sakula | 0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae

General

Target

0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe
Size

60KB
MD5

0f3230962eb1f4698f2db03c90c25d0b
SHA1

d63c6415cbafa4725bd32ef4de65ab0f25231d3f
SHA256

0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae
SHA512

fcb3889c3a3b28efd9e3bce871aef2628326780ff7fe01480d01dd668367a1cd9fe515fd80bf3bca5571b56ecf08184046e4d90e8b666c5fd185e33a96dbe7e8

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

4048 MediaCenter.exe

pid	process
4048	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:

0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.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"	0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.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\DownloadMonthlyCdnBytes = "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\PeerInfoCount = "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\DownlinkBps = "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\PriorityDownloadPendingCount = "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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyRateFrBps = "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\MemoryUsageKB = "4116"	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\UploadMonthlyLanBytes = "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 = "1"	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\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	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\DODownloadMode = "1"	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\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 (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\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\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893049044103563"	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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.333356"	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\UplinkBps = "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\MemoryUsageKB = "4328"	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\UploadMonthlyInternetBytes = "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\CacheSizeBytes = "0"	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 = "2.229288"	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	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3704 PING.EXE

pid	process
3704	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe

description	pid	process
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeIncBasePriorityPrivilege	2332	0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe
Token: SeBackupPrivilege	3724	TiWorker.exe
Token: SeRestorePrivilege	3724	TiWorker.exe
Token: SeSecurityPrivilege	3724	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.execmd.exe

description	pid	process	target process
PID 2332 wrote to memory of 4048	2332	0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe	MediaCenter.exe
PID 2332 wrote to memory of 4048	2332	0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe	MediaCenter.exe
PID 2332 wrote to memory of 4048	2332	0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe	MediaCenter.exe
PID 2332 wrote to memory of 3140	2332	0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe	cmd.exe
PID 2332 wrote to memory of 3140	2332	0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe	cmd.exe
PID 2332 wrote to memory of 3140	2332	0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe	cmd.exe
PID 3140 wrote to memory of 3704	3140	cmd.exe	PING.EXE
PID 3140 wrote to memory of 3704	3140	cmd.exe	PING.EXE
PID 3140 wrote to memory of 3704	3140	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe
"C:\Users\Admin\AppData\Local\Temp\0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2332

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4048

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ae458ef38cda16a661c514c27a346f7f38b83995e9144d4f5f3bd6a694279ae.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3140

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3704

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1660

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:228

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:3724

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
fd016d0cfeab9f4cb3d7f11e435b6255

SHA1
ad0f03fd1d9846b96ffcef78e50e3920d708c815

SHA256
ef64eda85ae15b35fb2cb5b43791dfb4470e83caa95fbaa8c43965e9ed8e430b

SHA512
cea06931e46aa4075ffd81f9927f726a76b0589ef5c1e78b28a72754f9ce8cb685a7c41af962d5310e1d9eaaf7762744566100b2823c0729a71c3b890e1c2a89

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
fd016d0cfeab9f4cb3d7f11e435b6255

SHA1
ad0f03fd1d9846b96ffcef78e50e3920d708c815

SHA256
ef64eda85ae15b35fb2cb5b43791dfb4470e83caa95fbaa8c43965e9ed8e430b

SHA512
cea06931e46aa4075ffd81f9927f726a76b0589ef5c1e78b28a72754f9ce8cb685a7c41af962d5310e1d9eaaf7762744566100b2823c0729a71c3b890e1c2a89

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads