sakula | 0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde

General

Target

0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe
Size

36KB
MD5

be3dab666b42f384fa55ea183a0fbffb
SHA1

00e9e65b526dc1692ef03c44c42ae447bd878125
SHA256

0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde
SHA512

66e6e8b1eb5671e80c3888670ea91a2972df5a50ba691d631fa7f48a26e76c0c8dc187f8ae9d0fb6e3cd1960047f855c5eddabea45470a04848e765c4f67c902

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

2436 MediaCenter.exe

pid	process
2436	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:

0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.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"	0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.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\Config\DownloadMode_BackCompat = "1"	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\UplinkUsageBps = "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\PriorityDownloadCount = "0"	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
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\DownloadMonthlyRateBkBps = "0"	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 = "2.941410"	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\UploadMonthlyLanBytes = "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 (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\InternetConnectionCount = "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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006626"	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\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892981578619068"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4124"	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\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "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\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\NormalDownloadPendingCount = "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\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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.333186"	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\MemoryUsageKB = "4040"	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\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\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 (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 (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\DownloadMonthlyRateFrBps = "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\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3188 PING.EXE

pid	process
3188	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe

description	pid	process
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1964	0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe
Token: SeBackupPrivilege	3784	TiWorker.exe
Token: SeRestorePrivilege	3784	TiWorker.exe
Token: SeSecurityPrivilege	3784	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.execmd.exe

description	pid	process	target process
PID 1964 wrote to memory of 2436	1964	0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe	MediaCenter.exe
PID 1964 wrote to memory of 2436	1964	0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe	MediaCenter.exe
PID 1964 wrote to memory of 2436	1964	0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe	MediaCenter.exe
PID 1964 wrote to memory of 3960	1964	0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe	cmd.exe
PID 1964 wrote to memory of 3960	1964	0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe	cmd.exe
PID 1964 wrote to memory of 3960	1964	0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe	cmd.exe
PID 3960 wrote to memory of 3188	3960	cmd.exe	PING.EXE
PID 3960 wrote to memory of 3188	3960	cmd.exe	PING.EXE
PID 3960 wrote to memory of 3188	3960	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe
"C:\Users\Admin\AppData\Local\Temp\0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2436

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f4df7c13737ffcbf9ffda0868a995db9419ee2fa4f249fef5d1525221e2fbde.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3960

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3188

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3204

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:3988

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:3784

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
3a9cc1fcbf673568aee7400602bfaefd

SHA1
897e01ea9b74f9c84f93816b4742e34902e86996

SHA256
8ca010c860e610b4e16ea011e7a8fc36104db8c1ade8427d0f6ef3d85ecf2c72

SHA512
d181005cc8d25ea3f1be8c4d08f4c3050fbaed54da27c4ac4d9c856133d8fc0ca332ee9a118ad74fd201481cba3549caf9f6dbe4e80af63a523c283542887e32

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

MD5
3a9cc1fcbf673568aee7400602bfaefd

SHA1
897e01ea9b74f9c84f93816b4742e34902e86996

SHA256
8ca010c860e610b4e16ea011e7a8fc36104db8c1ade8427d0f6ef3d85ecf2c72

SHA512
d181005cc8d25ea3f1be8c4d08f4c3050fbaed54da27c4ac4d9c856133d8fc0ca332ee9a118ad74fd201481cba3549caf9f6dbe4e80af63a523c283542887e32

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads