sakula | 07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985

General

Target

07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe
Size

188KB
MD5

b377e0250010de016dfe784e34639b01
SHA1

5c4dfee052cb012d6bfc48ffad658dd96d492458
SHA256

07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985
SHA512

918ba60e927bfbbca1e728d11768f1db9d08001a0411348b25cff718ffeb1a41315124cf25f1905beefed24356c9d39cf6ac6d0b2f5946005a25de5608775431

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 4 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
behavioral2/memory/904-132-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1424-133-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1424 MediaCenter.exe

pid	process
1424	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:

07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.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"	07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\CDNConnectionCount = "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\UploadRatePct = "100"	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\DownloadMonthlyRateBkBps = "0"	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
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\UploadCount = "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\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\DownloadMonthlyLanBytes = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4084"	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\Config\KVFileExpirationTime = "132893128308215595"	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\DownlinkUsageBps = "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\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\Usage	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\DownloadMonthlyRateBkCnt = "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\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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "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\FrDownloadRatePct = "90"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.204320"	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 = "19.994958"	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\Usage\DownloadMonthlyCdnBytes = "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\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4068"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.090580"	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\UploadMonthlyLanBytes = "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\LinkLocalConnectionCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4000 PING.EXE

pid	process
4000	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	904	07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe
Token: SeBackupPrivilege	760	TiWorker.exe
Token: SeRestorePrivilege	760	TiWorker.exe
Token: SeSecurityPrivilege	760	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.execmd.exe

description	pid	process	target process
PID 904 wrote to memory of 1424	904	07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe	MediaCenter.exe
PID 904 wrote to memory of 1424	904	07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe	MediaCenter.exe
PID 904 wrote to memory of 1424	904	07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe	MediaCenter.exe
PID 904 wrote to memory of 3376	904	07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe	cmd.exe
PID 904 wrote to memory of 3376	904	07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe	cmd.exe
PID 904 wrote to memory of 3376	904	07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe	cmd.exe
PID 3376 wrote to memory of 4000	3376	cmd.exe	PING.EXE
PID 3376 wrote to memory of 4000	3376	cmd.exe	PING.EXE
PID 3376 wrote to memory of 4000	3376	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe
"C:\Users\Admin\AppData\Local\Temp\07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:904

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1424

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\07345f6f1edf313a7a65a116a1230d4e8c94ff1966ba0154e470042292496985.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3376

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4000

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2580

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:3812

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:760

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
4a39aaf4e158049840725cf481ab9405

SHA1
2bb9e8fbc739439f7b6ed77c02a080190dad987f

SHA256
c0f282aa42bb771857537831521c8c90c35aa53bad3bf009dd0558bea0b6ea65

SHA512
bdca1784c053a110f62a49605af7570adb396c18592084b3418263c6199987a42fceaa7e009105304b6f9478eb5a2f91e9ef6fefcc3eff288f9c2c6b0c007f76

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
4a39aaf4e158049840725cf481ab9405

SHA1
2bb9e8fbc739439f7b6ed77c02a080190dad987f

SHA256
c0f282aa42bb771857537831521c8c90c35aa53bad3bf009dd0558bea0b6ea65

SHA512
bdca1784c053a110f62a49605af7570adb396c18592084b3418263c6199987a42fceaa7e009105304b6f9478eb5a2f91e9ef6fefcc3eff288f9c2c6b0c007f76

Download Submit
memory/904-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1424-133-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads