sakula | 0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745

General

Target

0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe
Size

216KB
MD5

e7b0ca14caf8ab85e8ab124be76e59c2
SHA1

87aa844541260d76b8745304a798a420a89299e8
SHA256

0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745
SHA512

af736803f50fef7f24d530a311a8dfb247f2c2d3c7c92678449389943a2c0180fe9c805f3440e77cc33111af776abce16efec4007b35c5104d692c2cbe1cfcf3

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 3 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/2592-132-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3960 MediaCenter.exe

pid	process
3960	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:

0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.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"	0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.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
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
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\DownloadMode_BackCompat = "1"	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\DownloadMonthlyCdnBytes = "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\CacheSizeBytes = "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\CDNConnectionCount = "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\DownloadMonthlyLanBytes = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.106185"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.826449"	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\DownloadMonthlyCacheHostBytes = "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\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\BkDownloadRatePct = "45"	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\SwarmCount = "1"	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 (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4236"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "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\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\MemoryUsageKB = "4120"	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\UploadMonthlyLanBytes = "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\GroupConnectionCount = "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\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\Config\KVFileExpirationTime = "132893003463266970"	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\LANConnectionCount = "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\PriorityDownloadCount = "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\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4252"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3348 PING.EXE

pid	process
3348	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2592	0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe
Token: SeBackupPrivilege	3720	TiWorker.exe
Token: SeRestorePrivilege	3720	TiWorker.exe
Token: SeSecurityPrivilege	3720	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.execmd.exe

description	pid	process	target process
PID 2592 wrote to memory of 3960	2592	0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe	MediaCenter.exe
PID 2592 wrote to memory of 3960	2592	0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe	MediaCenter.exe
PID 2592 wrote to memory of 3960	2592	0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe	MediaCenter.exe
PID 2592 wrote to memory of 3808	2592	0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe	cmd.exe
PID 2592 wrote to memory of 3808	2592	0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe	cmd.exe
PID 2592 wrote to memory of 3808	2592	0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe	cmd.exe
PID 3808 wrote to memory of 3348	3808	cmd.exe	PING.EXE
PID 3808 wrote to memory of 3348	3808	cmd.exe	PING.EXE
PID 3808 wrote to memory of 3348	3808	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe
"C:\Users\Admin\AppData\Local\Temp\0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2592

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3960

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e021cae6d9ed016c897b100badf70a6c327fd25d6be25ac2449e05bfb656745.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3808

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3348

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3016

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:2788

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:3720

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
97d16f28248df673a32806573439786f

SHA1
65217a44490e30f6d8b8674be162eba528174206

SHA256
7a0b3f170e98b2cb1743eb72c348d2bd1c5437c322640d5f3b37b5e1f5d2f796

SHA512
046683c066779ef830470f181f48b6d4e301e2f56867311e9dc9a71a460cf57187112282b01711cb9f35cbe6101a691cee9561107c8a62f9b14b2ef4c025478d

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

MD5
97d16f28248df673a32806573439786f

SHA1
65217a44490e30f6d8b8674be162eba528174206

SHA256
7a0b3f170e98b2cb1743eb72c348d2bd1c5437c322640d5f3b37b5e1f5d2f796

SHA512
046683c066779ef830470f181f48b6d4e301e2f56867311e9dc9a71a460cf57187112282b01711cb9f35cbe6101a691cee9561107c8a62f9b14b2ef4c025478d

Download Submit
memory/2592-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads