sakula | 1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50

General

Target

1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe
Size

101KB
MD5

42ba79f306fe389ee22e2d4d6d2da823
SHA1

7b682060195263bf779c1f4ffd70f44fccc2fa07
SHA256

1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50
SHA512

fbb3e65acc8772df4695905e80d298c37b9df552e09497671f4d6f97d7c998c437073a85df4542d7d1903a7b8f44d4f1fee924178eba265f252bd5eb19839c4d

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

3060 MediaCenter.exe

pid	process
3060	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:

1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.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"	1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.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 50 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
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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyCdnBytes = "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\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\PeerInfoCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.142424"	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\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\InternetConnectionCount = "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\UploadCount = "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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyRateFrBps = "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\DownlinkUsageBps = "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\MemoryUsageKB = "4304"	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 = "132892899070163703"	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\DownlinkBps = "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\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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.343765"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4124"	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\CDNConnectionCount = "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\BkDownloadRatePct = "45"	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\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\UploadRatePct = "100"	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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4008"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3128 PING.EXE

pid	process
3128	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe

description	pid	process
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3708	1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.execmd.exe

description	pid	process	target process
PID 3708 wrote to memory of 3060	3708	1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe	MediaCenter.exe
PID 3708 wrote to memory of 3060	3708	1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe	MediaCenter.exe
PID 3708 wrote to memory of 3060	3708	1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe	MediaCenter.exe
PID 3708 wrote to memory of 2212	3708	1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe	cmd.exe
PID 3708 wrote to memory of 2212	3708	1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe	cmd.exe
PID 3708 wrote to memory of 2212	3708	1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe	cmd.exe
PID 2212 wrote to memory of 3128	2212	cmd.exe	PING.EXE
PID 2212 wrote to memory of 3128	2212	cmd.exe	PING.EXE
PID 2212 wrote to memory of 3128	2212	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe
"C:\Users\Admin\AppData\Local\Temp\1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3708

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3060

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1568ca72b568cfb7e4d92cae6cc4f04520fe89a5723a4e837e1ad0bdeedaba50.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2212

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3128

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3440

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:2588

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:3768

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
2b63d6dc0ed8dd3b42cb5c7c5d952056

SHA1
f7a3e8557456c2beab79c679a78ae29fba4283e1

SHA256
d99165fb9ece553f34d0775ac12673a8bd83a913e1b6bfbb71c9e306e6cbabea

SHA512
4e98806fa3326c208e8aa6a445e47d7534f17176bbf0d27da5506a6bb674b581f8f9dcb5fa2e57588f7df174e62a8a7b8aa45fb40aa5f05fa36eb75dbe3da289

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

MD5
2b63d6dc0ed8dd3b42cb5c7c5d952056

SHA1
f7a3e8557456c2beab79c679a78ae29fba4283e1

SHA256
d99165fb9ece553f34d0775ac12673a8bd83a913e1b6bfbb71c9e306e6cbabea

SHA512
4e98806fa3326c208e8aa6a445e47d7534f17176bbf0d27da5506a6bb674b581f8f9dcb5fa2e57588f7df174e62a8a7b8aa45fb40aa5f05fa36eb75dbe3da289

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads