sakula | 0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe

General

Target

0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe
Size

121KB
MD5

d5f6b719a4b477aa14f1e6f47eff9296
SHA1

da660f60832c1ee184f347ebdbd6f5a7ec7be6d9
SHA256

0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe
SHA512

ef33a299dad1983b066c046aebbde6761eb9d7c8449176198069a4b2da6e472afb3048cb28d57fe2f79113cc466092591785b70dafef599af1a28529f0ac51ad

Score

10^/10

sakula persistence rat suricata 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/3132-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3388-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3388 MediaCenter.exe

pid	process
3388	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:

0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.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"	0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.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

456 PING.EXE

pid	process
456	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe

description	pid	process
Token: SeShutdownPrivilege	540	svchost.exe
Token: SeCreatePagefilePrivilege	540	svchost.exe
Token: SeShutdownPrivilege	540	svchost.exe
Token: SeCreatePagefilePrivilege	540	svchost.exe
Token: SeShutdownPrivilege	540	svchost.exe
Token: SeCreatePagefilePrivilege	540	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: SeIncBasePriorityPrivilege	3132	0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.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

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.execmd.exe

description	pid	process	target process
PID 3132 wrote to memory of 3388	3132	0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe	MediaCenter.exe
PID 3132 wrote to memory of 3388	3132	0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe	MediaCenter.exe
PID 3132 wrote to memory of 3388	3132	0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe	MediaCenter.exe
PID 3132 wrote to memory of 4396	3132	0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe	cmd.exe
PID 3132 wrote to memory of 4396	3132	0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe	cmd.exe
PID 3132 wrote to memory of 4396	3132	0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe	cmd.exe
PID 4396 wrote to memory of 456	4396	cmd.exe	PING.EXE
PID 4396 wrote to memory of 456	4396	cmd.exe	PING.EXE
PID 4396 wrote to memory of 456	4396	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe
"C:\Users\Admin\AppData\Local\Temp\0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3132

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3388

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b1fffc3a63524c3d719cb2b528ea51ab692ac2c4a3349503e8a176457ffedfe.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4396

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:456

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:540

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
99f46e8795c4315fe9f5da8aa6118017

SHA1
59a0f127dd4481cacd2214b6125aab636766f6e9

SHA256
2ce62bb902312c01526656005960dd26813b775942137d490162e31efa9223e2

SHA512
4b0d0e7524a5fb20046cabd0f8fb868124142807211e652773437408b5f5c5a6b3679e85535f9720d87990202d237bf46c68181142ff12b1c5022b8012635e0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
99f46e8795c4315fe9f5da8aa6118017

SHA1
59a0f127dd4481cacd2214b6125aab636766f6e9

SHA256
2ce62bb902312c01526656005960dd26813b775942137d490162e31efa9223e2

SHA512
4b0d0e7524a5fb20046cabd0f8fb868124142807211e652773437408b5f5c5a6b3679e85535f9720d87990202d237bf46c68181142ff12b1c5022b8012635e0f

Download Submit
memory/540-132-0x0000027E86160000-0x0000027E86170000-memory.dmp

Filesize
64KB

Download
memory/540-133-0x0000027E86720000-0x0000027E86730000-memory.dmp

Filesize
64KB

Download
memory/540-134-0x0000027E88DB0000-0x0000027E88DB4000-memory.dmp

Filesize
16KB

Download
memory/3132-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3388-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads