sakula | 18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42

General

Target

18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe
Size

35KB
MD5

4fab4e2574fa8e12a157c265669ca4ea
SHA1

18adf71c2ab9d9c0fadba4d35d48c1cd826bc9c4
SHA256

18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42
SHA512

e65fe68ee836650b95b908cdafc61eb04d3b882e03bb87ce5abcc44167477595b141d8066896ca3fa8b3c81b2a8538b09e8c6479fe4cc2cddd5a48d11da2b319

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1848 MediaCenter.exe

pid	process
1848	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:

18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.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"	18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
File opened for modification	C:\Windows\Logs\CBS\CBS.log	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

1832 PING.EXE

pid	process
1832	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3160	svchost.exe
Token: SeCreatePagefilePrivilege	3160	svchost.exe
Token: SeShutdownPrivilege	3160	svchost.exe
Token: SeCreatePagefilePrivilege	3160	svchost.exe
Token: SeShutdownPrivilege	3160	svchost.exe
Token: SeCreatePagefilePrivilege	3160	svchost.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe
Token: SeRestorePrivilege	4740	TiWorker.exe
Token: SeSecurityPrivilege	4740	TiWorker.exe
Token: SeBackupPrivilege	4740	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.execmd.exe

description	pid	process	target process
PID 4568 wrote to memory of 1848	4568	18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe	MediaCenter.exe
PID 4568 wrote to memory of 1848	4568	18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe	MediaCenter.exe
PID 4568 wrote to memory of 1848	4568	18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe	MediaCenter.exe
PID 4568 wrote to memory of 2860	4568	18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe	cmd.exe
PID 4568 wrote to memory of 2860	4568	18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe	cmd.exe
PID 4568 wrote to memory of 2860	4568	18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe	cmd.exe
PID 2860 wrote to memory of 1832	2860	cmd.exe	PING.EXE
PID 2860 wrote to memory of 1832	2860	cmd.exe	PING.EXE
PID 2860 wrote to memory of 1832	2860	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe
"C:\Users\Admin\AppData\Local\Temp\18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4568

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1848

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18cf1899b90a2c974c6bda7e22bf8b7eb3da3ed8f0f229856133de42e5a4ba42.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2860

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1832

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:3160

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:4740

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
48c3d85c3ddfc04c3483ed9bc040db4c

SHA1
efe71e19bc51ccc2acf43463d40e6fb440993566

SHA256
fc1bb0a099afc68cefacc4d2b2705f1c4047c1672a3bdba8412e9f7286f8e407

SHA512
d363c1e601ffa1106db53cd963664a90ab2abc14d12bae63c4cefaccbad67c60b04ac8437abb1fe6a5ed1d7f1e84a3f796689285ac0f2e485f1da20a4679f47b

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

MD5
48c3d85c3ddfc04c3483ed9bc040db4c

SHA1
efe71e19bc51ccc2acf43463d40e6fb440993566

SHA256
fc1bb0a099afc68cefacc4d2b2705f1c4047c1672a3bdba8412e9f7286f8e407

SHA512
d363c1e601ffa1106db53cd963664a90ab2abc14d12bae63c4cefaccbad67c60b04ac8437abb1fe6a5ed1d7f1e84a3f796689285ac0f2e485f1da20a4679f47b

Download Submit
memory/3160-132-0x00000212BC3A0000-0x00000212BC3B0000-memory.dmp

Filesize
64KB

Download
memory/3160-133-0x00000212BCB60000-0x00000212BCB70000-memory.dmp

Filesize
64KB

Download
memory/3160-134-0x00000212BF780000-0x00000212BF784000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads