sakula | 0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c

General

Target

0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe
Size

36KB
MD5

0813bddaf43c7d4bbcbb5b5c1e8026c4
SHA1

2ce62f8461f481525074db1200d4c883216bf9d6
SHA256

0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c
SHA512

e5c1e4754301eb27b6ab3ae1a0740f8e4ec14c9fb569d2636cc58b365f5cd72952c297c703a2210e9ae21d8bdfcc6eea9f3719808cd23ce750ecb566aa47fecb

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

1152 MediaCenter.exe

pid	process
1152	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:

0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.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"	0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.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\DownloadMonthlyRateBkBps = "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\NormalDownloadPendingCount = "0"	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\MemoryUsageKB = "4100"	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\DownloadMonthlyCdnBytes = "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\UplinkBps = "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\DownloadMonthlyGroupBytes = "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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006578"	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\DownloadMonthlyRateBkCnt = "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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "15.383116"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4320"	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
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\DownloadMonthlyRateFrCnt = "0"	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\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\DownloadMonthlyInternetBytes = "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\CDNConnectionCount = "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\UploadMonthlyLanBytes = "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\SwarmCount = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4076"	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\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.669974"	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\Config\KVFileExpirationTime = "132893009913423403"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.223897"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1708 PING.EXE

pid	process
1708	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe

description	pid	process
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3992	0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe
Token: SeBackupPrivilege	3120	TiWorker.exe
Token: SeRestorePrivilege	3120	TiWorker.exe
Token: SeSecurityPrivilege	3120	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.execmd.exe

description	pid	process	target process
PID 3992 wrote to memory of 1152	3992	0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe	MediaCenter.exe
PID 3992 wrote to memory of 1152	3992	0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe	MediaCenter.exe
PID 3992 wrote to memory of 1152	3992	0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe	MediaCenter.exe
PID 3992 wrote to memory of 1564	3992	0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe	cmd.exe
PID 3992 wrote to memory of 1564	3992	0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe	cmd.exe
PID 3992 wrote to memory of 1564	3992	0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe	cmd.exe
PID 1564 wrote to memory of 1708	1564	cmd.exe	PING.EXE
PID 1564 wrote to memory of 1708	1564	cmd.exe	PING.EXE
PID 1564 wrote to memory of 1708	1564	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe
"C:\Users\Admin\AppData\Local\Temp\0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3992

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1152

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d7963e3fc574d97c1d6207cb5d5816c33c3e3da57987e025a1e39ae3d15881c.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1564

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1708

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2456

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:2864

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:3120

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
f1d4cd4c05dee256ca1a00bbd1130010

SHA1
6bcb4f503ff16f53178c60bd341b000bfc35cbe8

SHA256
93084df78abb50c0111b2878e29872cc04be118fccebf6acfd41239f705c0370

SHA512
bc4ed8a537b1d952ea25e32c6bc94010529a89dc94b3ad7f4c4ae4120830435bae821e221ca8ed78106cfbe601805ad031f98a7cd053d343ec377c4a6e10479d

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

MD5
f1d4cd4c05dee256ca1a00bbd1130010

SHA1
6bcb4f503ff16f53178c60bd341b000bfc35cbe8

SHA256
93084df78abb50c0111b2878e29872cc04be118fccebf6acfd41239f705c0370

SHA512
bc4ed8a537b1d952ea25e32c6bc94010529a89dc94b3ad7f4c4ae4120830435bae821e221ca8ed78106cfbe601805ad031f98a7cd053d343ec377c4a6e10479d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads