sakula | 12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6

General

Target

12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe
Size

60KB
MD5

b00c4518377eb26cc2e4d759447c7335
SHA1

17b1e7d99cd86e4f74c802f5a08250a745d61f70
SHA256

12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6
SHA512

0a793c4c4add7c486c4efe96556b14ad1ce3b45662568d3f1e98672d9b6a470bedf813eb4560f97b53ebc0a8808a0e35a74fe139e29db92a67ce311babbd96d0

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

3068 MediaCenter.exe

pid	process
3068	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:

12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.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"	12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.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

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\UploadMonthlyInternetBytes = "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\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\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\DownlinkUsageBps = "0"	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\PeerInfoCount = "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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.539958"	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\Config\KVFileExpirationTime = "132892941473078793"	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 (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 = "0.591719"	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\InternetConnectionCount = "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 = "0.000000"	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\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\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\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 (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\NormalDownloadCount = "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\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\CDNConnectionCount = "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\MemoryUsageKB = "4116"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4304"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1540 PING.EXE

pid	process
1540	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1840	12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe
Token: SeBackupPrivilege	3648	TiWorker.exe
Token: SeRestorePrivilege	3648	TiWorker.exe
Token: SeSecurityPrivilege	3648	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.execmd.exe

description	pid	process	target process
PID 1840 wrote to memory of 3068	1840	12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe	MediaCenter.exe
PID 1840 wrote to memory of 3068	1840	12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe	MediaCenter.exe
PID 1840 wrote to memory of 3068	1840	12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe	MediaCenter.exe
PID 1840 wrote to memory of 836	1840	12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe	cmd.exe
PID 1840 wrote to memory of 836	1840	12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe	cmd.exe
PID 1840 wrote to memory of 836	1840	12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe	cmd.exe
PID 836 wrote to memory of 1540	836	cmd.exe	PING.EXE
PID 836 wrote to memory of 1540	836	cmd.exe	PING.EXE
PID 836 wrote to memory of 1540	836	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe
"C:\Users\Admin\AppData\Local\Temp\12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1840

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3068

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12605b3378beea68e93629d41eb06acef4237d676182ff1d36437ef642685fd6.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:836

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1540

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:2684

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:3648

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

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

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
a82c3b4deeb75c14e6d47ba410c14de6

SHA1
c95772b6ea4df5d1c5c4ffa1ac4f12fe69c4bc93

SHA256
e576fb60c5b211b4dff0313f1ad62e1fafeb07bd92bca82e8943d1814b1733cd

SHA512
353425694a8e62e887a496f371e323cdff4aa65b55ee21f319bb98f1ecd6f5777901afe98480f45537f034090a5a033e3b48fb1905de6d8c6e4f59de96c28965

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

MD5
a82c3b4deeb75c14e6d47ba410c14de6

SHA1
c95772b6ea4df5d1c5c4ffa1ac4f12fe69c4bc93

SHA256
e576fb60c5b211b4dff0313f1ad62e1fafeb07bd92bca82e8943d1814b1733cd

SHA512
353425694a8e62e887a496f371e323cdff4aa65b55ee21f319bb98f1ecd6f5777901afe98480f45537f034090a5a033e3b48fb1905de6d8c6e4f59de96c28965

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads