sakula | 093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3

General

Target

093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe
Size

60KB
MD5

82e4f3061dc202892388523855316337
SHA1

833411b04196fc3301236c64031e68f7557ef4fe
SHA256

093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3
SHA512

b6523569c6cb07c50de6852ed5b38f1756920d0c8f6f686ffc0a00c6b45e92554f04e834dc6569af92a286b915ad7c9a6acf888888f49c9b4d51f500e3487ed6

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

3156 MediaCenter.exe

pid	process
3156	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:

093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.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"	093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.036088"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4368"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4356"	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\UploadMonthlyInternetBytes = "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\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\LANConnectionCount = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.629007"	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\DownloadMonthlyLinkLocalBytes = "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\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\PriorityDownloadPendingCount = "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\UploadMonthlyLanBytes = "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\SwarmCount = "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\FrDownloadRatePct = "90"	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\DownloadMonthlyRateBkBps = "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\Usage\PeerInfoCount = "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\Config\DownloadMode_BackCompat = "1"	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\UplinkBps = "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\Config\DODownloadMode = "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\Usage\DownloadMonthlyGroupBytes = "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 = "0.065876"	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\DownloadMonthlyCacheHostBytes = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4144"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893090636063567"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1972 PING.EXE

pid	process
1972	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe
Token: SeRestorePrivilege	3664	TiWorker.exe
Token: SeSecurityPrivilege	3664	TiWorker.exe
Token: SeBackupPrivilege	3664	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.execmd.exe

description	pid	process	target process
PID 4064 wrote to memory of 3156	4064	093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe	MediaCenter.exe
PID 4064 wrote to memory of 3156	4064	093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe	MediaCenter.exe
PID 4064 wrote to memory of 3156	4064	093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe	MediaCenter.exe
PID 4064 wrote to memory of 2496	4064	093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe	cmd.exe
PID 4064 wrote to memory of 2496	4064	093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe	cmd.exe
PID 4064 wrote to memory of 2496	4064	093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe	cmd.exe
PID 2496 wrote to memory of 1972	2496	cmd.exe	PING.EXE
PID 2496 wrote to memory of 1972	2496	cmd.exe	PING.EXE
PID 2496 wrote to memory of 1972	2496	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe
"C:\Users\Admin\AppData\Local\Temp\093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4064

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3156

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\093fe99911ef1ae387c4b0c1edab21d126ea0a603adc21a5c5995a09b64882e3.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2496

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1972

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1400

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:3300

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:3664

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
2c47f1cd811d119db41001c4f440bcc6

SHA1
197ea2fa96d10c1e3235efd675b8acd9c48f281b

SHA256
02dfd9a90d6d6bc97ea7e3af3173a84cd29b74f5c7c35813462247ccae6000c4

SHA512
cc8146289f0c8a011c62407defefcf1ca9c80c1e50c0e2add939a728bef7997ecb633685920c25ba664705353f37389466efbf35c3fa9a165422e034b2eb005a

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
2c47f1cd811d119db41001c4f440bcc6

SHA1
197ea2fa96d10c1e3235efd675b8acd9c48f281b

SHA256
02dfd9a90d6d6bc97ea7e3af3173a84cd29b74f5c7c35813462247ccae6000c4

SHA512
cc8146289f0c8a011c62407defefcf1ca9c80c1e50c0e2add939a728bef7997ecb633685920c25ba664705353f37389466efbf35c3fa9a165422e034b2eb005a

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads