sakula | 1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b

General

Target

1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe
Size

100KB
MD5

2a36ff55f8f9ed76bca90ace9c0148e1
SHA1

434ed195c683a4792f2c52674b29abadacd6c32d
SHA256

1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b
SHA512

752056ac17275896f8aa1cf2ec22b0dda1b6e903e3742f1eeef2d15881088a3952225a7ed9bc60fbcb8931d3a66ab2600d9782a9064d954e19b150c677fbd8a5

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

3708 MediaCenter.exe

pid	process
3708	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:

1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.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"	1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4332"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "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\PeerInfoCount = "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\FrDownloadRatePct = "90"	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\NormalDownloadPendingCount = "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\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\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4128"	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\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\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\PriorityDownloadCount = "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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892930991544453"	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 = "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\DownloadMode_BackCompat = "1"	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\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\UplinkBps = "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\UploadRatePct = "100"	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\DownloadMonthlyLanBytes = "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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.993469"	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\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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.851858"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1656 PING.EXE

pid	process
1656	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe

description	pid	process
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3816	1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe
Token: SeBackupPrivilege	3880	TiWorker.exe
Token: SeRestorePrivilege	3880	TiWorker.exe
Token: SeSecurityPrivilege	3880	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.execmd.exe

description	pid	process	target process
PID 3816 wrote to memory of 3708	3816	1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe	MediaCenter.exe
PID 3816 wrote to memory of 3708	3816	1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe	MediaCenter.exe
PID 3816 wrote to memory of 3708	3816	1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe	MediaCenter.exe
PID 3816 wrote to memory of 3852	3816	1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe	cmd.exe
PID 3816 wrote to memory of 3852	3816	1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe	cmd.exe
PID 3816 wrote to memory of 3852	3816	1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe	cmd.exe
PID 3852 wrote to memory of 1656	3852	cmd.exe	PING.EXE
PID 3852 wrote to memory of 1656	3852	cmd.exe	PING.EXE
PID 3852 wrote to memory of 1656	3852	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe
"C:\Users\Admin\AppData\Local\Temp\1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3816

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3708

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1332e3adefd9b658005417ca675e21a1a7facca7ebf02848e2ad8c9181fc7a3b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3852

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1656

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3264

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:3748

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:3880

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
63258e7e77090177b8dc3c0270cbe345

SHA1
cac4cb6ff2ad27bad53c415b5a55ea29c873272e

SHA256
68e66f79294bbcf165b9853ffaa88e7c9bf5eb9d58b134aa6f480d473b31c553

SHA512
37934b5c4376689ec59cb6701d9be6f109ee8024e1e418d31f33951489cff0b31586c32fc5f479e8e3934f2e26e1ae328e818086983ecc21c27ed016c190b088

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

MD5
63258e7e77090177b8dc3c0270cbe345

SHA1
cac4cb6ff2ad27bad53c415b5a55ea29c873272e

SHA256
68e66f79294bbcf165b9853ffaa88e7c9bf5eb9d58b134aa6f480d473b31c553

SHA512
37934b5c4376689ec59cb6701d9be6f109ee8024e1e418d31f33951489cff0b31586c32fc5f479e8e3934f2e26e1ae328e818086983ecc21c27ed016c190b088

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads