sakula | 0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5

General

Target

0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe
Size

36KB
MD5

755a0ec4ea5d0e197f371946e79c0fa4
SHA1

8c1624e8e8b6ac4f89377f221101de904a009b8c
SHA256

0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5
SHA512

9f13eeed8ac5541ca535555fa05ce95cbb494df112f7cfe74a69917474cece18a87d11064119da4cc4ffde34701603e0d1e40e4ba310416a7b3a3c3a0717cd81

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3044 MediaCenter.exe

pid	process
3044	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:

0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.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"	0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.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 52 IoCs

Processes:

svchost.exe

description	ioc	process
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\NormalDownloadCount = "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\MonthID = "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\LinkLocalConnectionCount = "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\BkDownloadRatePct = "45"	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\UplinkUsageBps = "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\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyRateBkCnt = "4"	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\MemoryUsageKB = "4232"	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\Config\KVFileExpirationTime = "132893213590909944"	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\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\DownloadMonthlyRateFrBps = "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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.120930"	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\InternetConnectionCount = "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\UploadCount = "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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "1157726"	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\Config\DODownloadMode = "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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyLinkLocalBytes = "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\FrDownloadRatePct = "90"	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\DownloadMonthlyCdnBytes = "90228624"	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\GroupConnectionCount = "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\UploadMonthlyLanBytes = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4440"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2252 PING.EXE

pid	process
2252	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3960	0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe
Token: SeBackupPrivilege	3092	TiWorker.exe
Token: SeRestorePrivilege	3092	TiWorker.exe
Token: SeSecurityPrivilege	3092	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.execmd.exe

description	pid	process	target process
PID 3960 wrote to memory of 3044	3960	0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe	MediaCenter.exe
PID 3960 wrote to memory of 3044	3960	0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe	MediaCenter.exe
PID 3960 wrote to memory of 3044	3960	0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe	MediaCenter.exe
PID 3960 wrote to memory of 1976	3960	0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe	cmd.exe
PID 3960 wrote to memory of 1976	3960	0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe	cmd.exe
PID 3960 wrote to memory of 1976	3960	0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe	cmd.exe
PID 1976 wrote to memory of 2252	1976	cmd.exe	PING.EXE
PID 1976 wrote to memory of 2252	1976	cmd.exe	PING.EXE
PID 1976 wrote to memory of 2252	1976	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe
"C:\Users\Admin\AppData\Local\Temp\0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3960

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3044

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0017d00956678c0299447e2568dae8715c26c428b702d6b0c30832065697e9c5.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1976

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2252

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2916

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:2564

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:3092

Network

MITRE ATT&CK Matrix ATT&CK 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

System Information Discovery

3

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
c58e745a2b6d36084f66d898bd1dd4eb

SHA1
8a30747ccf8eeb65d5b415a49d3190f24a187e47

SHA256
4f2857d08ea713905dd96e3232f1a0a9589ae379e72331075681eec605d2347f

SHA512
aa453c1b8fa8b9d10d146ed6f95bc303f24da3fe074833d03ee13cae9591fef5ac91b22a83fb2975efafcdbc43b9a6704229ed8175e66c253a8bbfff20ad375c

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
c58e745a2b6d36084f66d898bd1dd4eb

SHA1
8a30747ccf8eeb65d5b415a49d3190f24a187e47

SHA256
4f2857d08ea713905dd96e3232f1a0a9589ae379e72331075681eec605d2347f

SHA512
aa453c1b8fa8b9d10d146ed6f95bc303f24da3fe074833d03ee13cae9591fef5ac91b22a83fb2975efafcdbc43b9a6704229ed8175e66c253a8bbfff20ad375c

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads