sakula | 13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d

General

Target

13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe
Size

216KB
MD5

aae796da9ad01a418d58fff0460e1fe1
SHA1

0543b7feaf952fc69b5d09711e44a27aa326fb36
SHA256

13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d
SHA512

83d42496be9581324c76395ab4d22e4a0bac55a4ef26a3e4013b260d33de3d46bc9aefc862684f4c3972653aac805300046e119ab51c231da4e18d101dc5bec5

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/3408-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4396-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4396 MediaCenter.exe

pid	process
4396	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:

13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.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"	13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.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

1364 PING.EXE

pid	process
1364	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe

description	pid	process
Token: SeShutdownPrivilege	3636	svchost.exe
Token: SeCreatePagefilePrivilege	3636	svchost.exe
Token: SeShutdownPrivilege	3636	svchost.exe
Token: SeCreatePagefilePrivilege	3636	svchost.exe
Token: SeShutdownPrivilege	3636	svchost.exe
Token: SeCreatePagefilePrivilege	3636	svchost.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3408	13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe
Token: SeBackupPrivilege	3588	TiWorker.exe
Token: SeRestorePrivilege	3588	TiWorker.exe
Token: SeSecurityPrivilege	3588	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.execmd.exe

description	pid	process	target process
PID 3408 wrote to memory of 4396	3408	13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe	MediaCenter.exe
PID 3408 wrote to memory of 4396	3408	13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe	MediaCenter.exe
PID 3408 wrote to memory of 4396	3408	13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe	MediaCenter.exe
PID 3408 wrote to memory of 1372	3408	13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe	cmd.exe
PID 3408 wrote to memory of 1372	3408	13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe	cmd.exe
PID 3408 wrote to memory of 1372	3408	13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe	cmd.exe
PID 1372 wrote to memory of 1364	1372	cmd.exe	PING.EXE
PID 1372 wrote to memory of 1364	1372	cmd.exe	PING.EXE
PID 1372 wrote to memory of 1364	1372	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe
"C:\Users\Admin\AppData\Local\Temp\13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3408

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4396

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13fd7ad9e1df75982bacc0f42a64d46e0c765b4a9f5fbc9f0cfd2fc97bc9d47d.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1372

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1364

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:3636

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:3588

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
8b0407ccdd37ba7b8489f30a41c2e0e1

SHA1
2c619ad570c5dd89d7414e04ee1bcffcc561cf3c

SHA256
3fb82c2e94a64bd19ada9ee390a10d4c91d3433e8cfa9c404be9a4d93cbcc4cb

SHA512
29e9baf998fb8a0bc9e0f57472b71e9613616cf74ac97acab0b29a20f464f673754a5b9dea690f5d8de40aa390f686ea9ee8b6837c4d5edca35ae01c9ac63a6c

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

MD5
8b0407ccdd37ba7b8489f30a41c2e0e1

SHA1
2c619ad570c5dd89d7414e04ee1bcffcc561cf3c

SHA256
3fb82c2e94a64bd19ada9ee390a10d4c91d3433e8cfa9c404be9a4d93cbcc4cb

SHA512
29e9baf998fb8a0bc9e0f57472b71e9613616cf74ac97acab0b29a20f464f673754a5b9dea690f5d8de40aa390f686ea9ee8b6837c4d5edca35ae01c9ac63a6c

Download Submit
memory/3408-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3636-132-0x000001D6E8E20000-0x000001D6E8E30000-memory.dmp

Filesize
64KB

Download
memory/3636-133-0x000001D6E8E80000-0x000001D6E8E90000-memory.dmp

Filesize
64KB

Download
memory/3636-134-0x000001D6EB550000-0x000001D6EB554000-memory.dmp

Filesize
16KB

Download
memory/4396-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads