sakula | 0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f

General

Target

0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe
Size

35KB
MD5

8ed4bbe4c71b9012b4f805619e68bd49
SHA1

91faeb75d8db34fc8a6512d41cccf00bcd250405
SHA256

0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f
SHA512

9fd940452e1bd8d32910e1a825e3f2289a5457861a6237da03098003611724a175ece2054c51efa15a17d1112ccdbfc0737595a1825dffdab28509bacf3fcf4e

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

4004 MediaCenter.exe

pid	process
4004	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:

0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.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"	0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.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
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\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\DownloadMonthlyRateFrBps = "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 (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\LANConnectionCount = "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\UploadCount = "0"	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\MemoryUsageKB = "4216"	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\DownloadMonthlyCacheHostBytes = "0"	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\InternetConnectionCount = "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\Config\KVFileExpirationTime = "132892980765011974"	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\PriorityDownloadCount = "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 = "4192"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.113722"	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\DownloadMonthlyRateBkCnt = "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\UploadMonthlyLanBytes = "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\GroupConnectionCount = "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\UploadMonthlyInternetBytes = "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\LinkLocalConnectionCount = "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\NormalDownloadCount = "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\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\MonthID = "2"	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\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\MemoryUsageKB = "4088"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.111607"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1496 PING.EXE

pid	process
1496	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	624	0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe
Token: SeBackupPrivilege	3768	TiWorker.exe
Token: SeRestorePrivilege	3768	TiWorker.exe
Token: SeSecurityPrivilege	3768	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.execmd.exe

description	pid	process	target process
PID 624 wrote to memory of 4004	624	0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe	MediaCenter.exe
PID 624 wrote to memory of 4004	624	0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe	MediaCenter.exe
PID 624 wrote to memory of 4004	624	0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe	MediaCenter.exe
PID 624 wrote to memory of 2064	624	0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe	cmd.exe
PID 624 wrote to memory of 2064	624	0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe	cmd.exe
PID 624 wrote to memory of 2064	624	0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe	cmd.exe
PID 2064 wrote to memory of 1496	2064	cmd.exe	PING.EXE
PID 2064 wrote to memory of 1496	2064	cmd.exe	PING.EXE
PID 2064 wrote to memory of 1496	2064	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe
"C:\Users\Admin\AppData\Local\Temp\0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:624

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4004

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f690f1394891d0dfac8da15b53f0b038d1edb5b70505362f2e0e36393099d9f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2064

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1496

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:3600

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3544

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:3768

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
618d67d2f9af50ce9ac8b40ed15aa5f5

SHA1
957d206d075763e9c7e6b2368394f04a786171b1

SHA256
0b2f9fcabc5dada60ac474cf014730e2d47e3149bc9c79dcb60fbbd808409ed1

SHA512
4a9bfe4070ebdd2bcc92a8b193b449b3062cae8e8dd9bcc72aa393e9333ae010d98f0e56d6efe571afa354534911fcf15722ed8a10b99635b9261d852bce44b9

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

MD5
618d67d2f9af50ce9ac8b40ed15aa5f5

SHA1
957d206d075763e9c7e6b2368394f04a786171b1

SHA256
0b2f9fcabc5dada60ac474cf014730e2d47e3149bc9c79dcb60fbbd808409ed1

SHA512
4a9bfe4070ebdd2bcc92a8b193b449b3062cae8e8dd9bcc72aa393e9333ae010d98f0e56d6efe571afa354534911fcf15722ed8a10b99635b9261d852bce44b9

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads