sakula | 04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23

General

Target

04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe
Size

60KB
MD5

acbcbdf083670f1d6be2800984f586dd
SHA1

6182e2a93470fa17e12a842733a8d8bdbd8fecc9
SHA256

04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23
SHA512

c557d8f838d792f3c971878d6e98c5bad3403fbadd5cc814b95c2a77581149946a01965d620d9ca126fbc3a622b8b49f05473f338d1a18b9f566c678f71a517b

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

1964 MediaCenter.exe

pid	process
1964	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:

04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.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"	04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.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 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 49 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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4088"	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\Config\DODownloadMode = "1"	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\GroupConnectionCount = "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\MonthlyUploadRestriction = "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\PriorityDownloadPendingCount = "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\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\DownloadMonthlyRateFrCnt = "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\SwarmCount = "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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	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\DownloadMonthlyInternetBytes = "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\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 (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\DownlinkBps = "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\Config\KVFileExpirationTime = "132893168069389107"	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\UploadMonthlyInternetBytes = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.249517"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4284"	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\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.090925"	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\Config\DownloadMode_BackCompat = "1"	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\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	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\CDNConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3740 PING.EXE

pid	process
3740	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3232	04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe
Token: SeBackupPrivilege	4024	TiWorker.exe
Token: SeRestorePrivilege	4024	TiWorker.exe
Token: SeSecurityPrivilege	4024	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.execmd.exe

description	pid	process	target process
PID 3232 wrote to memory of 1964	3232	04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe	MediaCenter.exe
PID 3232 wrote to memory of 1964	3232	04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe	MediaCenter.exe
PID 3232 wrote to memory of 1964	3232	04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe	MediaCenter.exe
PID 3232 wrote to memory of 1600	3232	04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe	cmd.exe
PID 3232 wrote to memory of 1600	3232	04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe	cmd.exe
PID 3232 wrote to memory of 1600	3232	04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe	cmd.exe
PID 1600 wrote to memory of 3740	1600	cmd.exe	PING.EXE
PID 1600 wrote to memory of 3740	1600	cmd.exe	PING.EXE
PID 1600 wrote to memory of 3740	1600	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe
"C:\Users\Admin\AppData\Local\Temp\04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3232

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1964

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04456bf047a49a779a2123016232f3b140780cd5607a2f427bca39d57e8fcb23.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1600

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3740

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3428

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:1492

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:4024

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
997d1ec99abaa0e9f9d1d87086a20534

SHA1
fdfe66d21d496be79217263ad671e8f3527501c0

SHA256
a85e1d3a6d82af8102bb5816b1868675deed82c337929ebdaee348ce061ebd24

SHA512
50e72672d1075f4c80e7e3107e2307713e8a745a615d6792cf165a2710a68575b0f1ecaffcb34c4d4aec527fd01619953a8d428c08b617040c9c2ab123709188

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
997d1ec99abaa0e9f9d1d87086a20534

SHA1
fdfe66d21d496be79217263ad671e8f3527501c0

SHA256
a85e1d3a6d82af8102bb5816b1868675deed82c337929ebdaee348ce061ebd24

SHA512
50e72672d1075f4c80e7e3107e2307713e8a745a615d6792cf165a2710a68575b0f1ecaffcb34c4d4aec527fd01619953a8d428c08b617040c9c2ab123709188

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads