sakula | 127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac

General

Target

127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe
Size

58KB
MD5

a1718e6255a1a743024bfa0aceb9d0fa
SHA1

5869aff3fbd9fcefefb5c2c6d21b437d9ecff7d9
SHA256

127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac
SHA512

7f51542bac1bd4256ac3e468aa8c7d9f08d740a8dceef42bd078ff46d24424f4253477d7e8f2cbbee4ea1ea5d04f94dfadfa72427db12cf23ebaf41122359be1

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

2824 MediaCenter.exe

pid	process
2824	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:

127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.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"	127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.624986"	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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.371543"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4128"	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\MonthlyUploadRestriction = "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 = "8.322015"	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\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\Usage\UploadMonthlyLanBytes = "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\DownloadMonthlyGroupBytes = "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\CDNConnectionCount = "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\DownloadMonthlyInternetBytes = "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\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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892940007353662"	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 (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\PriorityDownloadCount = "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\DownloadMonthlyCacheHostBytes = "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\InternetConnectionCount = "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\DownlinkUsageBps = "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\NormalDownloadPendingCount = "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
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
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\DownloadMonthlyLanBytes = "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\DownloadMonthlyRateBkBps = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4236"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3704 PING.EXE

pid	process
3704	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1224	127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe
Token: SeBackupPrivilege	1464	TiWorker.exe
Token: SeRestorePrivilege	1464	TiWorker.exe
Token: SeSecurityPrivilege	1464	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.execmd.exe

description	pid	process	target process
PID 1224 wrote to memory of 2824	1224	127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe	MediaCenter.exe
PID 1224 wrote to memory of 2824	1224	127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe	MediaCenter.exe
PID 1224 wrote to memory of 2824	1224	127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe	MediaCenter.exe
PID 1224 wrote to memory of 3204	1224	127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe	cmd.exe
PID 1224 wrote to memory of 3204	1224	127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe	cmd.exe
PID 1224 wrote to memory of 3204	1224	127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe	cmd.exe
PID 3204 wrote to memory of 3704	3204	cmd.exe	PING.EXE
PID 3204 wrote to memory of 3704	3204	cmd.exe	PING.EXE
PID 3204 wrote to memory of 3704	3204	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe
"C:\Users\Admin\AppData\Local\Temp\127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1224

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2824

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\127869735175a8e8beeaf5134ccc989b5fcebc86d404dcbcd49d1a860aa8e1ac.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3204

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3704

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1804

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:1392

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:1464

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
33cde47d7c23426dbff4ffe859b6cd74

SHA1
bde9b0cbcaf9643fbf8700ea939a0cc55eccc5b9

SHA256
02e48b4f15b2d7ef5df768427ad9a68d862e3fe48e14782e0b7b1e68e5e490ad

SHA512
3e998f0c92e806dce654a3a39e437adf139c584d766aa22c7783f80775235e95fcd2f24819cdddeacf03b319c2246c35694596f30a24192e3813769b3b31a108

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

MD5
33cde47d7c23426dbff4ffe859b6cd74

SHA1
bde9b0cbcaf9643fbf8700ea939a0cc55eccc5b9

SHA256
02e48b4f15b2d7ef5df768427ad9a68d862e3fe48e14782e0b7b1e68e5e490ad

SHA512
3e998f0c92e806dce654a3a39e437adf139c584d766aa22c7783f80775235e95fcd2f24819cdddeacf03b319c2246c35694596f30a24192e3813769b3b31a108

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads