sakula | 0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072

General

Target

0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe
Size

220KB
MD5

5d35fac9b8f2358dab1db8ab8df6e5c0
SHA1

2921e160310b827732fde34be365860aca086de7
SHA256

0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072
SHA512

1d49eac22372775f78fc6e365446e0e97b612b7918efc1469976a470bf40eac5a554867a67714f5dba291e308a28ea7224cad901c2241a0ba0d3da6aa21cabb8

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/4864-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/4952-136-0x0000000000400000-0x0000000000420000-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

4952 MediaCenter.exe

pid	process
4952	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:

0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.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"	0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

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

644 PING.EXE

pid	process
644	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1060	svchost.exe
Token: SeCreatePagefilePrivilege	1060	svchost.exe
Token: SeShutdownPrivilege	1060	svchost.exe
Token: SeCreatePagefilePrivilege	1060	svchost.exe
Token: SeIncBasePriorityPrivilege	4864	0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe
Token: SeShutdownPrivilege	1060	svchost.exe
Token: SeCreatePagefilePrivilege	1060	svchost.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe
Token: SeBackupPrivilege	3848	TiWorker.exe
Token: SeRestorePrivilege	3848	TiWorker.exe
Token: SeSecurityPrivilege	3848	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.execmd.exe

description	pid	process	target process
PID 4864 wrote to memory of 4952	4864	0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe	MediaCenter.exe
PID 4864 wrote to memory of 4952	4864	0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe	MediaCenter.exe
PID 4864 wrote to memory of 4952	4864	0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe	MediaCenter.exe
PID 4864 wrote to memory of 1984	4864	0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe	cmd.exe
PID 4864 wrote to memory of 1984	4864	0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe	cmd.exe
PID 4864 wrote to memory of 1984	4864	0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe	cmd.exe
PID 1984 wrote to memory of 644	1984	cmd.exe	PING.EXE
PID 1984 wrote to memory of 644	1984	cmd.exe	PING.EXE
PID 1984 wrote to memory of 644	1984	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe
"C:\Users\Admin\AppData\Local\Temp\0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4864

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4952

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0544bb11b76f9ebdb2ed4a0b9f851c310d39061d8a38b86190196cf2f0e74072.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:644

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:1060

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:3848

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
bb9e015c9e7de5e710fcd50d7bf4a4ee

SHA1
01698870392ef5a5a0c31abf453d57c2033c574f

SHA256
43d1e96030231b935106dbfedfedf361944dc9e65bc9fbf92817b7e5fba7f335

SHA512
197d48fa4b7673522480890458fc95160595e3a66cd1a06b516f9b3829f321754083a8fe4dc07de9fff3bc607f759c707b225f671b209512ba28070463e5b790

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
bb9e015c9e7de5e710fcd50d7bf4a4ee

SHA1
01698870392ef5a5a0c31abf453d57c2033c574f

SHA256
43d1e96030231b935106dbfedfedf361944dc9e65bc9fbf92817b7e5fba7f335

SHA512
197d48fa4b7673522480890458fc95160595e3a66cd1a06b516f9b3829f321754083a8fe4dc07de9fff3bc607f759c707b225f671b209512ba28070463e5b790

Download Submit
memory/1060-132-0x0000021A5B5A0000-0x0000021A5B5B0000-memory.dmp

Filesize
64KB

Download
memory/1060-133-0x0000021A5BD60000-0x0000021A5BD70000-memory.dmp

Filesize
64KB

Download
memory/1060-134-0x0000021A5E980000-0x0000021A5E984000-memory.dmp

Filesize
16KB

Download
memory/4864-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4952-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads