sakula | 1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8

General

Target

1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe
Size

92KB
MD5

dede835063083f951245003e9e732724
SHA1

19a49218a459fd23dcc38c85816c6dcf37c73bce
SHA256

1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8
SHA512

6e0280afce22366c6739f70cdb697e2e7deb84965ae75f1ed5f9741afda14f017c4113828710afdd88879213288c17b5696fd6a2a150d5ba8768c8fed1f13927

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 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

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

1332 MediaCenter.exe

pid	process
1332	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:

1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.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"	1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	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

808 PING.EXE

pid	process
808	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe

description	pid	process
Token: SeShutdownPrivilege	1712	svchost.exe
Token: SeCreatePagefilePrivilege	1712	svchost.exe
Token: SeShutdownPrivilege	1712	svchost.exe
Token: SeCreatePagefilePrivilege	1712	svchost.exe
Token: SeShutdownPrivilege	1712	svchost.exe
Token: SeCreatePagefilePrivilege	1712	svchost.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeIncBasePriorityPrivilege	4420	1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe
Token: SeBackupPrivilege	2772	TiWorker.exe
Token: SeRestorePrivilege	2772	TiWorker.exe
Token: SeSecurityPrivilege	2772	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.execmd.exe

description	pid	process	target process
PID 4420 wrote to memory of 1332	4420	1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe	MediaCenter.exe
PID 4420 wrote to memory of 1332	4420	1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe	MediaCenter.exe
PID 4420 wrote to memory of 1332	4420	1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe	MediaCenter.exe
PID 4420 wrote to memory of 4044	4420	1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe	cmd.exe
PID 4420 wrote to memory of 4044	4420	1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe	cmd.exe
PID 4420 wrote to memory of 4044	4420	1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe	cmd.exe
PID 4044 wrote to memory of 808	4044	cmd.exe	PING.EXE
PID 4044 wrote to memory of 808	4044	cmd.exe	PING.EXE
PID 4044 wrote to memory of 808	4044	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe
"C:\Users\Admin\AppData\Local\Temp\1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4420

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1332

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1841511a62b3377f837c788d836dfd1681d3c112e579c4cae2c30bf5f1ef85d8.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4044

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:808

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:1712

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:2772

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
21b0e70751575320075de704e11b7ce1

SHA1
f467c8a3aeea867e40901db3242f0943ac7497fb

SHA256
7f8c0ac5787f535eab9dbd29f138754e8b9be3b6db6fe150b6be57b345cc4e2d

SHA512
aefc853471d7bcb7be62f17bc8150aa199fa93caa45cfd16c0d2c5ca7f3d2282ae97feec161f347db80eedad7dd3f4286db8c69eb209380fde80119a39d36983

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

MD5
21b0e70751575320075de704e11b7ce1

SHA1
f467c8a3aeea867e40901db3242f0943ac7497fb

SHA256
7f8c0ac5787f535eab9dbd29f138754e8b9be3b6db6fe150b6be57b345cc4e2d

SHA512
aefc853471d7bcb7be62f17bc8150aa199fa93caa45cfd16c0d2c5ca7f3d2282ae97feec161f347db80eedad7dd3f4286db8c69eb209380fde80119a39d36983

Download Submit
memory/1712-132-0x00000191B3530000-0x00000191B3540000-memory.dmp

Filesize
64KB

Download
memory/1712-133-0x00000191B3590000-0x00000191B35A0000-memory.dmp

Filesize
64KB

Download
memory/1712-134-0x00000191B62B0000-0x00000191B62B4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads