sakula | 120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a

General

Target

120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe
Size

79KB
MD5

902fe72e4e3d7ba80ec3910b1bb3b6b2
SHA1

447927b7d8acd720d50f9829be5dbfb90cc70dc9
SHA256

120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a
SHA512

4f2ee1af6694f041333ae84d7a8383e0ccebc8099aed1a5caa0f08b508878f3abf97bfd7d7cb966930a533c62668aa8f6769114a93f14063373615c8d5c55bb3

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

3652 MediaCenter.exe

pid	process
3652	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:

120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.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"	120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.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
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\UploadMonthlyLanBytes = "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\PriorityDownloadPendingCount = "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\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\CDNConnectionCount = "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\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	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\KVFileExpirationTime = "132892945182425133"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4304"	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\DownloadMonthlyRateBkBps = "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\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.503776"	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\DownlinkUsageBps = "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\UploadRatePct = "100"	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\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\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\UplinkUsageBps = "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\Config\DODownloadMode = "1"	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\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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4068"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.614531"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "20.002355"	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\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\LANConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1756 PING.EXE

pid	process
1756	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe
Token: SeRestorePrivilege	3824	TiWorker.exe
Token: SeSecurityPrivilege	3824	TiWorker.exe
Token: SeBackupPrivilege	3824	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.execmd.exe

description	pid	process	target process
PID 3164 wrote to memory of 3652	3164	120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe	MediaCenter.exe
PID 3164 wrote to memory of 3652	3164	120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe	MediaCenter.exe
PID 3164 wrote to memory of 3652	3164	120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe	MediaCenter.exe
PID 3164 wrote to memory of 1688	3164	120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe	cmd.exe
PID 3164 wrote to memory of 1688	3164	120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe	cmd.exe
PID 3164 wrote to memory of 1688	3164	120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe	cmd.exe
PID 1688 wrote to memory of 1756	1688	cmd.exe	PING.EXE
PID 1688 wrote to memory of 1756	1688	cmd.exe	PING.EXE
PID 1688 wrote to memory of 1756	1688	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe
"C:\Users\Admin\AppData\Local\Temp\120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3164

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3652

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\120d2db6cf6cb0fa5ffc0898bab8703c6383da53357cbad2e46f2649af407d6a.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1756

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2996

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:3920

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:3824

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
0d07efca2699ab1d52df9a3935b118ed

SHA1
cbdc27cf2916088e20ab05bd12d21a139cea0275

SHA256
33904d4d326e88cb892fd9d33a608530f6cdc0f3aad2a10e52f3e71503dcb8ae

SHA512
ed0eedeb61ea7a0f1a1bacd29cf7a30894d619f8241f0083932dafdb7c5c7e203b758311f738cbe459a0789f19b60ed8377514520d5e7a78672a94237dc7c368

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

MD5
0d07efca2699ab1d52df9a3935b118ed

SHA1
cbdc27cf2916088e20ab05bd12d21a139cea0275

SHA256
33904d4d326e88cb892fd9d33a608530f6cdc0f3aad2a10e52f3e71503dcb8ae

SHA512
ed0eedeb61ea7a0f1a1bacd29cf7a30894d619f8241f0083932dafdb7c5c7e203b758311f738cbe459a0789f19b60ed8377514520d5e7a78672a94237dc7c368

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads