sakula | 16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134

General

Target

16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe
Size

92KB
MD5

0a83265c93b91a16c5c52c2845b11d6a
SHA1

e3c2de42c90ab1c192434b1bf70a30d1a7e5596e
SHA256

16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134
SHA512

ef99f8b7dc2bf6c070ab5012ee389cd52342348a23537632e337dde54f114ce0d766e7d8406a0bd5a59ff627fcfece9258241608a286d949715a923153ed31c4

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

1288 MediaCenter.exe

pid	process
1288	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:

16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.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"	16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
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
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	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

5068 PING.EXE

pid	process
5068	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	1508	svchost.exe
Token: SeCreatePagefilePrivilege	1508	svchost.exe
Token: SeShutdownPrivilege	1508	svchost.exe
Token: SeCreatePagefilePrivilege	1508	svchost.exe
Token: SeShutdownPrivilege	1508	svchost.exe
Token: SeCreatePagefilePrivilege	1508	svchost.exe
Token: SeIncBasePriorityPrivilege	4808	16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe
Token: SeBackupPrivilege	2740	TiWorker.exe
Token: SeRestorePrivilege	2740	TiWorker.exe
Token: SeSecurityPrivilege	2740	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.execmd.exe

description	pid	process	target process
PID 4808 wrote to memory of 1288	4808	16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe	MediaCenter.exe
PID 4808 wrote to memory of 1288	4808	16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe	MediaCenter.exe
PID 4808 wrote to memory of 1288	4808	16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe	MediaCenter.exe
PID 4808 wrote to memory of 4872	4808	16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe	cmd.exe
PID 4808 wrote to memory of 4872	4808	16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe	cmd.exe
PID 4808 wrote to memory of 4872	4808	16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe	cmd.exe
PID 4872 wrote to memory of 5068	4872	cmd.exe	PING.EXE
PID 4872 wrote to memory of 5068	4872	cmd.exe	PING.EXE
PID 4872 wrote to memory of 5068	4872	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe
"C:\Users\Admin\AppData\Local\Temp\16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4808

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1288

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16f88aa903b5852e640c8b007d53a302914a63da14b980991dac8f3014953134.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4872

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:5068

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:1508

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:2740

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
10e6419b33c602ba442e90f51acc0800

SHA1
5852deb130a6112e2a74ee2991ec2f4fcc802c02

SHA256
d0ca3636fd797e879f166ce15eb34627dabe2c2c44d1768a2ad89618d346687a

SHA512
3e2a193d93932fa7bb874f18524c0fc2c06457724dc5e3719bba0fe78d7ec7318c3efd5f606ec74328299a4320e7203dc6b392959797e19098044567a9f8adbb

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

MD5
10e6419b33c602ba442e90f51acc0800

SHA1
5852deb130a6112e2a74ee2991ec2f4fcc802c02

SHA256
d0ca3636fd797e879f166ce15eb34627dabe2c2c44d1768a2ad89618d346687a

SHA512
3e2a193d93932fa7bb874f18524c0fc2c06457724dc5e3719bba0fe78d7ec7318c3efd5f606ec74328299a4320e7203dc6b392959797e19098044567a9f8adbb

Download Submit
memory/1508-132-0x000002B4B6F60000-0x000002B4B6F70000-memory.dmp

Filesize
64KB

Download
memory/1508-133-0x000002B4B7620000-0x000002B4B7630000-memory.dmp

Filesize
64KB

Download
memory/1508-134-0x000002B4B9CE0000-0x000002B4B9CE4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads