sakula | 0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6

General

Target

0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe
Size

36KB
MD5

0e87781c294611f59d1523ebbfa09aa1
SHA1

de6baf2b9f553690d645032367b61d0109beca78
SHA256

0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6
SHA512

23e3ae27a0a8b6ac0a11ca242f82288649b6423f171f18a9c5bbf1555cb9c1a92fdd8ee87eee825605ca92066d9705e6ef86c7cbeb918225bcbf72b38c2fdd38

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3764 MediaCenter.exe

pid	process
3764	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:

0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.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"	0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.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	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\DownloadMonthlyCdnBytes = "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\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\MemoryUsageKB = "4100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892994178744180"	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\MemoryUsageKB = "4300"	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\DownlinkBps = "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\DownloadMonthlyRateBkCnt = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.781545"	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\Usage\DownloadMonthlyRateFrCnt = "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\NormalDownloadCount = "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\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\LANConnectionCount = "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\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 = "0.499999"	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\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\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 (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\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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.288834"	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\DownloadMonthlyRateBkBps = "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\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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3056 PING.EXE

pid	process
3056	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe

description	pid	process
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3744	0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe
Token: SeBackupPrivilege	3340	TiWorker.exe
Token: SeRestorePrivilege	3340	TiWorker.exe
Token: SeSecurityPrivilege	3340	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.execmd.exe

description	pid	process	target process
PID 3744 wrote to memory of 3764	3744	0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe	MediaCenter.exe
PID 3744 wrote to memory of 3764	3744	0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe	MediaCenter.exe
PID 3744 wrote to memory of 3764	3744	0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe	MediaCenter.exe
PID 3744 wrote to memory of 2888	3744	0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe	cmd.exe
PID 3744 wrote to memory of 2888	3744	0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe	cmd.exe
PID 3744 wrote to memory of 2888	3744	0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe	cmd.exe
PID 2888 wrote to memory of 3056	2888	cmd.exe	PING.EXE
PID 2888 wrote to memory of 3056	2888	cmd.exe	PING.EXE
PID 2888 wrote to memory of 3056	2888	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe
"C:\Users\Admin\AppData\Local\Temp\0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3744

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3764

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ec275956d05319b6948ee6530699f36773a7959613d7dee9280d7e052aaf2f6.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2888

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3056

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3708

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:1304

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:3340

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
2840fc912a200dff09759aa508fcbbbf

SHA1
4e86e4fbfaabb85e8a782c8b800f960b19a333dc

SHA256
6a8acd31a24c0761bc01318d0cadfceba82aa677839eab919fc0aa2e45ed5d3b

SHA512
9b8a2b9ac5dc018ed85a5c3d508799847b0dc16ef81fe8c87f4d61f7e8ee6c29401b7acb9efbc19b52984195eb3616bde6edb8f1479cd25277bebca16f82c464

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

MD5
2840fc912a200dff09759aa508fcbbbf

SHA1
4e86e4fbfaabb85e8a782c8b800f960b19a333dc

SHA256
6a8acd31a24c0761bc01318d0cadfceba82aa677839eab919fc0aa2e45ed5d3b

SHA512
9b8a2b9ac5dc018ed85a5c3d508799847b0dc16ef81fe8c87f4d61f7e8ee6c29401b7acb9efbc19b52984195eb3616bde6edb8f1479cd25277bebca16f82c464

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads