sakula | 0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7

General

Target

0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe
Size

92KB
MD5

be887eceb6346638b3592d13e571288b
SHA1

b62bcdb36f168286c974f4377936a07a7b6bfdd3
SHA256

0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7
SHA512

180374f7279c5e997f98a94d778fa822119ee64286932c58dd96474612a843680e47cc28e017bb8ceff843c922a87e2a3a56d92e7e0c705f99cc75250b384958

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

2724 MediaCenter.exe

pid	process
2724	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:

0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.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"	0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.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\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\MonthlyUploadRestriction = "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\DownloadMonthlyRateBkBps = "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\DownloadMonthlyRateBkCnt = "0"	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\DownlinkUsageBps = "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\UploadMonthlyLanBytes = "0"	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\CacheSizeBytes = "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\UplinkBps = "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\DownloadMonthlyCdnBytes = "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\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
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\UploadCount = "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\NormalDownloadPendingCount = "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\MonthID = "2"	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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.326797"	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\Config\DownloadMode_BackCompat = "1"	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\MemoryUsageKB = "4220"	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\Config\KVFileExpirationTime = "132893034701938376"	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\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\BkDownloadRatePct = "45"	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\SwarmCount = "1"	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 = "4116"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.408163"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1516 PING.EXE

pid	process
1516	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3212	0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.execmd.exe

description	pid	process	target process
PID 3212 wrote to memory of 2724	3212	0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe	MediaCenter.exe
PID 3212 wrote to memory of 2724	3212	0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe	MediaCenter.exe
PID 3212 wrote to memory of 2724	3212	0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe	MediaCenter.exe
PID 3212 wrote to memory of 2564	3212	0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe	cmd.exe
PID 3212 wrote to memory of 2564	3212	0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe	cmd.exe
PID 3212 wrote to memory of 2564	3212	0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe	cmd.exe
PID 2564 wrote to memory of 1516	2564	cmd.exe	PING.EXE
PID 2564 wrote to memory of 1516	2564	cmd.exe	PING.EXE
PID 2564 wrote to memory of 1516	2564	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe
"C:\Users\Admin\AppData\Local\Temp\0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3212

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2724

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0bb0a15be7628548c77aeeabce8178886f20c8802ea6a37033e1cdab343c7bd7.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2564

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1516

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:4032

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:2760

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:3968

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
b663bd97c119f490e5bc2e51e03f3c0e

SHA1
d9a69449cf76d4e355a1825d711a1bad60017e81

SHA256
36b77b6269fb86f8fda77dc6a0162684b6f720b3ed26e540ae0dfb5844393fdb

SHA512
6a6b4e20e2d6e38a960df340f37d731e5ce1dbbb80280fab6c72c2414494480f61f17bdb93aa4ad3b735a2a5d695634032610eeaa4b5859780cd547e5fe5425e

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

MD5
b663bd97c119f490e5bc2e51e03f3c0e

SHA1
d9a69449cf76d4e355a1825d711a1bad60017e81

SHA256
36b77b6269fb86f8fda77dc6a0162684b6f720b3ed26e540ae0dfb5844393fdb

SHA512
6a6b4e20e2d6e38a960df340f37d731e5ce1dbbb80280fab6c72c2414494480f61f17bdb93aa4ad3b735a2a5d695634032610eeaa4b5859780cd547e5fe5425e

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads