sakula | 13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f

General

Target

13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe
Size

101KB
MD5

6f82dec9902c9797c4c7ea1f34d26304
SHA1

0e875e677b0cc8e25a6f7c358522ec5c36aec5c9
SHA256

13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f
SHA512

4898b819e5ba61488da29a784411511ab521222206c24121582169e8c0be6e31475cf881fa3117dfc26d7e068f26cb381b13de6a5782511b68db4ee173e8ab70

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

3960 MediaCenter.exe

pid	process
3960	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:

13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.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"	13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.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

4040 PING.EXE

pid	process
4040	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3056	svchost.exe
Token: SeCreatePagefilePrivilege	3056	svchost.exe
Token: SeShutdownPrivilege	3056	svchost.exe
Token: SeCreatePagefilePrivilege	3056	svchost.exe
Token: SeShutdownPrivilege	3056	svchost.exe
Token: SeCreatePagefilePrivilege	3056	svchost.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe
Token: SeRestorePrivilege	3168	TiWorker.exe
Token: SeSecurityPrivilege	3168	TiWorker.exe
Token: SeBackupPrivilege	3168	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.execmd.exe

description	pid	process	target process
PID 4432 wrote to memory of 3960	4432	13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe	MediaCenter.exe
PID 4432 wrote to memory of 3960	4432	13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe	MediaCenter.exe
PID 4432 wrote to memory of 3960	4432	13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe	MediaCenter.exe
PID 4432 wrote to memory of 4156	4432	13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe	cmd.exe
PID 4432 wrote to memory of 4156	4432	13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe	cmd.exe
PID 4432 wrote to memory of 4156	4432	13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe	cmd.exe
PID 4156 wrote to memory of 4040	4156	cmd.exe	PING.EXE
PID 4156 wrote to memory of 4040	4156	cmd.exe	PING.EXE
PID 4156 wrote to memory of 4040	4156	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe
"C:\Users\Admin\AppData\Local\Temp\13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4432

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3960

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13c550e9056cc92f3eb412e25207cc3a423600842436879c557026cd0951838f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4156

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4040

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:3056

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:3168

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
fc0f8295453b94fcad14f92382b4e834

SHA1
64803c4a2ccd3ac587cf420bb18689ce0b998dd0

SHA256
af4eaed83e6881f65cb2cae3c430eb7dc4dc2df797ee8291aededfb8b60d0f6e

SHA512
2dfd059fa3ada6f00f57b02f20e4beb2eeaabb5beed03548e75dcec4a3c1112f23235c6112a24c22724546360656ba6d5521e947bd108e32b40c9c27997ca0dd

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

MD5
fc0f8295453b94fcad14f92382b4e834

SHA1
64803c4a2ccd3ac587cf420bb18689ce0b998dd0

SHA256
af4eaed83e6881f65cb2cae3c430eb7dc4dc2df797ee8291aededfb8b60d0f6e

SHA512
2dfd059fa3ada6f00f57b02f20e4beb2eeaabb5beed03548e75dcec4a3c1112f23235c6112a24c22724546360656ba6d5521e947bd108e32b40c9c27997ca0dd

Download Submit
memory/3056-132-0x0000028D2FFA0000-0x0000028D2FFB0000-memory.dmp

Filesize
64KB

Download
memory/3056-133-0x0000028D30620000-0x0000028D30630000-memory.dmp

Filesize
64KB

Download
memory/3056-134-0x0000028D32D20000-0x0000028D32D24000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads