sakula | 12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475

General

Target

12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe
Size

60KB
MD5

18cebd0aa0043415579d9c120584a32d
SHA1

0205f553bb1493f616ea0f64a7a00126812c19a7
SHA256

12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475
SHA512

1e95f9ab11919d79f45052801247f2177618c161b8ebbe7a00b695ba347471420e16200f0aa65a6736afd75a29ef74357d7219d1c6b6071903b44c5a4103c4e3

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

3832 MediaCenter.exe

pid	process
3832	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:

12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.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"	12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.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
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\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892939111232017"	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\GroupConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.428542"	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\Usage	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\DownloadMonthlyRateFrCnt = "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\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\Usage\FrDownloadRatePct = "90"	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\UploadMonthlyLanBytes = "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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.142878"	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\DownloadMonthlyRateBkBps = "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\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\BkDownloadRatePct = "45"	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 = "4092"	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\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\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 (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\SwarmCount = "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\DownloadMonthlyRateBkCnt = "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\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\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\MemoryUsageKB = "4192"	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\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\PriorityDownloadPendingCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3368 PING.EXE

pid	process
3368	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3864	12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe
Token: SeBackupPrivilege	3752	TiWorker.exe
Token: SeRestorePrivilege	3752	TiWorker.exe
Token: SeSecurityPrivilege	3752	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.execmd.exe

description	pid	process	target process
PID 3864 wrote to memory of 3832	3864	12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe	MediaCenter.exe
PID 3864 wrote to memory of 3832	3864	12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe	MediaCenter.exe
PID 3864 wrote to memory of 3832	3864	12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe	MediaCenter.exe
PID 3864 wrote to memory of 3944	3864	12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe	cmd.exe
PID 3864 wrote to memory of 3944	3864	12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe	cmd.exe
PID 3864 wrote to memory of 3944	3864	12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe	cmd.exe
PID 3944 wrote to memory of 3368	3944	cmd.exe	PING.EXE
PID 3944 wrote to memory of 3368	3944	cmd.exe	PING.EXE
PID 3944 wrote to memory of 3368	3944	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe
"C:\Users\Admin\AppData\Local\Temp\12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3864

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3832

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12a00f999805191af87ddba765e910ee413af3a3719e6a21ba90bf123bc68475.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3368

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1248

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:2568

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:3752

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
9c8e90e45c95a5404f988121a3649325

SHA1
4b1ee802a119e2affe7108f92e823e39dd081f88

SHA256
20ce980cee7c6837443b729ae6d786c2abab5cc6b003686a0f52b27f55fb2c45

SHA512
47e4d9774be0fc19dbddc581f43767b30aed0ac7f0465b0bb78ecd2ab794edfe79553c2110e66da3b06cd9ed54d5c9d9c65c25ca35b80bb39d345901933018d7

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

MD5
9c8e90e45c95a5404f988121a3649325

SHA1
4b1ee802a119e2affe7108f92e823e39dd081f88

SHA256
20ce980cee7c6837443b729ae6d786c2abab5cc6b003686a0f52b27f55fb2c45

SHA512
47e4d9774be0fc19dbddc581f43767b30aed0ac7f0465b0bb78ecd2ab794edfe79553c2110e66da3b06cd9ed54d5c9d9c65c25ca35b80bb39d345901933018d7

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads