sakula | 03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f

General

Target

03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe
Size

176KB
MD5

3d66e584157583e745584462cafd70da
SHA1

6db3ecbf863469c0f9c0484156c702cb9ca2a023
SHA256

03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f
SHA512

93c1740d3915a77e6afcf20c07762741e22aa07dbb6245b9ddb329932cfbb203da45273783c5a539b402e7607cda73cbb81d32b84093b126691fc1a8e5cf5017

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/1436-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3908-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3908 MediaCenter.exe

pid	process
3908	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:

03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.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"	03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
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

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

2072 PING.EXE

pid	process
2072	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe

description	pid	process
Token: SeShutdownPrivilege	1624	svchost.exe
Token: SeCreatePagefilePrivilege	1624	svchost.exe
Token: SeShutdownPrivilege	1624	svchost.exe
Token: SeCreatePagefilePrivilege	1624	svchost.exe
Token: SeShutdownPrivilege	1624	svchost.exe
Token: SeCreatePagefilePrivilege	1624	svchost.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1436	03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe
Token: SeBackupPrivilege	4296	TiWorker.exe
Token: SeRestorePrivilege	4296	TiWorker.exe
Token: SeSecurityPrivilege	4296	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.execmd.exe

description	pid	process	target process
PID 1436 wrote to memory of 3908	1436	03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe	MediaCenter.exe
PID 1436 wrote to memory of 3908	1436	03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe	MediaCenter.exe
PID 1436 wrote to memory of 3908	1436	03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe	MediaCenter.exe
PID 1436 wrote to memory of 1080	1436	03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe	cmd.exe
PID 1436 wrote to memory of 1080	1436	03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe	cmd.exe
PID 1436 wrote to memory of 1080	1436	03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe	cmd.exe
PID 1080 wrote to memory of 2072	1080	cmd.exe	PING.EXE
PID 1080 wrote to memory of 2072	1080	cmd.exe	PING.EXE
PID 1080 wrote to memory of 2072	1080	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe
"C:\Users\Admin\AppData\Local\Temp\03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1436

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3908

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\03e9eb0a1e1e7ad7a9f47da384da6237671037250e24c37d8bb9fdc4c5c7983f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1080

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2072

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:1624

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:4296

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
cad0d89de90aac2d95ffa67d526b7411

SHA1
97bad7f0d3f139a411f174e32ae048edce861941

SHA256
5bd805d402089849dd533b3410899eeb3ea87c83a3822160f445553642883704

SHA512
a07d60d4cb0371562c782da13399e5efd50b31fe2541b648329a0aec984e7586c8464a85277640f36241552066f6206ec7f10f8abee6f27ba1d7205e95784178

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
cad0d89de90aac2d95ffa67d526b7411

SHA1
97bad7f0d3f139a411f174e32ae048edce861941

SHA256
5bd805d402089849dd533b3410899eeb3ea87c83a3822160f445553642883704

SHA512
a07d60d4cb0371562c782da13399e5efd50b31fe2541b648329a0aec984e7586c8464a85277640f36241552066f6206ec7f10f8abee6f27ba1d7205e95784178

Download Submit
memory/1436-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1624-132-0x0000021F61530000-0x0000021F61540000-memory.dmp

Filesize
64KB

Download
memory/1624-133-0x0000021F61590000-0x0000021F615A0000-memory.dmp

Filesize
64KB

Download
memory/1624-134-0x0000021F64290000-0x0000021F64294000-memory.dmp

Filesize
16KB

Download
memory/3908-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads