sakula | 0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4

General

Target

0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe
Size

99KB
MD5

4395928bc0115761b3b2495a6c41c7ae
SHA1

574f5d6876642cc4b8d07b09dd46208b17712c07
SHA256

0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4
SHA512

17d41815767796e47af4fe9453061cdbb247daa584fb3067c5da45ca15aa0b74be60632c8340b24d6d1b34b9235fb7bb281fec7ab6ccc4e627e5406a4e5e18db

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

204 MediaCenter.exe

pid	process
204	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:

0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.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"	0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.105708"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4328"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\DODownloadMode = "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\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\PriorityDownloadPendingCount = "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\Config\KVFileExpirationTime = "132892997224567340"	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\DownloadMonthlyRateFrCnt = "0"	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\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\LinkLocalConnectionCount = "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\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\Settings	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\NormalDownloadPendingCount = "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\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\DownloadMonthlyLanBytes = "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\DownloadMonthlyCdnBytes = "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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.929550"	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\DownloadMonthlyRateBkCnt = "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\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\MonthlyUploadRestriction = "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\DownloadMonthlyGroupBytes = "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\PeerInfoCount = "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\MemoryUsageKB = "4116"	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\MemoryUsageKB = "4284"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3240 PING.EXE

pid	process
3240	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2284	0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe
Token: SeBackupPrivilege	916	TiWorker.exe
Token: SeRestorePrivilege	916	TiWorker.exe
Token: SeSecurityPrivilege	916	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.execmd.exe

description	pid	process	target process
PID 2284 wrote to memory of 204	2284	0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe	MediaCenter.exe
PID 2284 wrote to memory of 204	2284	0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe	MediaCenter.exe
PID 2284 wrote to memory of 204	2284	0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe	MediaCenter.exe
PID 2284 wrote to memory of 3108	2284	0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe	cmd.exe
PID 2284 wrote to memory of 3108	2284	0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe	cmd.exe
PID 2284 wrote to memory of 3108	2284	0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe	cmd.exe
PID 3108 wrote to memory of 3240	3108	cmd.exe	PING.EXE
PID 3108 wrote to memory of 3240	3108	cmd.exe	PING.EXE
PID 3108 wrote to memory of 3240	3108	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe
"C:\Users\Admin\AppData\Local\Temp\0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2284

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:204

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e89dc64e36b4e1dcdcef475d813aac5ed982967653ee3ecbaf4d1a5578378b4.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3108

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3240

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3396

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:4040

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:916

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
2dc4ea0bef5e9154f69540c4f00bfb5c

SHA1
475c493a893120f0da8c655e51d2d41b38f184b2

SHA256
fa63ff7f0ed3947ca487441b29f1a754f8cfb32fcfd0e1ed7df47e3b75b1ee03

SHA512
8396f4f53ed1dfa8f853faf058eb698b9bf61c8c70222560d508bcdf14abd29eafe9b5b91066d494a33baaf98919ac8404a1de3210e0644b012b3c7b60f883c5

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

MD5
2dc4ea0bef5e9154f69540c4f00bfb5c

SHA1
475c493a893120f0da8c655e51d2d41b38f184b2

SHA256
fa63ff7f0ed3947ca487441b29f1a754f8cfb32fcfd0e1ed7df47e3b75b1ee03

SHA512
8396f4f53ed1dfa8f853faf058eb698b9bf61c8c70222560d508bcdf14abd29eafe9b5b91066d494a33baaf98919ac8404a1de3210e0644b012b3c7b60f883c5

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads