sakula | 040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72

General

Target

040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe
Size

176KB
MD5

d7ae7777e225268781459f9fd50c12f7
SHA1

844fdddb22c6e8a5d1216a5eca3e7466f18d4281
SHA256

040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72
SHA512

8eb1e69559325c713bb752510043fa0c87847a49ccb585de4f819276edcd455f579df447c57b9db527b7e5551ea8ec11a5db0e2471f8df1e4d9811da9c1fd3a3

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/4824-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1168-137-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1168 MediaCenter.exe

pid	process
1168	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:

040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.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"	040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe

Drops file in Windows directory 8 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\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2124 PING.EXE

pid	process
2124	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4540	svchost.exe
Token: SeCreatePagefilePrivilege	4540	svchost.exe
Token: SeShutdownPrivilege	4540	svchost.exe
Token: SeCreatePagefilePrivilege	4540	svchost.exe
Token: SeShutdownPrivilege	4540	svchost.exe
Token: SeCreatePagefilePrivilege	4540	svchost.exe
Token: SeIncBasePriorityPrivilege	4824	040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe
Token: SeBackupPrivilege	4848	TiWorker.exe
Token: SeRestorePrivilege	4848	TiWorker.exe
Token: SeSecurityPrivilege	4848	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.execmd.exe

description	pid	process	target process
PID 4824 wrote to memory of 1168	4824	040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe	MediaCenter.exe
PID 4824 wrote to memory of 1168	4824	040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe	MediaCenter.exe
PID 4824 wrote to memory of 1168	4824	040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe	MediaCenter.exe
PID 4824 wrote to memory of 4040	4824	040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe	cmd.exe
PID 4824 wrote to memory of 4040	4824	040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe	cmd.exe
PID 4824 wrote to memory of 4040	4824	040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe	cmd.exe
PID 4040 wrote to memory of 2124	4040	cmd.exe	PING.EXE
PID 4040 wrote to memory of 2124	4040	cmd.exe	PING.EXE
PID 4040 wrote to memory of 2124	4040	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe
"C:\Users\Admin\AppData\Local\Temp\040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4824

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1168

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\040884948eb776dc1be2d79577b71dc39aa424699d272365b005680a0a7ffd72.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4040

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2124

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4540

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:4848

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
9035066fa610e250690d5ab5e02223cf

SHA1
35f063ffe0aa0bcb26e1bc3883dc1cf7472029b1

SHA256
497061d19259ba65bf66bcaa9035afca7a8558d4982437eb617394271acd1e51

SHA512
e6cc11f3e0fd777651060ef157521ffbc2ae7b666b03f746baf1162137cb00bc499bbf7b666daa0607ca01a87b6af65f41939a03d87737ddd1087eac377d26a1

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
9035066fa610e250690d5ab5e02223cf

SHA1
35f063ffe0aa0bcb26e1bc3883dc1cf7472029b1

SHA256
497061d19259ba65bf66bcaa9035afca7a8558d4982437eb617394271acd1e51

SHA512
e6cc11f3e0fd777651060ef157521ffbc2ae7b666b03f746baf1162137cb00bc499bbf7b666daa0607ca01a87b6af65f41939a03d87737ddd1087eac377d26a1

Download Submit
memory/1168-137-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4540-133-0x00000162D4820000-0x00000162D4830000-memory.dmp

Filesize
64KB

Download
memory/4540-134-0x00000162D4880000-0x00000162D4890000-memory.dmp

Filesize
64KB

Download
memory/4540-135-0x00000162D6F50000-0x00000162D6F54000-memory.dmp

Filesize
16KB

Download
memory/4824-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads