sakula | 064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119

General

Target

064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe
Size

58KB
MD5

653e40482797486573f875008f1bf11e
SHA1

83c47e4499034d4502b14b188924dacc8ec6e820
SHA256

064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119
SHA512

f5c7c496537c8f8ed8368c8a29e18ec5319693580305b90100aed903b0d1d37b462ec3668c5a69205e2fe9b44ec6b1cb94fd490027ea08cd6c490c06f09406c0

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

2652 MediaCenter.exe

pid	process
2652	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:

064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.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"	064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.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 54 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "4"	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\BkDownloadRatePct = "45"	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 = "0.000000"	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\MemoryUsageKB = "4220"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893138129445411"	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\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 (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 = "90228624"	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\MonthlyUploadRestriction = "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\DownloadMonthlyGroupBytes = "0"	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\UploadMonthlyInternetBytes = "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\UploadRatePct = "100"	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 = "4116"	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\MemoryUsageKB = "4276"	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\UplinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "13.636024"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.067422"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "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\MonthID = "1"	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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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
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\DownloadMonthlyRateBkBps = "1157726"	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\DownloadMonthlyLinkLocalBytes = "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\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\DownloadMonthlyRateBkCnt = "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\PriorityDownloadCount = "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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2720 PING.EXE

pid	process
2720	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	428	064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe
Token: SeBackupPrivilege	852	TiWorker.exe
Token: SeRestorePrivilege	852	TiWorker.exe
Token: SeSecurityPrivilege	852	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.execmd.exe

description	pid	process	target process
PID 428 wrote to memory of 2652	428	064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe	MediaCenter.exe
PID 428 wrote to memory of 2652	428	064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe	MediaCenter.exe
PID 428 wrote to memory of 2652	428	064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe	MediaCenter.exe
PID 428 wrote to memory of 3300	428	064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe	cmd.exe
PID 428 wrote to memory of 3300	428	064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe	cmd.exe
PID 428 wrote to memory of 3300	428	064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe	cmd.exe
PID 3300 wrote to memory of 2720	3300	cmd.exe	PING.EXE
PID 3300 wrote to memory of 2720	3300	cmd.exe	PING.EXE
PID 3300 wrote to memory of 2720	3300	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe
"C:\Users\Admin\AppData\Local\Temp\064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:428

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2652

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\064ef8d8d5cca668a387d9aa94105b94253ef2ce42165d7feff590b25d305119.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3300

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2720

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2564

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:1800

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:852

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
56373ca90f19075ae9ef242876759aeb

SHA1
8ecfea2e6ac6bc9b57991bb4e15eb4a319ae3e37

SHA256
f594c6f151530f0d1a76fb9579011255d0b9bf3b746818efc2fdd9c9e6931014

SHA512
490092961298f395e2d05e013c501a8766bc2432208d6da4396bdefe819ed5b9294f7e8d24ae8e4e9253ca5ca82d86575f424254367c2430e661efb97e658182

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
56373ca90f19075ae9ef242876759aeb

SHA1
8ecfea2e6ac6bc9b57991bb4e15eb4a319ae3e37

SHA256
f594c6f151530f0d1a76fb9579011255d0b9bf3b746818efc2fdd9c9e6931014

SHA512
490092961298f395e2d05e013c501a8766bc2432208d6da4396bdefe819ed5b9294f7e8d24ae8e4e9253ca5ca82d86575f424254367c2430e661efb97e658182

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads