sakula | 0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e

General

Target

0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe
Size

99KB
MD5

fc8e2590aebd9d533a0531700272be7b
SHA1

0ae46b5827116a50e954ccea61f12405519b916b
SHA256

0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e
SHA512

bd3c0bd2b7f2ed7233f4c221aef9aef8ce04ee820fb35cd606e6d7251dccb2a94afe5630693b61bea567bb98d54c754c2b2eb1a461b2024587f3ec64bce91663

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

3400 MediaCenter.exe

pid	process
3400	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:

0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.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"	0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.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

1460 PING.EXE

pid	process
1460	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeCreatePagefilePrivilege	2196	svchost.exe
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeCreatePagefilePrivilege	2196	svchost.exe
Token: SeShutdownPrivilege	2196	svchost.exe
Token: SeCreatePagefilePrivilege	2196	svchost.exe
Token: SeIncBasePriorityPrivilege	2240	0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe
Token: SeBackupPrivilege	544	TiWorker.exe
Token: SeRestorePrivilege	544	TiWorker.exe
Token: SeSecurityPrivilege	544	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.execmd.exe

description	pid	process	target process
PID 2240 wrote to memory of 3400	2240	0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe	MediaCenter.exe
PID 2240 wrote to memory of 3400	2240	0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe	MediaCenter.exe
PID 2240 wrote to memory of 3400	2240	0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe	MediaCenter.exe
PID 2240 wrote to memory of 388	2240	0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe	cmd.exe
PID 2240 wrote to memory of 388	2240	0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe	cmd.exe
PID 2240 wrote to memory of 388	2240	0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe	cmd.exe
PID 388 wrote to memory of 1460	388	cmd.exe	PING.EXE
PID 388 wrote to memory of 1460	388	cmd.exe	PING.EXE
PID 388 wrote to memory of 1460	388	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe
"C:\Users\Admin\AppData\Local\Temp\0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2240

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3400

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0fcf9031e41eb4d3af07bce0d36de5dd0343f3b2b6a924516b6533e1d408f20e.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:388

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1460

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:2196

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:544

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
3ea9883b989469c8f3c5c61241652590

SHA1
f96bbbc1f440946d6ff2027bd3ec0ce4636b5a18

SHA256
15dc17cc646fe7f929c5a3146ac484f0d3341c1ec7d181aebf55f878caf0bef0

SHA512
2d21a022f95e3c80275964b583522951b5fc6450620cf3fff6b39f38fcc2e976ca5d9036d19f01b53d7a9d120a7fd45171d2855ac07a8af99f6f6aae774ed1d0

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

MD5
3ea9883b989469c8f3c5c61241652590

SHA1
f96bbbc1f440946d6ff2027bd3ec0ce4636b5a18

SHA256
15dc17cc646fe7f929c5a3146ac484f0d3341c1ec7d181aebf55f878caf0bef0

SHA512
2d21a022f95e3c80275964b583522951b5fc6450620cf3fff6b39f38fcc2e976ca5d9036d19f01b53d7a9d120a7fd45171d2855ac07a8af99f6f6aae774ed1d0

Download Submit
memory/2196-135-0x0000023C68780000-0x0000023C68790000-memory.dmp

Filesize
64KB

Download
memory/2196-136-0x0000023C68F60000-0x0000023C68F70000-memory.dmp

Filesize
64KB

Download
memory/2196-137-0x0000023C6BB60000-0x0000023C6BB64000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads