sakula | 0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9

General

Target

0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe
Size

191KB
MD5

5b09c0cd44a846f4cb26fbff79254e1a
SHA1

2c9d022692f996793076804cbe7f32847dfb7e55
SHA256

0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9
SHA512

7d0446ed58b2648a03cfbe6550923fd549428adb72fc2e0341047feb3dfecd2ec3a29a44131d6218362b132c75f2e90bed57d853e78db4c94400f9b8283a3464

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

2384 MediaCenter.exe

pid	process
2384	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:

0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.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"	0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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\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\DownloadMonthlyGroupBytes = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.070721"	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\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\Settings	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\DownloadMonthlyRateFrCnt = "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\SwarmCount = "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\DownloadMonthlyLanBytes = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4180"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4368"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.273225"	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\DownloadMonthlyRateBkCnt = "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\FrDownloadRatePct = "90"	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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4384"	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\DownloadMonthlyCdnBytes = "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\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\Config\DownloadMode_BackCompat = "1"	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\LANConnectionCount = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.873748"	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\Config\KVFileExpirationTime = "132892999328210628"	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\MonthlyUploadRestriction = "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\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\DownlinkBps = "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\NormalDownloadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3768 PING.EXE

pid	process
3768	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2528	0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe
Token: SeBackupPrivilege	2004	TiWorker.exe
Token: SeRestorePrivilege	2004	TiWorker.exe
Token: SeSecurityPrivilege	2004	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.execmd.exe

description	pid	process	target process
PID 2528 wrote to memory of 2384	2528	0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe	MediaCenter.exe
PID 2528 wrote to memory of 2384	2528	0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe	MediaCenter.exe
PID 2528 wrote to memory of 2384	2528	0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe	MediaCenter.exe
PID 2528 wrote to memory of 1416	2528	0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe	cmd.exe
PID 2528 wrote to memory of 1416	2528	0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe	cmd.exe
PID 2528 wrote to memory of 1416	2528	0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe	cmd.exe
PID 1416 wrote to memory of 3768	1416	cmd.exe	PING.EXE
PID 1416 wrote to memory of 3768	1416	cmd.exe	PING.EXE
PID 1416 wrote to memory of 3768	1416	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe
"C:\Users\Admin\AppData\Local\Temp\0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2528

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2384

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e4f04cd33cb4217381c544440d95c0afb51b8b2d091c6b0634a4b17683745d9.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1416

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3768

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3648

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:440

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:2004

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
7c4bb17cafae4e8cb734b0343501825b

SHA1
aeb114103a3e8596895a96b8bcc7ecee3ad76a7e

SHA256
13d7f382cbeb0f1b5acf190e5558ebc07e6284aec0e8f7fc3badd70c3e4843d4

SHA512
0edd28d9e267bc6584f9fea4147efb29c2818940a8593c1c91a38f13bda5c9a4388212a5cbb75504e27be7fe3309880edbc4a414e3cbcdeb884ff12161338e42

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

MD5
7c4bb17cafae4e8cb734b0343501825b

SHA1
aeb114103a3e8596895a96b8bcc7ecee3ad76a7e

SHA256
13d7f382cbeb0f1b5acf190e5558ebc07e6284aec0e8f7fc3badd70c3e4843d4

SHA512
0edd28d9e267bc6584f9fea4147efb29c2818940a8593c1c91a38f13bda5c9a4388212a5cbb75504e27be7fe3309880edbc4a414e3cbcdeb884ff12161338e42

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads