sakula | 188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196

General

Target

188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe
Size

58KB
MD5

22171589b7cc9dbac6b1913100cbab40
SHA1

4439f518bde68f7e3ac296302e650b4bee910591
SHA256

188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196
SHA512

f20297fc73b2991a33eb04ecc40561ec547903c2b357dcbf29ff2ad4f1d40af38c815f66a129812f8b5511da8c46ab6e829177e0cd592f5fd37860d2e53eb9b9

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

3860 MediaCenter.exe

pid	process
3860	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:

188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.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"	188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.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\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\NormalDownloadCount = "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\DownloadMonthlyRateFrCnt = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.544416"	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\Config\KVFileExpirationTime = "132892853370360246"	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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4112"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4360"	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\DownloadMonthlyRateBkCnt = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.140481"	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 = "0.000000"	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\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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyRateBkBps = "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\PriorityDownloadPendingCount = "0"	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\Settings	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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	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\PeerInfoCount = "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\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\DownlinkBps = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2520 PING.EXE

pid	process
2520	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	60	188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe
Token: SeBackupPrivilege	3196	TiWorker.exe
Token: SeRestorePrivilege	3196	TiWorker.exe
Token: SeSecurityPrivilege	3196	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.execmd.exe

description	pid	process	target process
PID 60 wrote to memory of 3860	60	188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe	MediaCenter.exe
PID 60 wrote to memory of 3860	60	188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe	MediaCenter.exe
PID 60 wrote to memory of 3860	60	188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe	MediaCenter.exe
PID 60 wrote to memory of 2248	60	188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe	cmd.exe
PID 60 wrote to memory of 2248	60	188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe	cmd.exe
PID 60 wrote to memory of 2248	60	188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe	cmd.exe
PID 2248 wrote to memory of 2520	2248	cmd.exe	PING.EXE
PID 2248 wrote to memory of 2520	2248	cmd.exe	PING.EXE
PID 2248 wrote to memory of 2520	2248	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe
"C:\Users\Admin\AppData\Local\Temp\188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:60

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3860

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\188eb78f4ce4186de40c7260ffb07a673ce457357486c8fb7ab913a754c5a196.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2248

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2520

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3160

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:1476

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:3196

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
9722119bac906a9b0ae3fde6403f626b

SHA1
69914f76c70650236caf83f6ecffaec0c3e331d7

SHA256
d8bdec240d01f78d8ca0009a8b43c96d51d9f728179034b48205557befbb2cf2

SHA512
e13dc4a6a62a3a584ee2753a89638a498a304541eaf611924c01a5d24d850827124810ba096802098713050ec27862142c8bc74f09f36d3cefddf791930fcacf

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

MD5
9722119bac906a9b0ae3fde6403f626b

SHA1
69914f76c70650236caf83f6ecffaec0c3e331d7

SHA256
d8bdec240d01f78d8ca0009a8b43c96d51d9f728179034b48205557befbb2cf2

SHA512
e13dc4a6a62a3a584ee2753a89638a498a304541eaf611924c01a5d24d850827124810ba096802098713050ec27862142c8bc74f09f36d3cefddf791930fcacf

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads