sakula | 023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537

General

Target

023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe
Size

192KB
MD5

a465efb688fafe900305acb12d6fb684
SHA1

7dfbc00ec5cdeb8977315015806c10d03173a4a5
SHA256

023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537
SHA512

ad141e2ff40021c6a7bb76dd7e2f0a92dc54bc052b64561aac0265d4ef28947c1f45d6e7cbf47c1273fc14aa20054ff0ba3bcea11817e54069689d1427ec5396

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

396 MediaCenter.exe

pid	process
396	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:

023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.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"	023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4400 PING.EXE

pid	process
4400	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1124	svchost.exe
Token: SeCreatePagefilePrivilege	1124	svchost.exe
Token: SeShutdownPrivilege	1124	svchost.exe
Token: SeCreatePagefilePrivilege	1124	svchost.exe
Token: SeShutdownPrivilege	1124	svchost.exe
Token: SeCreatePagefilePrivilege	1124	svchost.exe
Token: SeIncBasePriorityPrivilege	616	023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe
Token: SeBackupPrivilege	940	TiWorker.exe
Token: SeRestorePrivilege	940	TiWorker.exe
Token: SeSecurityPrivilege	940	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.execmd.exe

description	pid	process	target process
PID 616 wrote to memory of 396	616	023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe	MediaCenter.exe
PID 616 wrote to memory of 396	616	023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe	MediaCenter.exe
PID 616 wrote to memory of 396	616	023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe	MediaCenter.exe
PID 616 wrote to memory of 1340	616	023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe	cmd.exe
PID 616 wrote to memory of 1340	616	023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe	cmd.exe
PID 616 wrote to memory of 1340	616	023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe	cmd.exe
PID 1340 wrote to memory of 4400	1340	cmd.exe	PING.EXE
PID 1340 wrote to memory of 4400	1340	cmd.exe	PING.EXE
PID 1340 wrote to memory of 4400	1340	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe
"C:\Users\Admin\AppData\Local\Temp\023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:616

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:396

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\023b56a8b428b53400529f321468694f63d5b326b7a6fc6aea6f04d0852de537.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1340

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4400

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:1124

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:940

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
9e072f3c44a5a0a8803c8015480bf9c7

SHA1
6f0c55be5f1d715b1034dd4317820efced6718f3

SHA256
a37e6806d1b8462e78455e0b904ce2407cebcf5f7207f924b007449381bea901

SHA512
ece074bcb061fed4b2a0e8f9cd466344e07657812c7928bf30cfed0be240bd8c3f2d5dc1741eaa0db6b086742b371c87a87fe28182f5166958cb12f41b9436ab

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
9e072f3c44a5a0a8803c8015480bf9c7

SHA1
6f0c55be5f1d715b1034dd4317820efced6718f3

SHA256
a37e6806d1b8462e78455e0b904ce2407cebcf5f7207f924b007449381bea901

SHA512
ece074bcb061fed4b2a0e8f9cd466344e07657812c7928bf30cfed0be240bd8c3f2d5dc1741eaa0db6b086742b371c87a87fe28182f5166958cb12f41b9436ab

Download Submit
memory/1124-132-0x000002218FFA0000-0x000002218FFB0000-memory.dmp

Filesize
64KB

Download
memory/1124-133-0x0000022190620000-0x0000022190630000-memory.dmp

Filesize
64KB

Download
memory/1124-134-0x0000022192D20000-0x0000022192D24000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads