sakula | 171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818

General

Target

171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe
Size

191KB
MD5

eca662b7157a1f8ef72d2b0332ec4cd4
SHA1

3d077566304d2a4a6e14fb8bc0465b4f3eca5b9c
SHA256

171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818
SHA512

c0cb8043525feb8d85db397428689c1e1e576e5818f5945a67d203e0a63879d6f272d98f2f7d5bdaed62903f650245112ecb73c54b9ca1e6bdef3d68dcdf1c99

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

1944 MediaCenter.exe

pid	process
1944	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:

171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.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"	171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

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

460 PING.EXE

pid	process
460	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1836	svchost.exe
Token: SeCreatePagefilePrivilege	1836	svchost.exe
Token: SeShutdownPrivilege	1836	svchost.exe
Token: SeCreatePagefilePrivilege	1836	svchost.exe
Token: SeShutdownPrivilege	1836	svchost.exe
Token: SeCreatePagefilePrivilege	1836	svchost.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe
Token: SeRestorePrivilege	3540	TiWorker.exe
Token: SeSecurityPrivilege	3540	TiWorker.exe
Token: SeBackupPrivilege	3540	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.execmd.exe

description	pid	process	target process
PID 3508 wrote to memory of 1944	3508	171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe	MediaCenter.exe
PID 3508 wrote to memory of 1944	3508	171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe	MediaCenter.exe
PID 3508 wrote to memory of 1944	3508	171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe	MediaCenter.exe
PID 3508 wrote to memory of 3296	3508	171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe	cmd.exe
PID 3508 wrote to memory of 3296	3508	171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe	cmd.exe
PID 3508 wrote to memory of 3296	3508	171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe	cmd.exe
PID 3296 wrote to memory of 460	3296	cmd.exe	PING.EXE
PID 3296 wrote to memory of 460	3296	cmd.exe	PING.EXE
PID 3296 wrote to memory of 460	3296	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe
"C:\Users\Admin\AppData\Local\Temp\171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3508

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1944

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\171dfb2d94f1f5f0ac1ca3fa3038350e4c6f728b9c2e5a181bfa544edcfb4818.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3296

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:460

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:1836

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:3540

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
f9530852a43b1d1c430f8a654431ee66

SHA1
e2eb584af6485818ab301f989f0c056b6d789677

SHA256
3414ac7ea15a23dfae2a2035a4b93df4bc60d315fa6bc4218b8ddde4d9dba418

SHA512
17a7db7bb72735dbe27c10a887916236501ba65ea4ed8093cdc6bdf90f80773d3342eee9f30950b30b9543884895113309c47b984176a3506f0ffe107cb25be5

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

MD5
f9530852a43b1d1c430f8a654431ee66

SHA1
e2eb584af6485818ab301f989f0c056b6d789677

SHA256
3414ac7ea15a23dfae2a2035a4b93df4bc60d315fa6bc4218b8ddde4d9dba418

SHA512
17a7db7bb72735dbe27c10a887916236501ba65ea4ed8093cdc6bdf90f80773d3342eee9f30950b30b9543884895113309c47b984176a3506f0ffe107cb25be5

Download Submit
memory/1836-132-0x000002B0BAB60000-0x000002B0BAB70000-memory.dmp

Filesize
64KB

Download
memory/1836-133-0x000002B0BB220000-0x000002B0BB230000-memory.dmp

Filesize
64KB

Download
memory/1836-134-0x000002B0BD8E0000-0x000002B0BD8E4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads