sakula | 0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295

General

Target

0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe
Size

35KB
MD5

d42eaad2ac60a7663e4f8a88c1ddd126
SHA1

62f1d996e90844ae2728657461e8b1e0cb19a399
SHA256

0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295
SHA512

09da38988dd56ba8b889f24976f033f22eaa9355b3342fd9df53c12cb33e09ec889beafb859ff99f31a4d3ab3c94e12e3e93085fff7d3070475ecdce66c0cfab

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

3324 MediaCenter.exe

pid	process
3324	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:

0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.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"	0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe

Drops file in Windows directory 2 IoCs

Processes:

TiWorker.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

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 (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\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 (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\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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3952"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.025484"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893009056671853"	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\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 (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\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\UploadRatePct = "100"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\UploadMonthlyInternetBytes = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.529560"	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\UploadMonthlyLanBytes = "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\DownloadMonthlyRateBkCnt = "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\Config\DownloadMode_BackCompat = "1"	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\PriorityDownloadCount = "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\InternetConnectionCount = "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
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\DownloadMonthlyLinkLocalBytes = "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\MonthID = "2"	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\UploadCount = "0"	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\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4056"	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\DownloadMonthlyGroupBytes = "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\NormalDownloadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3608 PING.EXE

pid	process
3608	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2016	0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe
Token: SeBackupPrivilege	1352	TiWorker.exe
Token: SeRestorePrivilege	1352	TiWorker.exe
Token: SeSecurityPrivilege	1352	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.execmd.exe

description	pid	process	target process
PID 2016 wrote to memory of 3324	2016	0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe	MediaCenter.exe
PID 2016 wrote to memory of 3324	2016	0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe	MediaCenter.exe
PID 2016 wrote to memory of 3324	2016	0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe	MediaCenter.exe
PID 2016 wrote to memory of 816	2016	0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe	cmd.exe
PID 2016 wrote to memory of 816	2016	0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe	cmd.exe
PID 2016 wrote to memory of 816	2016	0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe	cmd.exe
PID 816 wrote to memory of 3608	816	cmd.exe	PING.EXE
PID 816 wrote to memory of 3608	816	cmd.exe	PING.EXE
PID 816 wrote to memory of 3608	816	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe
"C:\Users\Admin\AppData\Local\Temp\0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2016

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3324

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d8f5313f2acbb6fe71531dd6494c9d27e7993f01857be5b6be2cd8287213295.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:816

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3608

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3212

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:3220

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:1352

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
f490c76f9a44795cb28c1ffa2916e121

SHA1
e18b7a86c87ce10f95e52fc2f969951c3eeb34c2

SHA256
7d94ca2da5e4350cc0c3de6eae1fa67459f1fb3a26ca474bbaaa72c74bc9d715

SHA512
edfc722693b3a5a345d658d35ce3cf6e139b6e382308214473e1f02ce2323316b1315b2067ab858a546675a69972c77c66500b58dbd4a4f7f81000850c01a53b

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

MD5
f490c76f9a44795cb28c1ffa2916e121

SHA1
e18b7a86c87ce10f95e52fc2f969951c3eeb34c2

SHA256
7d94ca2da5e4350cc0c3de6eae1fa67459f1fb3a26ca474bbaaa72c74bc9d715

SHA512
edfc722693b3a5a345d658d35ce3cf6e139b6e382308214473e1f02ce2323316b1315b2067ab858a546675a69972c77c66500b58dbd4a4f7f81000850c01a53b

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads