sakula | 0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050

General

Target

0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe
Size

99KB
MD5

d2b97eaee79d7786eaa0093cee9e05f7
SHA1

3a96fde14bcfff9737ddbe03b154b5e6fa335b7c
SHA256

0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050
SHA512

e052fdf39acf7ac3d1e0dac4a249b44aa2bd0bf61211afed27cba7cfe02a7e0a45744e3baa9d6dfe0ef1feb1068626e3f23ee6f8202c51a34b9467e298d99514

Score

10^/10

sakula persistence rat 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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2224 MediaCenter.exe

pid	process
2224	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:

0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.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"	0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe

Drops file in Windows directory 3 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
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

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\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\NormalDownloadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	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\CacheSizeBytes = "0"	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 = "5.851325"	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 (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\FrDownloadRatePct = "90"	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\Config\DODownloadMode = "1"	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\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\UploadMonthlyInternetBytes = "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\DownlinkUsageBps = "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\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4172"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "11.537479"	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\UploadMonthlyLanBytes = "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\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\MonthID = "2"	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 (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 = "0.000000"	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\DownloadMonthlyCacheHostBytes = "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\GroupConnectionCount = "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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\DownloadMonthlyCdnBytes = "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\Config\KVFileExpirationTime = "132892997938518573"	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\NormalDownloadPendingCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3456 PING.EXE

pid	process
3456	PING.EXE

Suspicious use of AdjustPrivilegeToken 34 IoCs

Processes:

0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3024	0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe
Token: SeBackupPrivilege	1580	TiWorker.exe
Token: SeRestorePrivilege	1580	TiWorker.exe
Token: SeSecurityPrivilege	1580	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.execmd.exe

description	pid	process	target process
PID 3024 wrote to memory of 2224	3024	0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe	MediaCenter.exe
PID 3024 wrote to memory of 2224	3024	0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe	MediaCenter.exe
PID 3024 wrote to memory of 2224	3024	0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe	MediaCenter.exe
PID 3024 wrote to memory of 1848	3024	0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe	cmd.exe
PID 3024 wrote to memory of 1848	3024	0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe	cmd.exe
PID 3024 wrote to memory of 1848	3024	0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe	cmd.exe
PID 1848 wrote to memory of 3456	1848	cmd.exe	PING.EXE
PID 1848 wrote to memory of 3456	1848	cmd.exe	PING.EXE
PID 1848 wrote to memory of 3456	1848	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe
"C:\Users\Admin\AppData\Local\Temp\0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3024

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2224

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e79ee7276800eb9c54d6e3c9efc88b4ebf193bde159719ecdbb236b88d00050.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1848

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3456

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1180

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:1744

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:1580

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
cd6acafe28daa3c787a75ecba8755b49

SHA1
97940a2b92dd0ea9508fe79cedd47c973f66ca6e

SHA256
6510a782314aee6bd53a85d222042fad8101392bb587db84c4405a0383836750

SHA512
fda6fa4111644b037e690891285eefbab1b86325eb8c57e6dc75935834830b5adc40a0ff7b7b8d52d6b04beeb2866488c6978d3a8095904813f32e241f846f45

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

MD5
cd6acafe28daa3c787a75ecba8755b49

SHA1
97940a2b92dd0ea9508fe79cedd47c973f66ca6e

SHA256
6510a782314aee6bd53a85d222042fad8101392bb587db84c4405a0383836750

SHA512
fda6fa4111644b037e690891285eefbab1b86325eb8c57e6dc75935834830b5adc40a0ff7b7b8d52d6b04beeb2866488c6978d3a8095904813f32e241f846f45

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads