sakula | 157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682

General

Target

157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe
Size

216KB
MD5

7b1bf51992934d9d5ff3d6c321bcfdd9
SHA1

809cb9651fc49fd3e4d85cf95cbf50d8a31f3b57
SHA256

157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682
SHA512

61d1fc118eed5dcc037ad0971a6c42e35ce121a10c0c64f3ddeb0f3d9126fd9049d2773432e82fe2cda7870d19c8b36a51302b38ac6bda1dc5dff5633b07cfc5

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/1572-138-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4032-139-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4032 MediaCenter.exe

pid	process
4032	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:

157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.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"	157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.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

4260 PING.EXE

pid	process
4260	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeCreatePagefilePrivilege	2196	svchost.exe
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeCreatePagefilePrivilege	2196	svchost.exe
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeCreatePagefilePrivilege	2196	svchost.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe
Token: SeRestorePrivilege	2384	TiWorker.exe
Token: SeSecurityPrivilege	2384	TiWorker.exe
Token: SeBackupPrivilege	2384	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.execmd.exe

description	pid	process	target process
PID 1572 wrote to memory of 4032	1572	157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe	MediaCenter.exe
PID 1572 wrote to memory of 4032	1572	157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe	MediaCenter.exe
PID 1572 wrote to memory of 4032	1572	157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe	MediaCenter.exe
PID 1572 wrote to memory of 4156	1572	157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe	cmd.exe
PID 1572 wrote to memory of 4156	1572	157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe	cmd.exe
PID 1572 wrote to memory of 4156	1572	157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe	cmd.exe
PID 4156 wrote to memory of 4260	4156	cmd.exe	PING.EXE
PID 4156 wrote to memory of 4260	4156	cmd.exe	PING.EXE
PID 4156 wrote to memory of 4260	4156	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe
"C:\Users\Admin\AppData\Local\Temp\157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1572

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4032

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\157913c126d41cb11262607a70c4e8cfe1ce856b740f3431b35f15c9a863d682.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4156

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4260

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:2196

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:2384

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
2e757f21c5b391dedc6200854d02bc91

SHA1
11dda778d4d5f5efd6548993d69abffac7046d23

SHA256
3213b734acadddde87190d674bdbf2739b8cd38a4646e2b60b155e0168903932

SHA512
f28344de013deeeddb9347cd55c7a842389767984e3cf8d2498ce0ccb984b8c1d86373e2a682066205549a85ea5800df4bd126f86c4ef20427636bfeddd97b20

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

MD5
2e757f21c5b391dedc6200854d02bc91

SHA1
11dda778d4d5f5efd6548993d69abffac7046d23

SHA256
3213b734acadddde87190d674bdbf2739b8cd38a4646e2b60b155e0168903932

SHA512
f28344de013deeeddb9347cd55c7a842389767984e3cf8d2498ce0ccb984b8c1d86373e2a682066205549a85ea5800df4bd126f86c4ef20427636bfeddd97b20

Download Submit
memory/1572-138-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2196-135-0x000001828C730000-0x000001828C740000-memory.dmp

Filesize
64KB

Download
memory/2196-136-0x000001828C790000-0x000001828C7A0000-memory.dmp

Filesize
64KB

Download
memory/2196-137-0x000001828F480000-0x000001828F484000-memory.dmp

Filesize
16KB

Download
memory/4032-139-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads