sakula | 134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061

General

Target

134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe
Size

60KB
MD5

f7060c7e018c71e0bdc38be4cb960b2e
SHA1

18e940464ef0a5cccd3c3a0d2128e8eec131568e
SHA256

134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061
SHA512

0ff6cc43dc179b4deb1a9baca8e3c73ef5a0a168f9d30054df05bcd11a37cce69992bb2dd19a88ea6713f06671a0723e2198312d2530dbf93af72d07eea37784

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

3816 MediaCenter.exe

pid	process
3816	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:

134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.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"	134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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 = "4096"	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\UploadMonthlyInternetBytes = "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\Config\KVFileExpirationTime = "132892930145147072"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "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\DownloadMonthlyRateFrBps = "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\FrDownloadRatePct = "90"	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\UplinkUsageBps = "0"	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 = "0.093985"	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\DownloadMonthlyCacheHostBytes = "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\CDNConnectionCount = "0"	svchost.exe
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\Usage\UplinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.167305"	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
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\Config\DownloadMode_BackCompat = "1"	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\MonthID = "2"	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\DownlinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.941062"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4316"	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\DownloadMonthlyInternetBytes = "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 (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\CacheSizeBytes = "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\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4312"	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\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\DownlinkBps = "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\DownloadMonthlyLinkLocalBytes = "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\SwarmCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3832 PING.EXE

pid	process
3832	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1788	134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe
Token: SeBackupPrivilege	988	TiWorker.exe
Token: SeRestorePrivilege	988	TiWorker.exe
Token: SeSecurityPrivilege	988	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.execmd.exe

description	pid	process	target process
PID 1788 wrote to memory of 3816	1788	134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe	MediaCenter.exe
PID 1788 wrote to memory of 3816	1788	134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe	MediaCenter.exe
PID 1788 wrote to memory of 3816	1788	134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe	MediaCenter.exe
PID 1788 wrote to memory of 2864	1788	134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe	cmd.exe
PID 1788 wrote to memory of 2864	1788	134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe	cmd.exe
PID 1788 wrote to memory of 2864	1788	134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe	cmd.exe
PID 2864 wrote to memory of 3832	2864	cmd.exe	PING.EXE
PID 2864 wrote to memory of 3832	2864	cmd.exe	PING.EXE
PID 2864 wrote to memory of 3832	2864	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe
"C:\Users\Admin\AppData\Local\Temp\134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3816

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\134c0217133c5ae7e0d424d188c089e73c98c63ba74a0d5cf017cdfe00b85061.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2864

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3832

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1760

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:3752

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:988

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
b4f95d23502ea7cc0c158268f5147626

SHA1
138de45cc82fd1d7716eeca1428220fd6c1f50c2

SHA256
a6e87f83de7dfecc3d89a8019348a7a48067d88b9231d135ebc99977a809ac96

SHA512
57a5062ebcd0ab20147b5fcc4ea4f6c2ff420794e1bc9d8008d3377b76140879c2e3e6ca8678ee8955be51927163599dfbf155d6f7f8d91bc6ee6b330d96a8c1

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

MD5
b4f95d23502ea7cc0c158268f5147626

SHA1
138de45cc82fd1d7716eeca1428220fd6c1f50c2

SHA256
a6e87f83de7dfecc3d89a8019348a7a48067d88b9231d135ebc99977a809ac96

SHA512
57a5062ebcd0ab20147b5fcc4ea4f6c2ff420794e1bc9d8008d3377b76140879c2e3e6ca8678ee8955be51927163599dfbf155d6f7f8d91bc6ee6b330d96a8c1

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads