sakula | 15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee

General

Target

15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe
Size

89KB
MD5

229b867beabfa1d554202c9bd2167619
SHA1

186340f605e1e0a041143b667c4424b0e21d1bb0
SHA256

15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee
SHA512

fdbaa74368eae634003bc3c6aae3c7eea85eb9e11286b9e753ec494e4520c6ffe792aceed4147043b94059871f32c187abbc13d067732115234c75cde0ecb224

Score

10^/10

sakula persistence rat suricata 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

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4848 MediaCenter.exe

pid	process
4848	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:

15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.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"	15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.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

1072 PING.EXE

pid	process
1072	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exe15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	2376	svchost.exe
Token: SeCreatePagefilePrivilege	2376	svchost.exe
Token: SeShutdownPrivilege	2376	svchost.exe
Token: SeCreatePagefilePrivilege	2376	svchost.exe
Token: SeShutdownPrivilege	2376	svchost.exe
Token: SeCreatePagefilePrivilege	2376	svchost.exe
Token: SeIncBasePriorityPrivilege	4884	15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.execmd.exe

description	pid	process	target process
PID 4884 wrote to memory of 4848	4884	15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe	MediaCenter.exe
PID 4884 wrote to memory of 4848	4884	15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe	MediaCenter.exe
PID 4884 wrote to memory of 4848	4884	15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe	MediaCenter.exe
PID 4884 wrote to memory of 3496	4884	15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe	cmd.exe
PID 4884 wrote to memory of 3496	4884	15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe	cmd.exe
PID 4884 wrote to memory of 3496	4884	15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe	cmd.exe
PID 3496 wrote to memory of 1072	3496	cmd.exe	PING.EXE
PID 3496 wrote to memory of 1072	3496	cmd.exe	PING.EXE
PID 3496 wrote to memory of 1072	3496	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe
"C:\Users\Admin\AppData\Local\Temp\15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4884

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4848

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15caaa27a337d3e7b553bf6aa87d5ac6eb98300a2700c0885a40db828710dbee.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3496

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1072

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:2376

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:2240

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
dbc82f547794df1bc5fb46cadad00328

SHA1
aed9a1f7e0642269adfa88e09f1ef5a6c2e88713

SHA256
0400fe82cd29428a92f4997d731477471bbec904d290e628c0d80d55f2712839

SHA512
c5b925c4ace60e4ef867aa1deeaaf5b9e24244460f4b39ee964b32ffdc5c303e996ed30eb1d53637e52422da408f7c2bddd5142b09f00fbba85e6f53e3c71aa6

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

MD5
dbc82f547794df1bc5fb46cadad00328

SHA1
aed9a1f7e0642269adfa88e09f1ef5a6c2e88713

SHA256
0400fe82cd29428a92f4997d731477471bbec904d290e628c0d80d55f2712839

SHA512
c5b925c4ace60e4ef867aa1deeaaf5b9e24244460f4b39ee964b32ffdc5c303e996ed30eb1d53637e52422da408f7c2bddd5142b09f00fbba85e6f53e3c71aa6

Download Submit
memory/2376-132-0x000001C58E140000-0x000001C58E150000-memory.dmp

Filesize
64KB

Download
memory/2376-133-0x000001C58E1A0000-0x000001C58E1B0000-memory.dmp

Filesize
64KB

Download
memory/2376-134-0x000001C590EC0000-0x000001C590EC4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads