sakula | 04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed

General

Target

04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe
Size

216KB
MD5

3abbbd6db1ecdf91d217a3296a817071
SHA1

c05686ed61dc773cbebe21ae14a4a473b3fd011c
SHA256

04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed
SHA512

79213a373d9baac9dd8e70861af0ee22b7627216854fbc6f164c7d9a45e55afbc9efa920520113ebffe62710efe857a24b571371359fce83e502b3fcc29c8b7d

Score

10^/10

sakula persistence rat suricata 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/2864-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4644-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4644 MediaCenter.exe

pid	process
4644	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:

04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.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"	04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.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

2460 PING.EXE

pid	process
2460	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1844	svchost.exe
Token: SeCreatePagefilePrivilege	1844	svchost.exe
Token: SeShutdownPrivilege	1844	svchost.exe
Token: SeCreatePagefilePrivilege	1844	svchost.exe
Token: SeShutdownPrivilege	1844	svchost.exe
Token: SeCreatePagefilePrivilege	1844	svchost.exe
Token: SeIncBasePriorityPrivilege	2864	04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe
Token: SeBackupPrivilege	4808	TiWorker.exe
Token: SeRestorePrivilege	4808	TiWorker.exe
Token: SeSecurityPrivilege	4808	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.execmd.exe

description	pid	process	target process
PID 2864 wrote to memory of 4644	2864	04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe	MediaCenter.exe
PID 2864 wrote to memory of 4644	2864	04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe	MediaCenter.exe
PID 2864 wrote to memory of 4644	2864	04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe	MediaCenter.exe
PID 2864 wrote to memory of 640	2864	04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe	cmd.exe
PID 2864 wrote to memory of 640	2864	04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe	cmd.exe
PID 2864 wrote to memory of 640	2864	04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe	cmd.exe
PID 640 wrote to memory of 2460	640	cmd.exe	PING.EXE
PID 640 wrote to memory of 2460	640	cmd.exe	PING.EXE
PID 640 wrote to memory of 2460	640	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe
"C:\Users\Admin\AppData\Local\Temp\04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2864

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4644

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04ab5ab57e32cb41b13f791fd65d803829ab85c7bc7e2aabc3fccb1f3d64a7ed.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:640

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2460

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:1844

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:4808

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
3178ae1a8bd61f9c221c371a1372fdd1

SHA1
2d3e1bb61f0bf5dfc836abae64c40d4f565e0fd5

SHA256
61f226b07d5a30ef3ad2e7b7fc744dd4443f87dfc39c2ed6b15aa40152e5539b

SHA512
3ab7283667e596383d163575a18513fbdc7fbd8916c9bccbe7d986e04b9cd0d1fc842b5be945517fb66b2646dc854e55618b7dbb38ccdc9a1a30f3580248e8ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
3178ae1a8bd61f9c221c371a1372fdd1

SHA1
2d3e1bb61f0bf5dfc836abae64c40d4f565e0fd5

SHA256
61f226b07d5a30ef3ad2e7b7fc744dd4443f87dfc39c2ed6b15aa40152e5539b

SHA512
3ab7283667e596383d163575a18513fbdc7fbd8916c9bccbe7d986e04b9cd0d1fc842b5be945517fb66b2646dc854e55618b7dbb38ccdc9a1a30f3580248e8ac

Download Submit
memory/1844-132-0x000001E8F8D70000-0x000001E8F8D80000-memory.dmp

Filesize
64KB

Download
memory/1844-133-0x000001E8F9320000-0x000001E8F9330000-memory.dmp

Filesize
64KB

Download
memory/1844-134-0x000001E8FB9F0000-0x000001E8FB9F4000-memory.dmp

Filesize
16KB

Download
memory/2864-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4644-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads