sakula | 0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451

General

Target

0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe
Size

192KB
MD5

f43ebf92234cfc4bff92ce147f8821e4
SHA1

e85d06f52cfb168a3af56cf82ddc4fc0b34a4088
SHA256

0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451
SHA512

0163788e7f1f3f09969b1db756fe2c5a7e105484d0bb92e8426246d8efb0ab902ab6c52e43f8cf24eb1ad1c39c419a09bb9647bc9e8e7e57b0913cae928c2e94

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

4076 MediaCenter.exe

pid	process
4076	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:

0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.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"	0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.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\InternetConnectionCount = "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\BkDownloadRatePct = "45"	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\CacheSizeBytes = "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\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4136"	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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\DownloadMonthlyCacheHostBytes = "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 = "7.695392"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4012"	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\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\DownloadMonthlyCdnBytes = "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\LANConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "49.940710"	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\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892973153357157"	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\DownlinkUsageBps = "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\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	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\DownloadMonthlyRateBkBps = "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\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4348"	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\MonthlyUploadRestriction = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.932394"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.019786"	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\DownloadMonthlyRateFrBps = "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\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\NormalDownloadPendingCount = "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\DownloadMonthlyLanBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2696 PING.EXE

pid	process
2696	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe

description	pid	process
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2456	0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe
Token: SeBackupPrivilege	2948	TiWorker.exe
Token: SeRestorePrivilege	2948	TiWorker.exe
Token: SeSecurityPrivilege	2948	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.execmd.exe

description	pid	process	target process
PID 2456 wrote to memory of 4076	2456	0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe	MediaCenter.exe
PID 2456 wrote to memory of 4076	2456	0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe	MediaCenter.exe
PID 2456 wrote to memory of 4076	2456	0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe	MediaCenter.exe
PID 2456 wrote to memory of 3796	2456	0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe	cmd.exe
PID 2456 wrote to memory of 3796	2456	0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe	cmd.exe
PID 2456 wrote to memory of 3796	2456	0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe	cmd.exe
PID 3796 wrote to memory of 2696	3796	cmd.exe	PING.EXE
PID 3796 wrote to memory of 2696	3796	cmd.exe	PING.EXE
PID 3796 wrote to memory of 2696	3796	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe
"C:\Users\Admin\AppData\Local\Temp\0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2456

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4076

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ff3700425c57ee6893c184737a8c5fc1c6e87e8561dd5c25bac7f624cc77451.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3796

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2696

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3448

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:4024

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:2948

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
605aa64fd91f9746a1f4048ee309cc4f

SHA1
b1d13fcfe511669cf8e0a21b7b57d4b14d9ec876

SHA256
15b0facb0f43dd077ce3ebc4825ac245157451d82bb59d3b45baefa05567ee4b

SHA512
a35933a3513fb7a3f43a90b53a013c924e821fc265a4d23a43651f44170d9559ba53d98d705b1484372a40fd6a4d36269e9232e975faac0fcef4d11e63246959

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

MD5
605aa64fd91f9746a1f4048ee309cc4f

SHA1
b1d13fcfe511669cf8e0a21b7b57d4b14d9ec876

SHA256
15b0facb0f43dd077ce3ebc4825ac245157451d82bb59d3b45baefa05567ee4b

SHA512
a35933a3513fb7a3f43a90b53a013c924e821fc265a4d23a43651f44170d9559ba53d98d705b1484372a40fd6a4d36269e9232e975faac0fcef4d11e63246959

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads