sakula | 18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd

General

Target

18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe
Size

216KB
MD5

da5ccd243cba1a7d2fd98928fa6d4324
SHA1

cec547ebaf6ce35b49d9314473eaa6416a5e22c0
SHA256

18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd
SHA512

352f47f7b5757a832536b3ee12c8d3980971acdc6d370501549ddec16ac830a6dc377a4bcc0ffb43ef5b0a547b8b34f627781232991a14268b8093b2757bc732

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/2760-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3260-136-0x0000000000400000-0x0000000000420000-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

3260 MediaCenter.exe

pid	process
3260	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:

18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.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"	18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.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

3768 PING.EXE

pid	process
3768	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe

description	pid	process
Token: SeShutdownPrivilege	2520	svchost.exe
Token: SeCreatePagefilePrivilege	2520	svchost.exe
Token: SeShutdownPrivilege	2520	svchost.exe
Token: SeCreatePagefilePrivilege	2520	svchost.exe
Token: SeShutdownPrivilege	2520	svchost.exe
Token: SeCreatePagefilePrivilege	2520	svchost.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2760	18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe
Token: SeBackupPrivilege	4464	TiWorker.exe
Token: SeRestorePrivilege	4464	TiWorker.exe
Token: SeSecurityPrivilege	4464	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.execmd.exe

description	pid	process	target process
PID 2760 wrote to memory of 3260	2760	18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe	MediaCenter.exe
PID 2760 wrote to memory of 3260	2760	18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe	MediaCenter.exe
PID 2760 wrote to memory of 3260	2760	18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe	MediaCenter.exe
PID 2760 wrote to memory of 1660	2760	18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe	cmd.exe
PID 2760 wrote to memory of 1660	2760	18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe	cmd.exe
PID 2760 wrote to memory of 1660	2760	18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe	cmd.exe
PID 1660 wrote to memory of 3768	1660	cmd.exe	PING.EXE
PID 1660 wrote to memory of 3768	1660	cmd.exe	PING.EXE
PID 1660 wrote to memory of 3768	1660	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe
"C:\Users\Admin\AppData\Local\Temp\18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2760

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3260

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18cf0e40975a699a2af9661197384cecb97a25fa88aecb38417e2bc4c14578fd.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1660

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3768

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:2520

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:4464

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
d882a73dc02cb12e214f9982ed88585d

SHA1
18353b08811f5a475140b42ec0d8b6f669cb0d78

SHA256
ded637a16ed31abd5ae2d27bc2f686e545d73e03b75a4c05a52114035cbefac6

SHA512
ef5fda3a97b997a0407f310aadc2f910d57ed21c133ccaef8eff3b5b2dc088c9caff3ae1b1268524fef03412e6221deaa830397bc53420021382e7c26a7f9e29

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

MD5
d882a73dc02cb12e214f9982ed88585d

SHA1
18353b08811f5a475140b42ec0d8b6f669cb0d78

SHA256
ded637a16ed31abd5ae2d27bc2f686e545d73e03b75a4c05a52114035cbefac6

SHA512
ef5fda3a97b997a0407f310aadc2f910d57ed21c133ccaef8eff3b5b2dc088c9caff3ae1b1268524fef03412e6221deaa830397bc53420021382e7c26a7f9e29

Download Submit
memory/2520-132-0x0000021C01F20000-0x0000021C01F30000-memory.dmp

Filesize
64KB

Download
memory/2520-133-0x0000021C01F80000-0x0000021C01F90000-memory.dmp

Filesize
64KB

Download
memory/2520-134-0x0000021C04650000-0x0000021C04654000-memory.dmp

Filesize
16KB

Download
memory/2760-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3260-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads