sakula | 16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860

General

Target

16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe
Size

92KB
MD5

681acc575fb2895f787ac29562c87622
SHA1

8ae43c9f1510236f152a16b67c807740d7cfb75d
SHA256

16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860
SHA512

1f6fa7145c69ddd0ff94201f101536ff6445c63d19f4c08a86c0b2c88d5883a493b9d2a056d7ae44a7f7bc3069e32e2115ffcba0bb5edc79c5779308418a0fb1

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

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

Sakula Payload 2 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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3304 MediaCenter.exe

pid	process
3304	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:

16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.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"	16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.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 53 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownloadMonthlyRateFrCnt = "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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4284"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "4"	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\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4056"	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\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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.846114"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\MonthID = "2"	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\LinkLocalConnectionCount = "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 = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "90228624"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	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\PriorityDownloadPendingCount = "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\MonthlyUploadRestriction = "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\DownloadMonthlyCacheHostBytes = "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 = "2.083736"	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\DownlinkUsageBps = "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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyRateBkBps = "1157726"	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\Config	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\UplinkBps = "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\MonthID = "1"	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\PriorityDownloadCount = "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\Config\KVFileExpirationTime = "132892875023693955"	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 (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\GroupConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3592 PING.EXE

pid	process
3592	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe

description	pid	process
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3700	16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe
Token: SeBackupPrivilege	924	TiWorker.exe
Token: SeRestorePrivilege	924	TiWorker.exe
Token: SeSecurityPrivilege	924	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.execmd.exe

description	pid	process	target process
PID 3700 wrote to memory of 3304	3700	16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe	MediaCenter.exe
PID 3700 wrote to memory of 3304	3700	16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe	MediaCenter.exe
PID 3700 wrote to memory of 3304	3700	16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe	MediaCenter.exe
PID 3700 wrote to memory of 3792	3700	16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe	cmd.exe
PID 3700 wrote to memory of 3792	3700	16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe	cmd.exe
PID 3700 wrote to memory of 3792	3700	16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe	cmd.exe
PID 3792 wrote to memory of 3592	3792	cmd.exe	PING.EXE
PID 3792 wrote to memory of 3592	3792	cmd.exe	PING.EXE
PID 3792 wrote to memory of 3592	3792	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe
"C:\Users\Admin\AppData\Local\Temp\16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3700

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3304

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16ebedee333301b510711bd07ad0880c8583f05e81aec07ee8e0386ac1dfb860.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3792

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3592

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:3220

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:924

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
2b5519c2b2279a4e9ea3721348e6f12e

SHA1
2f8792682cae053a034f8dc3267c64b5ad628e8f

SHA256
cecbdd6c538ffe1ed85cdf1ee256db142a31f7f76f453411eb43565714a1ba35

SHA512
63f06ca1c61816c2679b238f707a960eb63e8c725d04e863089416af55f4ad13f0fb01fdc89f520c6383d137500263bfcd1a00a3bfb0ba3c1e45752dd0611c02

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

MD5
2b5519c2b2279a4e9ea3721348e6f12e

SHA1
2f8792682cae053a034f8dc3267c64b5ad628e8f

SHA256
cecbdd6c538ffe1ed85cdf1ee256db142a31f7f76f453411eb43565714a1ba35

SHA512
63f06ca1c61816c2679b238f707a960eb63e8c725d04e863089416af55f4ad13f0fb01fdc89f520c6383d137500263bfcd1a00a3bfb0ba3c1e45752dd0611c02

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads