sakula | 130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b

General

Target

130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe
Size

58KB
MD5

53dc01c306e0f1cef156720e9cdf4047
SHA1

294494fa31d05277977e82c065b0c1765c71fe03
SHA256

130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b
SHA512

d707aaffbbb4e13f2a8c91afedd17753eb36b3a1e42bf5c9bc228ce4409b29fd5ae8878897e035d9e62065b6fcc1904cbc6500f72bbf2e73cb4e07a0e6bce581

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

1204 MediaCenter.exe

pid	process
1204	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:

130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.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"	130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.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
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\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\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.994333"	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\FrDownloadRatePct = "90"	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 = "1.013522"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4168"	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\Settings	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\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.448187"	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\DownlinkUsageBps = "0"	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\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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4388"	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\DownloadMonthlyCdnBytes = "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\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
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\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	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\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\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\PriorityDownloadCount = "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\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\UploadRatePct = "100"	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\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892933600271520"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3680 PING.EXE

pid	process
3680	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	924	130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe
Token: SeBackupPrivilege	3632	TiWorker.exe
Token: SeRestorePrivilege	3632	TiWorker.exe
Token: SeSecurityPrivilege	3632	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.execmd.exe

description	pid	process	target process
PID 924 wrote to memory of 1204	924	130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe	MediaCenter.exe
PID 924 wrote to memory of 1204	924	130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe	MediaCenter.exe
PID 924 wrote to memory of 1204	924	130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe	MediaCenter.exe
PID 924 wrote to memory of 3940	924	130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe	cmd.exe
PID 924 wrote to memory of 3940	924	130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe	cmd.exe
PID 924 wrote to memory of 3940	924	130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe	cmd.exe
PID 3940 wrote to memory of 3680	3940	cmd.exe	PING.EXE
PID 3940 wrote to memory of 3680	3940	cmd.exe	PING.EXE
PID 3940 wrote to memory of 3680	3940	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe
"C:\Users\Admin\AppData\Local\Temp\130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:924

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1204

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\130387b2e8d274245d926e0070bb8c0be41841a1036087dcb99bbff4c5863b9b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3940

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3680

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3372

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:3024

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:3632

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
76c24c9e08054f69cfdddbee6472357f

SHA1
675e2d13dafad880e00810772f35b321e01e683f

SHA256
27d9966bfc7de1fe99029fa1f8e44336fcee692089cdffcd0a076f2ade1738dc

SHA512
4b23006a7b02665b598708cf527ae4da67684c996462db45c6d253f362bb540161388aad83904c286d14f99aa2a03f84c46f8314ba432a5e957f011c633ae71f

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

MD5
76c24c9e08054f69cfdddbee6472357f

SHA1
675e2d13dafad880e00810772f35b321e01e683f

SHA256
27d9966bfc7de1fe99029fa1f8e44336fcee692089cdffcd0a076f2ade1738dc

SHA512
4b23006a7b02665b598708cf527ae4da67684c996462db45c6d253f362bb540161388aad83904c286d14f99aa2a03f84c46f8314ba432a5e957f011c633ae71f

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads