sakula | 0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617

General

Target

0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe
Size

176KB
MD5

0dc9db379ac71b75d7b2c8cab60bc422
SHA1

a297a2222d648e025c698ea6aed5294010414360
SHA256

0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617
SHA512

f20e0017ab95da12ddb24637ef82a83a62886138eb64e3482ea8ca03e59fa2d139b7df50cc9308295c3df218ad0d95752a80cd575edf2c971c69fd0c7dad2641

Score

10^/10

sakula persistence rat suricata trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula Payload 3 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
behavioral2/memory/3624-132-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1112 MediaCenter.exe

pid	process
1112	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:

0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.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"	0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.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 (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\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 (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\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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.812405"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "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\GroupConnectionCount = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.226398"	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\Config\DODownloadMode = "1"	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 = "132893013524522499"	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\Usage\CPUpct = "12.499700"	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\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\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4312"	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\DownloadMonthlyInternetBytes = "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\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\NormalDownloadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\UploadMonthlyLanBytes = "0"	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\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\UplinkUsageBps = "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\DownloadMonthlyRateBkCnt = "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\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3868 PING.EXE

pid	process
3868	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe

description	pid	process
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3624	0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.execmd.exe

description	pid	process	target process
PID 3624 wrote to memory of 1112	3624	0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe	MediaCenter.exe
PID 3624 wrote to memory of 1112	3624	0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe	MediaCenter.exe
PID 3624 wrote to memory of 1112	3624	0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe	MediaCenter.exe
PID 3624 wrote to memory of 1352	3624	0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe	cmd.exe
PID 3624 wrote to memory of 1352	3624	0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe	cmd.exe
PID 3624 wrote to memory of 1352	3624	0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe	cmd.exe
PID 1352 wrote to memory of 3868	1352	cmd.exe	PING.EXE
PID 1352 wrote to memory of 3868	1352	cmd.exe	PING.EXE
PID 1352 wrote to memory of 3868	1352	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe
"C:\Users\Admin\AppData\Local\Temp\0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3624

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1112

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d4ec3252d9957d176de1876abbb4415ca65324e73b46d632aff375fc0a5b617.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1352

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3868

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3680

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:2476

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:3080

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
bf0ca28200eadb1730e7ec90a7c37a79

SHA1
945b20fb97906f09355c8f5fb3cbf1e3ba82b269

SHA256
8a9db0887942132ebed4029b1ca2976af590015222517d4784990a5f6970b807

SHA512
3592f632a3bdbd8834304ce0c326929ef11722c64c330661a0687a6ba48556f9b27709d18b5b5bd6a53945c9308d9c844f9b848a20013d2c20e92cd52d1d9467

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

MD5
bf0ca28200eadb1730e7ec90a7c37a79

SHA1
945b20fb97906f09355c8f5fb3cbf1e3ba82b269

SHA256
8a9db0887942132ebed4029b1ca2976af590015222517d4784990a5f6970b807

SHA512
3592f632a3bdbd8834304ce0c326929ef11722c64c330661a0687a6ba48556f9b27709d18b5b5bd6a53945c9308d9c844f9b848a20013d2c20e92cd52d1d9467

Download Submit
memory/3624-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads