sakula | 0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f

General

Target

0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe
Size

100KB
MD5

b90504fdf9809b9b1e6b7089fc6b0683
SHA1

3269bb879cddd8237636f42f04477a8e6b891961
SHA256

0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f
SHA512

1638cac221cb41dd5851697592d151291ea069e82c6607778b15f16ee4d1c71a58d78e7202571da79b7f6384a6c6fc3abf5a02e4a32f3bdd75c056150d247e8c

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 2 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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3304 MediaCenter.exe

pid	process
3304	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:

0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.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"	0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.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 50 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\Usage\UploadMonthlyInternetBytes = "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\MemoryUsageKB = "4104"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893034361181813"	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\Config\DODownloadMode = "1"	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\UplinkBps = "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\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 = "1.456289"	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\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\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.176929"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4088"	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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.041771"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	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\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 (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\FrDownloadRatePct = "90"	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\MemoryUsageKB = "4300"	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\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 (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\CDNConnectionCount = "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\PeerInfoCount = "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
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\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\CacheSizeBytes = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

428 PING.EXE

pid	process
428	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3396	0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe
Token: SeBackupPrivilege	3084	TiWorker.exe
Token: SeRestorePrivilege	3084	TiWorker.exe
Token: SeSecurityPrivilege	3084	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.execmd.exe

description	pid	process	target process
PID 3396 wrote to memory of 3304	3396	0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe	MediaCenter.exe
PID 3396 wrote to memory of 3304	3396	0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe	MediaCenter.exe
PID 3396 wrote to memory of 3304	3396	0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe	MediaCenter.exe
PID 3396 wrote to memory of 3372	3396	0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe	cmd.exe
PID 3396 wrote to memory of 3372	3396	0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe	cmd.exe
PID 3396 wrote to memory of 3372	3396	0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe	cmd.exe
PID 3372 wrote to memory of 428	3372	cmd.exe	PING.EXE
PID 3372 wrote to memory of 428	3372	cmd.exe	PING.EXE
PID 3372 wrote to memory of 428	3372	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe
"C:\Users\Admin\AppData\Local\Temp\0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3396

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3304

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0bb452a124068dcd2d5d4a6d92c85e853429b1aca4cfceca817eae30119e3f9f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3372

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:428

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:876

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:240

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:3084

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
7b90f58e21393a8195c658887bcd73ca

SHA1
bbdd71e09a4479fd36e9b8198de5ee62d82ec27e

SHA256
556103d8231194567b8d168f7829e90bf49e6cac1df5b6a7e2f3f6a62e2ce678

SHA512
057b62cb7bbb952cb4467e37aa8ed96259dc876d7d39edd05c92da048f1517151bc3f31431025269da0d670cd6587a5726f561bdbbb36c8b7e572ceebe3cf453

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

MD5
7b90f58e21393a8195c658887bcd73ca

SHA1
bbdd71e09a4479fd36e9b8198de5ee62d82ec27e

SHA256
556103d8231194567b8d168f7829e90bf49e6cac1df5b6a7e2f3f6a62e2ce678

SHA512
057b62cb7bbb952cb4467e37aa8ed96259dc876d7d39edd05c92da048f1517151bc3f31431025269da0d670cd6587a5726f561bdbbb36c8b7e572ceebe3cf453

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads