sakula | 17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43

General

Target

17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe
Size

200KB
MD5

c56e916cd6b485bf3a3583b66312ea66
SHA1

6eb675a1dd38606a51a71d3dd6cb6f376ce5b725
SHA256

17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43
SHA512

8e130ccf473fc8b0504ebd18eaef80c5cd7d36fe7b30e77b4c84f5e8cd4866e0e0a123977602716f8ac377174ac10138b80fc449216f4f61faf284d729d427cb

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/3936-135-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/396-136-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

396 MediaCenter.exe

pid	process
396	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:

17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.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"	17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.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

2932 PING.EXE

pid	process
2932	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2584	svchost.exe
Token: SeCreatePagefilePrivilege	2584	svchost.exe
Token: SeShutdownPrivilege	2584	svchost.exe
Token: SeCreatePagefilePrivilege	2584	svchost.exe
Token: SeShutdownPrivilege	2584	svchost.exe
Token: SeCreatePagefilePrivilege	2584	svchost.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe
Token: SeRestorePrivilege	3580	TiWorker.exe
Token: SeSecurityPrivilege	3580	TiWorker.exe
Token: SeBackupPrivilege	3580	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.execmd.exe

description	pid	process	target process
PID 3936 wrote to memory of 396	3936	17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe	MediaCenter.exe
PID 3936 wrote to memory of 396	3936	17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe	MediaCenter.exe
PID 3936 wrote to memory of 396	3936	17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe	MediaCenter.exe
PID 3936 wrote to memory of 4984	3936	17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe	cmd.exe
PID 3936 wrote to memory of 4984	3936	17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe	cmd.exe
PID 3936 wrote to memory of 4984	3936	17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe	cmd.exe
PID 4984 wrote to memory of 2932	4984	cmd.exe	PING.EXE
PID 4984 wrote to memory of 2932	4984	cmd.exe	PING.EXE
PID 4984 wrote to memory of 2932	4984	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe
"C:\Users\Admin\AppData\Local\Temp\17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3936

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:396

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\17b7c6e32aa3028c4c04295bbf215d1755d26c7085535704874b5b6c2c345b43.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4984

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2932

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:2584

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:3580

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
bdc52cc06fbff136024ebf58e461d9a9

SHA1
a441a5c5b38c5b71c0f87c782b9669986379584e

SHA256
9f9b9ae4d9b02598c951bf3b88e2446d4654f1bdfaba80237c2fd44ae663b6d7

SHA512
1ebc69dd34e862b51254274a02e5cb3b4cd3b1177a6283460ab3cf6c4dd85b241c92b6a6cd17a3a02f2f61146c6eb57e0bd3e23bbc3e2dc15fd13ee64e3d58aa

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

MD5
bdc52cc06fbff136024ebf58e461d9a9

SHA1
a441a5c5b38c5b71c0f87c782b9669986379584e

SHA256
9f9b9ae4d9b02598c951bf3b88e2446d4654f1bdfaba80237c2fd44ae663b6d7

SHA512
1ebc69dd34e862b51254274a02e5cb3b4cd3b1177a6283460ab3cf6c4dd85b241c92b6a6cd17a3a02f2f61146c6eb57e0bd3e23bbc3e2dc15fd13ee64e3d58aa

Download Submit
memory/396-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2584-132-0x000001EB2A560000-0x000001EB2A570000-memory.dmp

Filesize
64KB

Download
memory/2584-133-0x000001EB2AB20000-0x000001EB2AB30000-memory.dmp

Filesize
64KB

Download
memory/2584-134-0x000001EB2D1B0000-0x000001EB2D1B4000-memory.dmp

Filesize
16KB

Download
memory/3936-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads