sakula | 18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1

General

Target

18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe
Size

160KB
MD5

d044e48db357f441edee31c821c1ec31
SHA1

58a814669a5bfc9cd4add60a28ebf57dccc9faae
SHA256

18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1
SHA512

25a756d86e1f5604b00be28226b45faac774b96ef22e6a8135fc1b88f435b53a7b5e1da1ec738c3474d01b12d987575dab4c4118fb3b36d8a3e065898abfb17f

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/3736-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1440-136-0x0000000000400000-0x0000000000420000-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

1440 MediaCenter.exe

pid	process
1440	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:

18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.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"	18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	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

1092 PING.EXE

pid	process
1092	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	4576	svchost.exe
Token: SeCreatePagefilePrivilege	4576	svchost.exe
Token: SeShutdownPrivilege	4576	svchost.exe
Token: SeCreatePagefilePrivilege	4576	svchost.exe
Token: SeShutdownPrivilege	4576	svchost.exe
Token: SeCreatePagefilePrivilege	4576	svchost.exe
Token: SeIncBasePriorityPrivilege	3736	18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe
Token: SeBackupPrivilege	2984	TiWorker.exe
Token: SeRestorePrivilege	2984	TiWorker.exe
Token: SeSecurityPrivilege	2984	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.execmd.exe

description	pid	process	target process
PID 3736 wrote to memory of 1440	3736	18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe	MediaCenter.exe
PID 3736 wrote to memory of 1440	3736	18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe	MediaCenter.exe
PID 3736 wrote to memory of 1440	3736	18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe	MediaCenter.exe
PID 3736 wrote to memory of 5068	3736	18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe	cmd.exe
PID 3736 wrote to memory of 5068	3736	18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe	cmd.exe
PID 3736 wrote to memory of 5068	3736	18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe	cmd.exe
PID 5068 wrote to memory of 1092	5068	cmd.exe	PING.EXE
PID 5068 wrote to memory of 1092	5068	cmd.exe	PING.EXE
PID 5068 wrote to memory of 1092	5068	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe
"C:\Users\Admin\AppData\Local\Temp\18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3736

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1440

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18b41a6cc32cca376596a78cb69304eb1dffee418fb481a0d8a14060cdb0b1b1.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:5068

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1092

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:4576

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:2984

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
8b3a2ad2cf8cf2a2d1fda135e12945f0

SHA1
4df9e804ff19bbe9c229da883075cee499c455ea

SHA256
488ff98d061303a87a6eca8344ba4ab6c41fc559df384f9d5d1bb9a7fe9d0452

SHA512
3f8e0226109e9021f04daec29c4979541923a43d81755bd0ddf3d9b53ace9a2749d6a10940b590009bea6ca2b1fc7526084bafb6e1917be37b9f0f2d7f78ec94

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

MD5
8b3a2ad2cf8cf2a2d1fda135e12945f0

SHA1
4df9e804ff19bbe9c229da883075cee499c455ea

SHA256
488ff98d061303a87a6eca8344ba4ab6c41fc559df384f9d5d1bb9a7fe9d0452

SHA512
3f8e0226109e9021f04daec29c4979541923a43d81755bd0ddf3d9b53ace9a2749d6a10940b590009bea6ca2b1fc7526084bafb6e1917be37b9f0f2d7f78ec94

Download Submit
memory/1440-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3736-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4576-132-0x000002246A760000-0x000002246A770000-memory.dmp

Filesize
64KB

Download
memory/4576-133-0x000002246AD20000-0x000002246AD30000-memory.dmp

Filesize
64KB

Download
memory/4576-134-0x000002246D3A0000-0x000002246D3A4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads