sakula | 0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d

General

Target

0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe
Size

92KB
MD5

3f7a36cbd208f2e157d7153b641f3972
SHA1

554509ae9649498be4a3f8122400634e0c43b1ad
SHA256

0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d
SHA512

51ebe69c49ba935c6dfa414ed05e799a7a00bb8f8f545cb2db7c901f3a1352d1f13389378d941036c28193f1697cbdcaa4d858a78b22aee968e401830b7448b5

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

2024 MediaCenter.exe

pid	process
2024	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:

0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.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"	0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	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

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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownloadMonthlyRateBkBps = "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 = "4136"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	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\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.849796"	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\Settings	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\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	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\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	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
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\CacheSizeBytes = "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\UplinkBps = "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\PriorityDownloadCount = "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 = "4356"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892992948345473"	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\LinkLocalConnectionCount = "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\DownloadMonthlyRateBkCnt = "0"	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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.999960"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2304 PING.EXE

pid	process
2304	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3588	0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe
Token: SeBackupPrivilege	936	TiWorker.exe
Token: SeRestorePrivilege	936	TiWorker.exe
Token: SeSecurityPrivilege	936	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.execmd.exe

description	pid	process	target process
PID 3588 wrote to memory of 2024	3588	0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe	MediaCenter.exe
PID 3588 wrote to memory of 2024	3588	0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe	MediaCenter.exe
PID 3588 wrote to memory of 2024	3588	0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe	MediaCenter.exe
PID 3588 wrote to memory of 3656	3588	0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe	cmd.exe
PID 3588 wrote to memory of 3656	3588	0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe	cmd.exe
PID 3588 wrote to memory of 3656	3588	0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe	cmd.exe
PID 3656 wrote to memory of 2304	3656	cmd.exe	PING.EXE
PID 3656 wrote to memory of 2304	3656	cmd.exe	PING.EXE
PID 3656 wrote to memory of 2304	3656	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe
"C:\Users\Admin\AppData\Local\Temp\0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3588

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2024

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ee3a6999d625ea436fc1b8a0aaf11feb9e41ad94ef0bf4d13640e5a7354f45d.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3656

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2304

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1872

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:2512

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:936

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

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Downloads

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

MD5
e513ccee743ef049d8c65c13a7ecb517

SHA1
842ce1b4a521a38337c5d928ca99e017dc449153

SHA256
d72378704839e3f10bfa1846a3b9ea07e6219b8094e3143f883ba3cd243192a5

SHA512
71cad3ed6fa03ee243b7ba4cd9f082f485b721e757e5d51326e226e5b588042546c3a44242f54ac5fbabe523e74a0bef8faca556a85a55cfecbd54b7d4e82963

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

MD5
e513ccee743ef049d8c65c13a7ecb517

SHA1
842ce1b4a521a38337c5d928ca99e017dc449153

SHA256
d72378704839e3f10bfa1846a3b9ea07e6219b8094e3143f883ba3cd243192a5

SHA512
71cad3ed6fa03ee243b7ba4cd9f082f485b721e757e5d51326e226e5b588042546c3a44242f54ac5fbabe523e74a0bef8faca556a85a55cfecbd54b7d4e82963

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads