sakula | 0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e

General

Target

0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe
Size

35KB
MD5

1532725fd5b2e75766481dce93db15f4
SHA1

029a561cd84acbdb4f0857a66002463d93939544
SHA256

0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e
SHA512

8aa77caa162cf01d2edb0854efd47e37e2ba07d4908ca78d80ad9b8dcd65235b3379734051abe61b72c186eb7fdb3496d1ba2124ef0346fbe9443c84b74f12dd

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

3224 MediaCenter.exe

pid	process
3224	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:

0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.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"	0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe

Modifies data under HKEY_USERS 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownlinkBps = "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\UploadCount = "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\MemoryUsageKB = "4280"	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\DownloadMonthlyRateBkBps = "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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.358938"	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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.587333"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.035919"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4268"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\MonthlyUploadRestriction = "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 = "4192"	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\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\Config\KVFileExpirationTime = "132892993879085129"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "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\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
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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\CacheSizeBytes = "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\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2548 PING.EXE

pid	process
2548	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe

description	pid	process
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1500	0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe
Token: SeBackupPrivilege	1564	TiWorker.exe
Token: SeRestorePrivilege	1564	TiWorker.exe
Token: SeSecurityPrivilege	1564	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.execmd.exe

description	pid	process	target process
PID 1500 wrote to memory of 3224	1500	0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe	MediaCenter.exe
PID 1500 wrote to memory of 3224	1500	0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe	MediaCenter.exe
PID 1500 wrote to memory of 3224	1500	0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe	MediaCenter.exe
PID 1500 wrote to memory of 3756	1500	0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe	cmd.exe
PID 1500 wrote to memory of 3756	1500	0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe	cmd.exe
PID 1500 wrote to memory of 3756	1500	0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe	cmd.exe
PID 3756 wrote to memory of 2548	3756	cmd.exe	PING.EXE
PID 3756 wrote to memory of 2548	3756	cmd.exe	PING.EXE
PID 3756 wrote to memory of 2548	3756	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe
"C:\Users\Admin\AppData\Local\Temp\0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1500

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3224

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ec9cfd409806f98295bb452a10de478b2fd67dd624cb5be2ad5d84f1ed4377e.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3756

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2548

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3528

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:2160

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:1564

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
ac0bf80bcfda0be9dcc0381a9e0ba3b6

SHA1
6d815a71cd942d627a06c29a8dd14dcfefa7bd48

SHA256
affbda58d3ca08c8ebc8727a58d6b545482a82149a23d1e8593a9898814d6304

SHA512
73145951da3ed8da944c57b0012db2ca31c020c6f2f8cf329a7f4cce0535597d306469d45d42a71e5aad642ddded3d4cc27fe2ff3637cd960cbcba4f7edc9cbc

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

MD5
ac0bf80bcfda0be9dcc0381a9e0ba3b6

SHA1
6d815a71cd942d627a06c29a8dd14dcfefa7bd48

SHA256
affbda58d3ca08c8ebc8727a58d6b545482a82149a23d1e8593a9898814d6304

SHA512
73145951da3ed8da944c57b0012db2ca31c020c6f2f8cf329a7f4cce0535597d306469d45d42a71e5aad642ddded3d4cc27fe2ff3637cd960cbcba4f7edc9cbc

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads