sakula | 12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0

General

Target

12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe
Size

113KB
MD5

5338eb0cefe069ccec1216e43b1b208d
SHA1

6e309c27bd28a29a3a54222473e64f123d6a0825
SHA256

12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0
SHA512

c9f9c82cd42feb6b50f8d4cd1b6740584271d81539d6e543d4a26a0a629808afadf327e0e3a14c7c10136d4d2404877e9d96b5d0352380e361c18848425256dd

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/4756-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3540-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3540 MediaCenter.exe

pid	process
3540	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:

12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.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"	12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.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

1740 PING.EXE

pid	process
1740	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe

description	pid	process
Token: SeShutdownPrivilege	1396	svchost.exe
Token: SeCreatePagefilePrivilege	1396	svchost.exe
Token: SeShutdownPrivilege	1396	svchost.exe
Token: SeCreatePagefilePrivilege	1396	svchost.exe
Token: SeShutdownPrivilege	1396	svchost.exe
Token: SeCreatePagefilePrivilege	1396	svchost.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeIncBasePriorityPrivilege	4756	12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe
Token: SeBackupPrivilege	1708	TiWorker.exe
Token: SeRestorePrivilege	1708	TiWorker.exe
Token: SeSecurityPrivilege	1708	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.execmd.exe

description	pid	process	target process
PID 4756 wrote to memory of 3540	4756	12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe	MediaCenter.exe
PID 4756 wrote to memory of 3540	4756	12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe	MediaCenter.exe
PID 4756 wrote to memory of 3540	4756	12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe	MediaCenter.exe
PID 4756 wrote to memory of 636	4756	12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe	cmd.exe
PID 4756 wrote to memory of 636	4756	12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe	cmd.exe
PID 4756 wrote to memory of 636	4756	12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe	cmd.exe
PID 636 wrote to memory of 1740	636	cmd.exe	PING.EXE
PID 636 wrote to memory of 1740	636	cmd.exe	PING.EXE
PID 636 wrote to memory of 1740	636	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe
"C:\Users\Admin\AppData\Local\Temp\12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4756

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3540

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12ca7bdcbd8548fb0f7b23795e962a2d98837384141fd35872eaf68d51f2d3a0.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:636

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1740

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:1396

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:1708

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
016d89561f8c948a9718559a704dad5f

SHA1
06a53bea48acc6e1cc81de72632a7ddb6671ac37

SHA256
1d07157c0859ac65ff15949fcce7b4baacba0bf96bd33283911703febd0d563f

SHA512
afe83da90a812a767da281c28dedd2d91d8d01a40250c02f651c55734a3fd41f026686d771e954e6eef8b36a94be1e1cbd36b8c48b128cbeb8c9c7839df11695

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

MD5
016d89561f8c948a9718559a704dad5f

SHA1
06a53bea48acc6e1cc81de72632a7ddb6671ac37

SHA256
1d07157c0859ac65ff15949fcce7b4baacba0bf96bd33283911703febd0d563f

SHA512
afe83da90a812a767da281c28dedd2d91d8d01a40250c02f651c55734a3fd41f026686d771e954e6eef8b36a94be1e1cbd36b8c48b128cbeb8c9c7839df11695

Download Submit
memory/1396-132-0x0000017C303A0000-0x0000017C303B0000-memory.dmp

Filesize
64KB

Download
memory/1396-133-0x0000017C30920000-0x0000017C30930000-memory.dmp

Filesize
64KB

Download
memory/1396-134-0x0000017C33020000-0x0000017C33024000-memory.dmp

Filesize
16KB

Download
memory/3540-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4756-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads