sakula | 0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c

General

Target

0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe
Size

60KB
MD5

a5c2e9bfea2ee3e7667a87cf86842ff0
SHA1

ce898f60803c1e7b6b70ff19e6a48b89016c7eb9
SHA256

0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c
SHA512

4951d309b036d1217617e08f11d1a1df82206255f6849aeff123f565bf1f4902307b934f075eeb3d9fb7aeac758459eea8cd7b3b34f52c28b5a8b2c485339d08

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

3740 MediaCenter.exe

pid	process
3740	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:

0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.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"	0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.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 51 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\DownloadMonthlyCacheHostBytes = "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\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\SwarmCount = "1"	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 = "1.342246"	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\LinkLocalConnectionCount = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.167083"	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 (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
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\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 (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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006686"	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\LANConnectionCount = "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\BkDownloadRatePct = "45"	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\MemoryUsageKB = "3948"	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\DownloadMonthlyLanBytes = "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
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\MemoryUsageKB = "4308"	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\CDNConnectionCount = "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\UploadCount = "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\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\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893111959532442"	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\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3392 PING.EXE

pid	process
3392	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1084	0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe
Token: SeBackupPrivilege	3932	TiWorker.exe
Token: SeRestorePrivilege	3932	TiWorker.exe
Token: SeSecurityPrivilege	3932	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.execmd.exe

description	pid	process	target process
PID 1084 wrote to memory of 3740	1084	0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe	MediaCenter.exe
PID 1084 wrote to memory of 3740	1084	0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe	MediaCenter.exe
PID 1084 wrote to memory of 3740	1084	0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe	MediaCenter.exe
PID 1084 wrote to memory of 3472	1084	0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe	cmd.exe
PID 1084 wrote to memory of 3472	1084	0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe	cmd.exe
PID 1084 wrote to memory of 3472	1084	0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe	cmd.exe
PID 3472 wrote to memory of 3392	3472	cmd.exe	PING.EXE
PID 3472 wrote to memory of 3392	3472	cmd.exe	PING.EXE
PID 3472 wrote to memory of 3392	3472	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe
"C:\Users\Admin\AppData\Local\Temp\0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1084

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3740

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0811067a8205dd6adab37631fd801d2fe2941c54a2d13153e595cab7dbcd027c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3472

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3392

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2948

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:2808

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:3932

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
180e2674f3ba1220d743163b6221f1bd

SHA1
261c10b63f99dbe9682e58f3de1612a467e8773f

SHA256
4d8b74ea543032a3f496bc4d17f6bdc328d9a0fda0c66248ce6ea371d55ed6e0

SHA512
fb283634a1f7e77e4e0210630f705ec3797a85db6071309573c7c5fa6f22642d4a43709e79bc94a2e6c13de7d4685107b2c8ff2f90fab24df9c1157d3a847fb9

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
180e2674f3ba1220d743163b6221f1bd

SHA1
261c10b63f99dbe9682e58f3de1612a467e8773f

SHA256
4d8b74ea543032a3f496bc4d17f6bdc328d9a0fda0c66248ce6ea371d55ed6e0

SHA512
fb283634a1f7e77e4e0210630f705ec3797a85db6071309573c7c5fa6f22642d4a43709e79bc94a2e6c13de7d4685107b2c8ff2f90fab24df9c1157d3a847fb9

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads