sakula | 18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f

General

Target

18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe
Size

101KB
MD5

90293129fde872750ed7342c035433cc
SHA1

014a80bad1c14a82c615670fcca4cd65f2578fb7
SHA256

18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f
SHA512

3fd6d6a76db39a8143d6a08125aa4c28e6b69e74d8eb6939128a552113ecde862ded08b90fb746300aabb4ccf30468960ce0c786ca1d53f49ad52a3f806fe5f1

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

1664 MediaCenter.exe

pid	process
1664	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:

18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.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"	18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.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.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
File opened for modification	C:\Windows\WindowsUpdate.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

1872 PING.EXE

pid	process
1872	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe

description	pid	process
Token: SeShutdownPrivilege	4564	svchost.exe
Token: SeCreatePagefilePrivilege	4564	svchost.exe
Token: SeShutdownPrivilege	4564	svchost.exe
Token: SeCreatePagefilePrivilege	4564	svchost.exe
Token: SeShutdownPrivilege	4564	svchost.exe
Token: SeCreatePagefilePrivilege	4564	svchost.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1336	18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe
Token: SeBackupPrivilege	1396	TiWorker.exe
Token: SeRestorePrivilege	1396	TiWorker.exe
Token: SeSecurityPrivilege	1396	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.execmd.exe

description	pid	process	target process
PID 1336 wrote to memory of 1664	1336	18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe	MediaCenter.exe
PID 1336 wrote to memory of 1664	1336	18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe	MediaCenter.exe
PID 1336 wrote to memory of 1664	1336	18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe	MediaCenter.exe
PID 1336 wrote to memory of 1160	1336	18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe	cmd.exe
PID 1336 wrote to memory of 1160	1336	18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe	cmd.exe
PID 1336 wrote to memory of 1160	1336	18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe	cmd.exe
PID 1160 wrote to memory of 1872	1160	cmd.exe	PING.EXE
PID 1160 wrote to memory of 1872	1160	cmd.exe	PING.EXE
PID 1160 wrote to memory of 1872	1160	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe
"C:\Users\Admin\AppData\Local\Temp\18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1336

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1664

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18c6cc787cc1ace7b0174f4aef8a2924a951133719760ead040769675a56ee3f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1160

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1872

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:4564

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:1396

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
2d417a8304c4519332771c9a08ea447c

SHA1
879c769025eef248e60c4d7e5063343866b141d7

SHA256
730b01e52bdeb6c6623cfb16ff3e0758575e048863cf9ec0fbf7ea43de861d76

SHA512
23d2e48b4622c08f3b966a02db61d13cc734bab61bcd6445210b3c81716af1a42c7aeb5b4fe0ccbd560eb642d52af33d39afe8cde56c661a548c4624b91ecc42

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

MD5
2d417a8304c4519332771c9a08ea447c

SHA1
879c769025eef248e60c4d7e5063343866b141d7

SHA256
730b01e52bdeb6c6623cfb16ff3e0758575e048863cf9ec0fbf7ea43de861d76

SHA512
23d2e48b4622c08f3b966a02db61d13cc734bab61bcd6445210b3c81716af1a42c7aeb5b4fe0ccbd560eb642d52af33d39afe8cde56c661a548c4624b91ecc42

Download Submit
memory/4564-132-0x0000026C8E780000-0x0000026C8E790000-memory.dmp

Filesize
64KB

Download
memory/4564-133-0x0000026C8EE20000-0x0000026C8EE30000-memory.dmp

Filesize
64KB

Download
memory/4564-134-0x0000026C91500000-0x0000026C91504000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads