sakula | 18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc

General

Target

18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe
Size

192KB
MD5

9a1da133d53e004cc748fbb33d04998f
SHA1

49dd1e3e7ff1ac18829e83cc0f95f8eac2f7bbb2
SHA256

18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc
SHA512

e8932e53841ef3bfeca43bbe84ee0271b17bf4dcedbd495699e4e2f2f0d490289b17eed7ea5c209119b41eff55ffc3bceed5c9ac86f4c936aa8661fb4db1e2b9

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

1128 MediaCenter.exe

pid	process
1128	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:

18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.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"	18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
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
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

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

860 PING.EXE

pid	process
860	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3772	svchost.exe
Token: SeCreatePagefilePrivilege	3772	svchost.exe
Token: SeShutdownPrivilege	3772	svchost.exe
Token: SeCreatePagefilePrivilege	3772	svchost.exe
Token: SeShutdownPrivilege	3772	svchost.exe
Token: SeCreatePagefilePrivilege	3772	svchost.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe
Token: SeRestorePrivilege	2940	TiWorker.exe
Token: SeSecurityPrivilege	2940	TiWorker.exe
Token: SeBackupPrivilege	2940	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.execmd.exe

description	pid	process	target process
PID 3804 wrote to memory of 1128	3804	18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe	MediaCenter.exe
PID 3804 wrote to memory of 1128	3804	18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe	MediaCenter.exe
PID 3804 wrote to memory of 1128	3804	18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe	MediaCenter.exe
PID 3804 wrote to memory of 224	3804	18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe	cmd.exe
PID 3804 wrote to memory of 224	3804	18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe	cmd.exe
PID 3804 wrote to memory of 224	3804	18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe	cmd.exe
PID 224 wrote to memory of 860	224	cmd.exe	PING.EXE
PID 224 wrote to memory of 860	224	cmd.exe	PING.EXE
PID 224 wrote to memory of 860	224	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe
"C:\Users\Admin\AppData\Local\Temp\18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3804

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1128

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18b6bdf592dfe139db45d4bb4b101d1541eb24661bdb484fa142cfe871d7d3cc.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:224

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:860

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:3772

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:2940

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
96747a2d684597c3582a2d918e44d9c0

SHA1
61911b2613945d60826d309b805906281fd01b80

SHA256
90d531b1a5b5160eea4c07147ed51b8b6ad6d616f1ea062cbb332bd200c88a54

SHA512
6314e87b96f6f92921dcc02dd212b71ba3e86ee3d2f2336e1fde8cd7d3716e794c62c9a265c93f986f68e16cbbbfd5bb0521cc91341c8ec8654c9688383c0023

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

MD5
96747a2d684597c3582a2d918e44d9c0

SHA1
61911b2613945d60826d309b805906281fd01b80

SHA256
90d531b1a5b5160eea4c07147ed51b8b6ad6d616f1ea062cbb332bd200c88a54

SHA512
6314e87b96f6f92921dcc02dd212b71ba3e86ee3d2f2336e1fde8cd7d3716e794c62c9a265c93f986f68e16cbbbfd5bb0521cc91341c8ec8654c9688383c0023

Download Submit
memory/3772-135-0x000001E0ED560000-0x000001E0ED570000-memory.dmp

Filesize
64KB

Download
memory/3772-136-0x000001E0EDB20000-0x000001E0EDB30000-memory.dmp

Filesize
64KB

Download
memory/3772-137-0x000001E0F01D0000-0x000001E0F01D4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads