sakula | 1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b

General

Target

1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe
Size

216KB
MD5

659b335dc6ba7b78f98b0159a4fd37b7
SHA1

b39a0e5a2f67cb0016854ae88d077726b894cd04
SHA256

1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b
SHA512

dd60eed65870ea5ab4327f8aeb94e33556b8df7466eb5cfacd7203c6c5726b91d2fb03cbaef117f3084b26742c6b263e3a805b0b621bc05ed66e806d8e9aabf8

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/372-132-0x0000000000400000-0x0000000000420000-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

1524 MediaCenter.exe

pid	process
1524	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:

1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.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"	1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.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\UploadMonthlyLanBytes = "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
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "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
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.077942"	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\DownloadMonthlyRateBkCnt = "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\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4316"	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\MonthID = "2"	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\SwarmCount = "1"	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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	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\LinkLocalConnectionCount = "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\DownlinkBps = "0"	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\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\DownloadMonthlyCacheHostBytes = "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\DownloadMonthlyRateFrCnt = "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\DownlinkUsageBps = "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\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\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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4104"	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 = "132892916819501439"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.762123"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2100 PING.EXE

pid	process
2100	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	372	1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe
Token: SeBackupPrivilege	360	TiWorker.exe
Token: SeRestorePrivilege	360	TiWorker.exe
Token: SeSecurityPrivilege	360	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.execmd.exe

description	pid	process	target process
PID 372 wrote to memory of 1524	372	1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe	MediaCenter.exe
PID 372 wrote to memory of 1524	372	1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe	MediaCenter.exe
PID 372 wrote to memory of 1524	372	1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe	MediaCenter.exe
PID 372 wrote to memory of 3084	372	1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe	cmd.exe
PID 372 wrote to memory of 3084	372	1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe	cmd.exe
PID 372 wrote to memory of 3084	372	1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe	cmd.exe
PID 3084 wrote to memory of 2100	3084	cmd.exe	PING.EXE
PID 3084 wrote to memory of 2100	3084	cmd.exe	PING.EXE
PID 3084 wrote to memory of 2100	3084	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe
"C:\Users\Admin\AppData\Local\Temp\1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:372

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1524

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1429f33587ac1a40a16c22858f2fd6f318085f9491bd14d69933660a28ca8a4b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3084

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2100

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1272

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:3180

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:360

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
b5edd472dd1064ebd521f81a66fc05b8

SHA1
33076ebc3ed2a31b9bc0977a1f28d1fef86c8625

SHA256
dffc8b670c1dc4eb37e12032cfc0b1c50849ba0741cccefadbdceb689b93ce77

SHA512
e142da6905bb368d0c346d19b9477dfbaf1e516143b32f123a906a6e80f527f81efe9d3792cc5cc9c3b7405a49be7769eef608e9fd0ac179aee9e6ee3ebf4eb2

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

MD5
b5edd472dd1064ebd521f81a66fc05b8

SHA1
33076ebc3ed2a31b9bc0977a1f28d1fef86c8625

SHA256
dffc8b670c1dc4eb37e12032cfc0b1c50849ba0741cccefadbdceb689b93ce77

SHA512
e142da6905bb368d0c346d19b9477dfbaf1e516143b32f123a906a6e80f527f81efe9d3792cc5cc9c3b7405a49be7769eef608e9fd0ac179aee9e6ee3ebf4eb2

Download Submit
memory/372-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads