sakula | 03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f

General

Target

03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe
Size

176KB
MD5

e90895cb872cb0665d7bc8316dfd6420
SHA1

1271ebf9ba57728bc81faf27845f941cd21b0300
SHA256

03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f
SHA512

99ae0d9a00d7742dc29519d467a144c7d8913971c3a639f244670019a409d0b151e55eb5a6f862bf22bc39a1424507b7892d532a8ad08b105674185692d362d6

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 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/3176-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/1368-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1368 MediaCenter.exe

pid	process
1368	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:

03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.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"	03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

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

1824 PING.EXE

pid	process
1824	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	272	svchost.exe
Token: SeCreatePagefilePrivilege	272	svchost.exe
Token: SeShutdownPrivilege	272	svchost.exe
Token: SeCreatePagefilePrivilege	272	svchost.exe
Token: SeShutdownPrivilege	272	svchost.exe
Token: SeCreatePagefilePrivilege	272	svchost.exe
Token: SeIncBasePriorityPrivilege	3176	03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe
Token: SeBackupPrivilege	5040	TiWorker.exe
Token: SeRestorePrivilege	5040	TiWorker.exe
Token: SeSecurityPrivilege	5040	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.execmd.exe

description	pid	process	target process
PID 3176 wrote to memory of 1368	3176	03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe	MediaCenter.exe
PID 3176 wrote to memory of 1368	3176	03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe	MediaCenter.exe
PID 3176 wrote to memory of 1368	3176	03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe	MediaCenter.exe
PID 3176 wrote to memory of 2828	3176	03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe	cmd.exe
PID 3176 wrote to memory of 2828	3176	03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe	cmd.exe
PID 3176 wrote to memory of 2828	3176	03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe	cmd.exe
PID 2828 wrote to memory of 1824	2828	cmd.exe	PING.EXE
PID 2828 wrote to memory of 1824	2828	cmd.exe	PING.EXE
PID 2828 wrote to memory of 1824	2828	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe
"C:\Users\Admin\AppData\Local\Temp\03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3176

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1368

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\03973b4784c7df663545e8018a44f3d97eed1dacb58d5656e529c4fa4ba7317f.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2828

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1824

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:272

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:5040

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
2b8ccee4ae55ed778f6711f7e2110f9d

SHA1
daa26a2b9b3e7d36aed271cd776b26481a3f49c5

SHA256
2769a507e8b799904bd7eaa0e3605a8932ccab050b3a37ee00c20f4463616dc1

SHA512
884d649373b26e5835f164bc332fd7eed12cf0b4873870766cd5f88d0c7f1da7a99310399327592de7a461d1a23cdc08707bcdae4cea6cde80ebc5a6d9c54b9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
2b8ccee4ae55ed778f6711f7e2110f9d

SHA1
daa26a2b9b3e7d36aed271cd776b26481a3f49c5

SHA256
2769a507e8b799904bd7eaa0e3605a8932ccab050b3a37ee00c20f4463616dc1

SHA512
884d649373b26e5835f164bc332fd7eed12cf0b4873870766cd5f88d0c7f1da7a99310399327592de7a461d1a23cdc08707bcdae4cea6cde80ebc5a6d9c54b9d

Download Submit
memory/272-132-0x0000020CB7370000-0x0000020CB7380000-memory.dmp

Filesize
64KB

Download
memory/272-133-0x0000020CB7920000-0x0000020CB7930000-memory.dmp

Filesize
64KB

Download
memory/272-134-0x0000020CB9FF0000-0x0000020CB9FF4000-memory.dmp

Filesize
16KB

Download
memory/1368-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3176-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads