sakula | 0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402

General

Target

0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe
Size

80KB
MD5

4fd7c8fe5ae08c1bd2193eff81a64cd6
SHA1

1112836579b3a4e4d0d98c4c6eb149bef21e7de4
SHA256

0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402
SHA512

02ac4765dd9594ca601e668cf652ab49906e3eb22e9cf52e298104446735f59c07fed5de858206c07a68de7d0ff25347febf3f1f686db0834c62b20d1333046c

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

3660 MediaCenter.exe

pid	process
3660	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:

0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.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"	0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.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\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\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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.877767"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.521250"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3964"	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\DownloadMonthlyRateFrCnt = "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\BkDownloadRatePct = "45"	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\MemoryUsageKB = "4320"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "10.007058"	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\CDNConnectionCount = "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\UplinkUsageBps = "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\NormalDownloadPendingCount = "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\DownlinkUsageBps = "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\Usage\CPUpct = "0.013300"	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\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\Config\KVFileExpirationTime = "132892991584850781"	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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4072"	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\MonthID = "2"	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\UploadRatePct = "100"	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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\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\NormalDownloadCount = "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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2820 PING.EXE

pid	process
2820	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe

description	pid	process
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2148	0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe
Token: SeBackupPrivilege	2360	TiWorker.exe
Token: SeRestorePrivilege	2360	TiWorker.exe
Token: SeSecurityPrivilege	2360	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.execmd.exe

description	pid	process	target process
PID 2148 wrote to memory of 3660	2148	0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe	MediaCenter.exe
PID 2148 wrote to memory of 3660	2148	0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe	MediaCenter.exe
PID 2148 wrote to memory of 3660	2148	0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe	MediaCenter.exe
PID 2148 wrote to memory of 2060	2148	0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe	cmd.exe
PID 2148 wrote to memory of 2060	2148	0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe	cmd.exe
PID 2148 wrote to memory of 2060	2148	0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe	cmd.exe
PID 2060 wrote to memory of 2820	2060	cmd.exe	PING.EXE
PID 2060 wrote to memory of 2820	2060	cmd.exe	PING.EXE
PID 2060 wrote to memory of 2820	2060	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe
"C:\Users\Admin\AppData\Local\Temp\0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3660

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0eeb20908376f85725b70c43cb81f25167af8acaf555874f56dc1723a679e402.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2060

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2820

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:996

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:3380

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:2360

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
9d0054452ad7ecf1c69877bb6c22aa7e

SHA1
cca7cc34135e28d256ec2ba19713867d5655ebe2

SHA256
c0a9ac3481dc966b6a9a566404024a102355504a6010c8832ef7672bc08f746e

SHA512
83e38c1f6484b05e114107b23341c3d634f1483676625ee88c21c0100123bd082c4839cbadd94064ee29c7f68ee4ac6a2638ffd8cb863d99da99d5ffa8700f58

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

MD5
9d0054452ad7ecf1c69877bb6c22aa7e

SHA1
cca7cc34135e28d256ec2ba19713867d5655ebe2

SHA256
c0a9ac3481dc966b6a9a566404024a102355504a6010c8832ef7672bc08f746e

SHA512
83e38c1f6484b05e114107b23341c3d634f1483676625ee88c21c0100123bd082c4839cbadd94064ee29c7f68ee4ac6a2638ffd8cb863d99da99d5ffa8700f58

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads