sakula | 18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4

General

Target

18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe
Size

150KB
MD5

9951ff9f1ad410e8ff4002c0620babac
SHA1

2b8931149547903c47cda8b0dcffd0787f98f7de
SHA256

18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4
SHA512

a5ad093a103351e93105fb8b5e0a5efcab55bdd509c0df9e5cfb76aaf25bfa4bd3d2be311fc9fdd4c0e4437d410e6c17ea68066ae4e655d4cb41a899d63f994b

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

4824 MediaCenter.exe

pid	process
4824	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:

18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.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"	18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.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

4848 PING.EXE

pid	process
4848	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe

description	pid	process
Token: SeShutdownPrivilege	4772	svchost.exe
Token: SeCreatePagefilePrivilege	4772	svchost.exe
Token: SeShutdownPrivilege	4772	svchost.exe
Token: SeCreatePagefilePrivilege	4772	svchost.exe
Token: SeShutdownPrivilege	4772	svchost.exe
Token: SeCreatePagefilePrivilege	4772	svchost.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3968	18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe
Token: SeBackupPrivilege	1144	TiWorker.exe
Token: SeRestorePrivilege	1144	TiWorker.exe
Token: SeSecurityPrivilege	1144	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.execmd.exe

description	pid	process	target process
PID 3968 wrote to memory of 4824	3968	18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe	MediaCenter.exe
PID 3968 wrote to memory of 4824	3968	18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe	MediaCenter.exe
PID 3968 wrote to memory of 4824	3968	18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe	MediaCenter.exe
PID 3968 wrote to memory of 4592	3968	18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe	cmd.exe
PID 3968 wrote to memory of 4592	3968	18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe	cmd.exe
PID 3968 wrote to memory of 4592	3968	18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe	cmd.exe
PID 4592 wrote to memory of 4848	4592	cmd.exe	PING.EXE
PID 4592 wrote to memory of 4848	4592	cmd.exe	PING.EXE
PID 4592 wrote to memory of 4848	4592	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe
"C:\Users\Admin\AppData\Local\Temp\18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3968

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4824

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18fa82dd00d5c7c0e158720f35cfb4c5f6cacc8a7de05adf871d6c46cfc94ff4.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4592

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4848

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:4772

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:1144

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
a87e68a64c8fcfd76297e7c95fdab2f1

SHA1
220f54366eceedd3d686ac21201fcd4de514b9c3

SHA256
3fe544dcafef828997e24bd6902536eaf873978cd8a2dd800103aa9e832122b2

SHA512
ae0e72dffe51e2f1f48d902ed7751768b669a6c1fc62faeebd10d8d7ddca82327aec3e13c1f7150f3c39fbb20d10cd9943fee8e081123663198fc2bb3247b016

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

MD5
a87e68a64c8fcfd76297e7c95fdab2f1

SHA1
220f54366eceedd3d686ac21201fcd4de514b9c3

SHA256
3fe544dcafef828997e24bd6902536eaf873978cd8a2dd800103aa9e832122b2

SHA512
ae0e72dffe51e2f1f48d902ed7751768b669a6c1fc62faeebd10d8d7ddca82327aec3e13c1f7150f3c39fbb20d10cd9943fee8e081123663198fc2bb3247b016

Download Submit
memory/4772-132-0x000001E437B30000-0x000001E437B40000-memory.dmp

Filesize
64KB

Download
memory/4772-133-0x000001E437B90000-0x000001E437BA0000-memory.dmp

Filesize
64KB

Download
memory/4772-134-0x000001E43A880000-0x000001E43A884000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads