\MemoryUsageKB = "4300"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\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\LANConnectionCount = "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\NormalDownloadPendingCount = "0"	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\UploadMonthlyLanBytes = "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\LinkLocalConnectionCount = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.271025"	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\Config\KVFileExpirationTime = "132893139164576924"	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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\MonthID = "2"	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\UplinkUsageBps = "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\CDNConnectionCount = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.658505"	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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

776 PING.EXE

pid	process
776	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3940	062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe
Token: SeBackupPrivilege	1584	TiWorker.exe
Token: SeRestorePrivilege	1584	TiWorker.exe
Token: SeSecurityPrivilege	1584	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.execmd.exe

description	pid	process	target process
PID 3940 wrote to memory of 2448	3940	062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe	MediaCenter.exe
PID 3940 wrote to memory of 2448	3940	062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe	MediaCenter.exe
PID 3940 wrote to memory of 2448	3940	062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe	MediaCenter.exe
PID 3940 wrote to memory of 1012	3940	062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe	cmd.exe
PID 3940 wrote to memory of 1012	3940	062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe	cmd.exe
PID 3940 wrote to memory of 1012	3940	062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe	cmd.exe
PID 1012 wrote to memory of 776	1012	cmd.exe	PING.EXE
PID 1012 wrote to memory of 776	1012	cmd.exe	PING.EXE
PID 1012 wrote to memory of 776	1012	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe
"C:\Users\Admin\AppData\Local\Temp\062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3940

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2448

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\062114e6ac851f45b277f0f6b6981335b2e73490d48b3e4c1137dbbb9a2a2b93.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1012

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:776

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:1680

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:1584

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
9a1314e635ef010491f6ef311e7d564e

SHA1
5957acb9d999c3659ef011002623d4a894178a5c

SHA256
22bf2d2fdef879677280f77bbbfedce2069d52263fa9ea74003be0a8b92803e8

SHA512
4cc9cabb9fa649a5dd62efa6fe7ad00bc13db61f21745eb1562fcb108684636f63455b25ca0e2c85272de7f94c9212f94984bda0c78915be08098cded3087deb

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
9a1314e635ef010491f6ef311e7d564e

SHA1
5957acb9d999c3659ef011002623d4a894178a5c

SHA256
22bf2d2fdef879677280f77bbbfedce2069d52263fa9ea74003be0a8b92803e8

SHA512
4cc9cabb9fa649a5dd62efa6fe7ad00bc13db61f21745eb1562fcb108684636f63455b25ca0e2c85272de7f94c9212f94984bda0c78915be08098cded3087deb

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads