sakula | 081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18

General

Target

081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe
Size

89KB
MD5

4ff5d2301809dbedfcbd1c66d10c0654
SHA1

aaa337f703de67db99976ce3f5d7a7d49c2408b4
SHA256

081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18
SHA512

6a2972160ba7287ca586cdebb721c96c9b353c6e249fd2a4f87a663119f398885ec82a90f9e69658b1efe4b831ddb6b0607896a6d425f55d42fae73a4a75f93b

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

4688 MediaCenter.exe

pid	process
4688	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:

081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.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"	081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.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

628 PING.EXE

pid	process
628	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3244	svchost.exe
Token: SeCreatePagefilePrivilege	3244	svchost.exe
Token: SeShutdownPrivilege	3244	svchost.exe
Token: SeCreatePagefilePrivilege	3244	svchost.exe
Token: SeShutdownPrivilege	3244	svchost.exe
Token: SeCreatePagefilePrivilege	3244	svchost.exe
Token: SeIncBasePriorityPrivilege	1576	081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe
Token: SeBackupPrivilege	3404	TiWorker.exe
Token: SeRestorePrivilege	3404	TiWorker.exe
Token: SeSecurityPrivilege	3404	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.execmd.exe

description	pid	process	target process
PID 1576 wrote to memory of 4688	1576	081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe	MediaCenter.exe
PID 1576 wrote to memory of 4688	1576	081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe	MediaCenter.exe
PID 1576 wrote to memory of 4688	1576	081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe	MediaCenter.exe
PID 1576 wrote to memory of 4360	1576	081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe	cmd.exe
PID 1576 wrote to memory of 4360	1576	081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe	cmd.exe
PID 1576 wrote to memory of 4360	1576	081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe	cmd.exe
PID 4360 wrote to memory of 628	4360	cmd.exe	PING.EXE
PID 4360 wrote to memory of 628	4360	cmd.exe	PING.EXE
PID 4360 wrote to memory of 628	4360	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe
"C:\Users\Admin\AppData\Local\Temp\081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1576

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4688

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\081cb6875737b4d131e4eccbd0f5fb365d013b93fe89e1391311573d8a1ffa18.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4360

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:628

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:3244

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:3404

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
3665e1a0882b21420a6d42b45f5190e1

SHA1
2cc3e37c35ecc00609a1ce9b50d1df5618cf3962

SHA256
600f62e0fd49d64ca3c1f511ffe51c914190c8bc72d0275e623667c999b5b3d3

SHA512
c07da7edfb37f7a58d7f3f2b607bdc1d7741c7415240177473fa6b8beb0c187fd870f31d0c616accc1180aa9794dbab3eeab5fc21b9ddd57bbd285f989d3b48a

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
3665e1a0882b21420a6d42b45f5190e1

SHA1
2cc3e37c35ecc00609a1ce9b50d1df5618cf3962

SHA256
600f62e0fd49d64ca3c1f511ffe51c914190c8bc72d0275e623667c999b5b3d3

SHA512
c07da7edfb37f7a58d7f3f2b607bdc1d7741c7415240177473fa6b8beb0c187fd870f31d0c616accc1180aa9794dbab3eeab5fc21b9ddd57bbd285f989d3b48a

Download Submit
memory/3244-132-0x000002166D130000-0x000002166D140000-memory.dmp

Filesize
64KB

Download
memory/3244-133-0x000002166D190000-0x000002166D1A0000-memory.dmp

Filesize
64KB

Download
memory/3244-134-0x000002166FE80000-0x000002166FE84000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads