sakula | 0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce

General

Target

0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe
Size

150KB
MD5

e1393a7be6b4614127c199f475abfff5
SHA1

53751d690f2dbc1e54df93dce38e382f3f5ee7c8
SHA256

0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce
SHA512

105f6586e2dfe252de4b1431359512e6f126072bf4dfaae4c8f76d0f8766ccb79a68dfa1f5aa087dc93446181d13cffba3f1ee1312fda882789cb9c2c02ecbcd

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

776 MediaCenter.exe

pid	process
776	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:

0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.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"	0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe

Drops file in Windows directory 2 IoCs

Processes:

TiWorker.exe

description	ioc	process
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

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MusNotifyIcon.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe

Modifies data under HKEY_USERS 46 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3696"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3668"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.184672"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.141114"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "10.001869"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3372 PING.EXE

pid	process
3372	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2156	0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe
Token: SeBackupPrivilege	3032	TiWorker.exe
Token: SeRestorePrivilege	3032	TiWorker.exe
Token: SeSecurityPrivilege	3032	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.execmd.exe

description	pid	process	target process
PID 2156 wrote to memory of 776	2156	0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe	MediaCenter.exe
PID 2156 wrote to memory of 776	2156	0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe	MediaCenter.exe
PID 2156 wrote to memory of 776	2156	0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe	MediaCenter.exe
PID 2156 wrote to memory of 4052	2156	0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe	cmd.exe
PID 2156 wrote to memory of 4052	2156	0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe	cmd.exe
PID 2156 wrote to memory of 4052	2156	0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe	cmd.exe
PID 4052 wrote to memory of 3372	4052	cmd.exe	PING.EXE
PID 4052 wrote to memory of 3372	4052	cmd.exe	PING.EXE
PID 4052 wrote to memory of 3372	4052	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe
"C:\Users\Admin\AppData\Local\Temp\0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:776

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f5bb5602cffdba651e9f2ebe0114c033ecbd46318ebfc34b486032b570759ce.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4052

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3372

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3432

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:1512

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:3032

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

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
ec08ce05e6c9ba5698f867d846988290

SHA1
a4ff91e9f98c1f3422129495949f31af63b2c21d

SHA256
645c047cd51111962268bd9ff621e9371adf032daa2fadd9139f3f413e52ef98

SHA512
56daf6e173b07c76521da46e6a4f4e3d3fee2762078b9e815f92b4afbfa56f17bf28c191181963c615febdb8926912e87f7f79e2a2cf6ff4f3628f2364202bf8

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

MD5
ec08ce05e6c9ba5698f867d846988290

SHA1
a4ff91e9f98c1f3422129495949f31af63b2c21d

SHA256
645c047cd51111962268bd9ff621e9371adf032daa2fadd9139f3f413e52ef98

SHA512
56daf6e173b07c76521da46e6a4f4e3d3fee2762078b9e815f92b4afbfa56f17bf28c191181963c615febdb8926912e87f7f79e2a2cf6ff4f3628f2364202bf8

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads