sakula | 0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56

General

Target

0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe
Size

192KB
MD5

7287b97d680463bdfccf7757f650a08a
SHA1

cd022657dfad0de0552233955c3f1370cafe2245
SHA256

0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56
SHA512

c9023be8920565686b97ab455a627aaf507a3715377ba896e55cf4215c7a7ef406d2a41460926423598798424a7b5f52246101c4d42a4e1cde617fa9eff7c011

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

3312 MediaCenter.exe

pid	process
3312	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:

0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.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"	0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.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
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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\PeerInfoCount = "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\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\UplinkUsageBps = "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\DownloadMonthlyCdnBytes = "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 (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\BkDownloadRatePct = "45"	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\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\GroupConnectionCount = "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\NormalDownloadPendingCount = "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\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\PriorityDownloadCount = "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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.468663"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.521483"	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\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\Config\DownloadMode_BackCompat = "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\UploadRatePct = "100"	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\LinkLocalConnectionCount = "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\MemoryUsageKB = "4296"	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\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\DownloadMonthlyRateFrCnt = "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\Config\KVFileExpirationTime = "132893079082820341"	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\LANConnectionCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\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\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2952 PING.EXE

pid	process
2952	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe
Token: SeRestorePrivilege	1412	TiWorker.exe
Token: SeSecurityPrivilege	1412	TiWorker.exe
Token: SeBackupPrivilege	1412	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.execmd.exe

description	pid	process	target process
PID 1484 wrote to memory of 3312	1484	0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe	MediaCenter.exe
PID 1484 wrote to memory of 3312	1484	0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe	MediaCenter.exe
PID 1484 wrote to memory of 3312	1484	0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe	MediaCenter.exe
PID 1484 wrote to memory of 400	1484	0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe	cmd.exe
PID 1484 wrote to memory of 400	1484	0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe	cmd.exe
PID 1484 wrote to memory of 400	1484	0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe	cmd.exe
PID 400 wrote to memory of 2952	400	cmd.exe	PING.EXE
PID 400 wrote to memory of 2952	400	cmd.exe	PING.EXE
PID 400 wrote to memory of 2952	400	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe
"C:\Users\Admin\AppData\Local\Temp\0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1484

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3312

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a302199e714f870e9c8f94a9ab9376895c581509e2abb81a7c9694ed9d97a56.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:400

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2952

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2016

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:3088

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:1412

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
1d9f73e801118bfd1f00327b46743bbd

SHA1
2477d04477c06376a980a1d1e3afa34c6d9b2ca5

SHA256
e7a3d0f65c0924c04f17acebe666710b20f41b95e458e9836c080940be82b3ed

SHA512
d3cf3535ad5f8613e1553fb0d5e5f71f992686ac95ad9a5676d440faa15f971151c0a4552a10c51b39efb8a385c8235a8ab58b98b458a67fd129e8a1cc2116c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
1d9f73e801118bfd1f00327b46743bbd

SHA1
2477d04477c06376a980a1d1e3afa34c6d9b2ca5

SHA256
e7a3d0f65c0924c04f17acebe666710b20f41b95e458e9836c080940be82b3ed

SHA512
d3cf3535ad5f8613e1553fb0d5e5f71f992686ac95ad9a5676d440faa15f971151c0a4552a10c51b39efb8a385c8235a8ab58b98b458a67fd129e8a1cc2116c4

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads