sakula | 0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de

General

Target

0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe
Size

99KB
MD5

1622b6542c0714ffc316f63cc9e77816
SHA1

6cf75017969d8cd695dfe97cdffa0f74bad8cc9e
SHA256

0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de
SHA512

87a46b4a761b8160e88932fcd9c356f0228b0cbcf788c75ebf484e407ff4983c1c817bd49af6367303c00a1b7a3ea0bfecaf4c26d5592acf931bac9150d029fc

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

740 MediaCenter.exe

pid	process
740	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:

0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.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"	0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.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\SwarmCount = "1"	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\PriorityDownloadPendingCount = "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 = "0.059928"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4300"	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\DownloadMonthlyRateFrCnt = "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\UploadRatePct = "100"	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\Config\DODownloadMode = "1"	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\DownloadMonthlyCdnBytes = "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\DownlinkUsageBps = "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\SwarmCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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\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\UplinkUsageBps = "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\UploadMonthlyInternetBytes = "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\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 = "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\CDNConnectionCount = "0"	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\NormalDownloadPendingCount = "0"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892999688153162"	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 = "3.370733"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4088"	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\DownloadMonthlyInternetBytes = "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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	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\PeerInfoCount = "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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3000 PING.EXE

pid	process
3000	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3392	0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe
Token: SeBackupPrivilege	3556	TiWorker.exe
Token: SeRestorePrivilege	3556	TiWorker.exe
Token: SeSecurityPrivilege	3556	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.execmd.exe

description	pid	process	target process
PID 3392 wrote to memory of 740	3392	0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe	MediaCenter.exe
PID 3392 wrote to memory of 740	3392	0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe	MediaCenter.exe
PID 3392 wrote to memory of 740	3392	0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe	MediaCenter.exe
PID 3392 wrote to memory of 3484	3392	0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe	cmd.exe
PID 3392 wrote to memory of 3484	3392	0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe	cmd.exe
PID 3392 wrote to memory of 3484	3392	0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe	cmd.exe
PID 3484 wrote to memory of 3000	3484	cmd.exe	PING.EXE
PID 3484 wrote to memory of 3000	3484	cmd.exe	PING.EXE
PID 3484 wrote to memory of 3000	3484	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe
"C:\Users\Admin\AppData\Local\Temp\0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3392

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:740

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e473430b86f54580be946df125a7978d64a9595b28bc1c322a58d2945f8c5de.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3484

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3000

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2400

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:3208

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:3556

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
f60275c7517cdd4b7a316a2e5c0bf6cd

SHA1
bf4e83873fe92b644b1c2ed5b83fe450bc708a6a

SHA256
0fc8a8c209a21408f3b35626c717751ae6b0e336d70abe74d2686fcf3d3e15a3

SHA512
cfd4f639ca8fc6350e724bce89c62f21cc9d0b644e7a8c4168339b59275a43b31d4473723315832073f296d02ddec560ac25e37b96d44b24549f01fd2052e2e7

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

MD5
f60275c7517cdd4b7a316a2e5c0bf6cd

SHA1
bf4e83873fe92b644b1c2ed5b83fe450bc708a6a

SHA256
0fc8a8c209a21408f3b35626c717751ae6b0e336d70abe74d2686fcf3d3e15a3

SHA512
cfd4f639ca8fc6350e724bce89c62f21cc9d0b644e7a8c4168339b59275a43b31d4473723315832073f296d02ddec560ac25e37b96d44b24549f01fd2052e2e7

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads