sakula | 0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2

General

Target

0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe
Size

191KB
MD5

0bb48908995c9f392e739f17ac9f0d4b
SHA1

3d84ac44a86d792961ee820ea4f98145fa3c23d1
SHA256

0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2
SHA512

c9be127d783962e46c1edf1174b4ebff42488b44752bece64c520d306883ea6ff218ce36b55ae5dfda38ab0872a52b498457a634b579151243b483349656e575

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

2392 MediaCenter.exe

pid	process
2392	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:

0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.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"	0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.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 48 IoCs

Processes:

svchost.exe

description	ioc	process
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
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\DownloadMonthlyRateFrCnt = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4260"	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\Config\KVFileExpirationTime = "132893002688828791"	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\CDNConnectionCount = "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 = "4192"	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\DownloadMonthlyRateBkCnt = "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\Config\DODownloadMode = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.823248"	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\Config	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\DownlinkBps = "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\MonthlyUploadRestriction = "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\InternetConnectionCount = "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 (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 (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\GroupConnectionCount = "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\UploadMonthlyInternetBytes = "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\MonthID = "2"	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\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 (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\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\DownloadMonthlyRateBkBps = "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 (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\SwarmCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

820 PING.EXE

pid	process
820	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2660	0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe
Token: SeBackupPrivilege	3244	TiWorker.exe
Token: SeRestorePrivilege	3244	TiWorker.exe
Token: SeSecurityPrivilege	3244	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.execmd.exe

description	pid	process	target process
PID 2660 wrote to memory of 2392	2660	0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe	MediaCenter.exe
PID 2660 wrote to memory of 2392	2660	0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe	MediaCenter.exe
PID 2660 wrote to memory of 2392	2660	0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe	MediaCenter.exe
PID 2660 wrote to memory of 2964	2660	0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe	cmd.exe
PID 2660 wrote to memory of 2964	2660	0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe	cmd.exe
PID 2660 wrote to memory of 2964	2660	0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe	cmd.exe
PID 2964 wrote to memory of 820	2964	cmd.exe	PING.EXE
PID 2964 wrote to memory of 820	2964	cmd.exe	PING.EXE
PID 2964 wrote to memory of 820	2964	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe
"C:\Users\Admin\AppData\Local\Temp\0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2660

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2392

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e16a4d136a1cea4a4f8f8335ea29b3c2cf1dbbbb7fc2a8834d2530d6de11ab2.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2964

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:820

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 0
1⤵
- Checks processor information in registry
PID:2352

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:3680

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:3244

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
92da1a7a229df976ac89715e93eaa663

SHA1
971f91415267c5882b7a560e2c398f9a2e464a08

SHA256
86e5c704f4cdf660c60dfd204927839fedf8d9c3298c27356f3badd2d4c87d34

SHA512
1bdb991c47a6da826672c54e2f41da00155ab2fbc769067d039f75825382e575ae8598e65e01cc00ad00270f753f57fda3fc778a9bc9a12326962a482955fc16

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

MD5
92da1a7a229df976ac89715e93eaa663

SHA1
971f91415267c5882b7a560e2c398f9a2e464a08

SHA256
86e5c704f4cdf660c60dfd204927839fedf8d9c3298c27356f3badd2d4c87d34

SHA512
1bdb991c47a6da826672c54e2f41da00155ab2fbc769067d039f75825382e575ae8598e65e01cc00ad00270f753f57fda3fc778a9bc9a12326962a482955fc16

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads