sakula | 0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b

General

Target

0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe
Size

150KB
MD5

2abf05c8f1a7e11c66242656b33ab312
SHA1

91c6a60a71c12d6a1ea46d7b7048b5b9fa161595
SHA256

0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b
SHA512

cf63d946333932b03c6345a2581a05ab044c10d8f5e1f9ff237298437e9f4915917348179e1d362751e3355bbcdb0992c1ee06ebff52fc3437d8c16a34c7cd64

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

3700 MediaCenter.exe

pid	process
3700	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:

0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.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"	0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe

Drops file in Windows directory 3 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\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	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

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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\BkDownloadRatePct = "45"	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\DownloadMonthlyLanBytes = "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\DownloadMonthlyRateFrCnt = "0"	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\DownloadMonthlyGroupBytes = "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\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.729956"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	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\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\UplinkBps = "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\MonthID = "2"	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\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\MemoryUsageKB = "4276"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.019708"	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\MonthlyUploadRestriction = "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 = "0.000000"	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\NormalDownloadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	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\DownloadMonthlyCacheHostBytes = "0"	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\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3972"	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\Config\KVFileExpirationTime = "132893089019941901"	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\DownloadMonthlyCdnBytes = "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\CDNConnectionCount = "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\Config\DODownloadMode = "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\UploadMonthlyLanBytes = "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\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4068"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

756 PING.EXE

pid	process
756	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe

description	pid	process
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3948	0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe
Token: SeBackupPrivilege	752	TiWorker.exe
Token: SeRestorePrivilege	752	TiWorker.exe
Token: SeSecurityPrivilege	752	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.execmd.exe

description	pid	process	target process
PID 3948 wrote to memory of 3700	3948	0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe	MediaCenter.exe
PID 3948 wrote to memory of 3700	3948	0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe	MediaCenter.exe
PID 3948 wrote to memory of 3700	3948	0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe	MediaCenter.exe
PID 3948 wrote to memory of 2748	3948	0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe	cmd.exe
PID 3948 wrote to memory of 2748	3948	0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe	cmd.exe
PID 3948 wrote to memory of 2748	3948	0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe	cmd.exe
PID 2748 wrote to memory of 756	2748	cmd.exe	PING.EXE
PID 2748 wrote to memory of 756	2748	cmd.exe	PING.EXE
PID 2748 wrote to memory of 756	2748	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe
"C:\Users\Admin\AppData\Local\Temp\0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3948

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3700

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0966e5f275c5d9037eb88549436d6aa5ae6b241057ceb7bead9621d8279bff0b.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2748

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:756

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 0
1⤵
- Checks processor information in registry
PID:3676

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:4036

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:752

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
09bf2dc31b10485a05c2ba9b9afe8d2f

SHA1
99b3d47349464ead582d9a300c8b6df28efcf411

SHA256
33d6c3576c8dc3cb93cc30e28df755956c161393a9b1a43050e86c1085fe4709

SHA512
24c28a852c1c18ccc7749a6fb48da3a1f47fd925193f7747b8b9cc4bb98f16212df16b41d0448e0bc8c8d374284e144843cdd774f2778f83732d7c269aa428f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
09bf2dc31b10485a05c2ba9b9afe8d2f

SHA1
99b3d47349464ead582d9a300c8b6df28efcf411

SHA256
33d6c3576c8dc3cb93cc30e28df755956c161393a9b1a43050e86c1085fe4709

SHA512
24c28a852c1c18ccc7749a6fb48da3a1f47fd925193f7747b8b9cc4bb98f16212df16b41d0448e0bc8c8d374284e144843cdd774f2778f83732d7c269aa428f0

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads