sakula | 081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7

General

Target

081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe
Size

216KB
MD5

2e5b70308ccc46649426a33174a97159
SHA1

f29fa7384196380b5a37ede6629501f21161e711
SHA256

081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7
SHA512

ecfca90479626c87900bb360d4aef6e854cac2c10eb045eb002c5d976619e19e9bde54fc13e3b89d5e5d4bc56337bac3b4773d3cea200172d243134cd51b6d7f

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/1420-132-0x0000000000400000-0x0000000000420000-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

1640 MediaCenter.exe

pid	process
1640	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:

081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.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"	081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.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

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\MonthID = "2"	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\InternetConnectionCount = "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 = "1.772963"	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\DownloadMonthlyGroupBytes = "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\Usage\CPUpct = "11.115095"	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\UploadRatePct = "100"	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	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\MonthlyUploadRestriction = "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\UploadCount = "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\DownloadMonthlyRateFrBps = "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\DownlinkUsageBps = "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\UploadMonthlyLanBytes = "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\CDNConnectionCount = "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 = "4076"	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\Config\KVFileExpirationTime = "132893111985790178"	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\DownloadMonthlyRateFrCnt = "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\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\SwarmCount = "0"	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\UploadMonthlyInternetBytes = "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\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4288"	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\Settings	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\DownloadMonthlyRateBkBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1696 PING.EXE

pid	process
1696	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1420	081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe
Token: SeBackupPrivilege	2852	TiWorker.exe
Token: SeRestorePrivilege	2852	TiWorker.exe
Token: SeSecurityPrivilege	2852	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.execmd.exe

description	pid	process	target process
PID 1420 wrote to memory of 1640	1420	081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe	MediaCenter.exe
PID 1420 wrote to memory of 1640	1420	081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe	MediaCenter.exe
PID 1420 wrote to memory of 1640	1420	081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe	MediaCenter.exe
PID 1420 wrote to memory of 3496	1420	081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe	cmd.exe
PID 1420 wrote to memory of 3496	1420	081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe	cmd.exe
PID 1420 wrote to memory of 3496	1420	081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe	cmd.exe
PID 3496 wrote to memory of 1696	3496	cmd.exe	PING.EXE
PID 3496 wrote to memory of 1696	3496	cmd.exe	PING.EXE
PID 3496 wrote to memory of 1696	3496	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe
"C:\Users\Admin\AppData\Local\Temp\081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1420

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1640

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\081e79442179a688c95fb1e21b2c8546a8690b192649586fd56bcdf6b72ccec7.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3496

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1696

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:1564

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:2852

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
033d8ee6e481196ce514823e7df87e89

SHA1
bce08d3e9f6527d38ac2aa249d150fc3897bb092

SHA256
b2f9ccdf7daca2b7e7b336342dfb8fc28f58ed676c5834352ab096a525d99d2c

SHA512
5cdfdc2d70d699f273b6eaea32b4f4257984ac56bdc2fd09b7ba9a83dd04f194a17c888b375ac235f66b09f09f9a5bf36a80d52fbe7e00746f15a1ff834dddf7

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
033d8ee6e481196ce514823e7df87e89

SHA1
bce08d3e9f6527d38ac2aa249d150fc3897bb092

SHA256
b2f9ccdf7daca2b7e7b336342dfb8fc28f58ed676c5834352ab096a525d99d2c

SHA512
5cdfdc2d70d699f273b6eaea32b4f4257984ac56bdc2fd09b7ba9a83dd04f194a17c888b375ac235f66b09f09f9a5bf36a80d52fbe7e00746f15a1ff834dddf7

Download Submit
memory/1420-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads