sakula | 0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29

General

Target

0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe
Size

92KB
MD5

64b4abdea12d6009879d5a878bc3683b
SHA1

fb826219a5a51312ee62f7c69a8988a872716d9f
SHA256

0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29
SHA512

55e798e3b7ba2e483842aba3cc21ef8f63a2dff9d9ccb4265940364f189bddf6578186eee1683f2ba84f6d313549badb0045ff73aab60f68dfc945990bff6eb9

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

1876 MediaCenter.exe

pid	process
1876	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:

0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.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"	0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "33.361375"	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 (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\UplinkUsageBps = "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\DownloadMonthlyLinkLocalBytes = "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 = "132893000809794508"	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\FrDownloadRatePct = "90"	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\SwarmCount = "0"	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\DownloadMonthlyCdnBytes = "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\DownlinkUsageBps = "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\BkDownloadRatePct = "45"	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\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\CDNConnectionCount = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.034435"	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\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\Config\DODownloadMode = "1"	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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.320698"	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\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\DownlinkBps = "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 = "4104"	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\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 (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2636 PING.EXE

pid	process
2636	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3576	0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe
Token: SeBackupPrivilege	1628	TiWorker.exe
Token: SeRestorePrivilege	1628	TiWorker.exe
Token: SeSecurityPrivilege	1628	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.execmd.exe

description	pid	process	target process
PID 3576 wrote to memory of 1876	3576	0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe	MediaCenter.exe
PID 3576 wrote to memory of 1876	3576	0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe	MediaCenter.exe
PID 3576 wrote to memory of 1876	3576	0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe	MediaCenter.exe
PID 3576 wrote to memory of 372	3576	0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe	cmd.exe
PID 3576 wrote to memory of 372	3576	0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe	cmd.exe
PID 3576 wrote to memory of 372	3576	0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe	cmd.exe
PID 372 wrote to memory of 2636	372	cmd.exe	PING.EXE
PID 372 wrote to memory of 2636	372	cmd.exe	PING.EXE
PID 372 wrote to memory of 2636	372	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe
"C:\Users\Admin\AppData\Local\Temp\0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3576

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1876

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e39809073f9185f3b5966e6245cc80d286704a271b31612799aa90295825a29.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:372

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2636

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3980

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:2888

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:1628

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
265746869ae5353143c0d7ac21f13d5f

SHA1
b5131ace291e5a82d7ea95489a6fe3790b1389fd

SHA256
f1c9156f926a3f5ce3443dba7ba58ad4c7e1ecc8296257178a19649d5a9308cb

SHA512
19782a15304ea762698e8c75e19936fb74aeaa5cf16d0c57234f6ad5f852a1f470a4fcc9edc616a39bd5934807896292c7b54e29cd76835bb01f7a0f91c23b10

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

MD5
265746869ae5353143c0d7ac21f13d5f

SHA1
b5131ace291e5a82d7ea95489a6fe3790b1389fd

SHA256
f1c9156f926a3f5ce3443dba7ba58ad4c7e1ecc8296257178a19649d5a9308cb

SHA512
19782a15304ea762698e8c75e19936fb74aeaa5cf16d0c57234f6ad5f852a1f470a4fcc9edc616a39bd5934807896292c7b54e29cd76835bb01f7a0f91c23b10

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads