sakula | 0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0

General

Target

0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe
Size

79KB
MD5

dd550af6c00456139fd73bbded2d0300
SHA1

140f2054f74ae646a01021ccc727a7270cc14e46
SHA256

0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0
SHA512

2f8b784747ecdbf7aa333cf72fce563377ba4013b3a73179d9e882fddabe2e8648cc5ea6c3d1b3ad332626507e5297972c16bd1421a4bdf46338947d1e2c379d

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

3740 MediaCenter.exe

pid	process
3740	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:

0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.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"	0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\NormalDownloadCount = "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\DownloadMonthlyCdnBytes = "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\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\Usage\MemoryUsageKB = "4292"	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\KVFileExpirationTime = "132892999533354111"	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\DownloadMonthlyCacheHostBytes = "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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	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\UploadMonthlyLanBytes = "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\PriorityDownloadCount = "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\FrDownloadRatePct = "90"	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 = "0.276434"	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\DownloadMonthlyRateFrBps = "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 = "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\DownloadMonthlyRateFrCnt = "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\MemoryUsageKB = "4084"	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\MemoryUsageKB = "4308"	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\LinkLocalConnectionCount = "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\MonthlyUploadRestriction = "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\NormalDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "11.736653"	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\CacheSizeBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2364 PING.EXE

pid	process
2364	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2120	0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe
Token: SeBackupPrivilege	3852	TiWorker.exe
Token: SeRestorePrivilege	3852	TiWorker.exe
Token: SeSecurityPrivilege	3852	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.execmd.exe

description	pid	process	target process
PID 2120 wrote to memory of 3740	2120	0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe	MediaCenter.exe
PID 2120 wrote to memory of 3740	2120	0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe	MediaCenter.exe
PID 2120 wrote to memory of 3740	2120	0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe	MediaCenter.exe
PID 2120 wrote to memory of 3444	2120	0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe	cmd.exe
PID 2120 wrote to memory of 3444	2120	0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe	cmd.exe
PID 2120 wrote to memory of 3444	2120	0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe	cmd.exe
PID 3444 wrote to memory of 2364	3444	cmd.exe	PING.EXE
PID 3444 wrote to memory of 2364	3444	cmd.exe	PING.EXE
PID 3444 wrote to memory of 2364	3444	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe
"C:\Users\Admin\AppData\Local\Temp\0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2120

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3740

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e60afeb4a0d9e0dda8acb26d462d490d2225dcb8dd362c0978c0d8205e23ec0.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3444

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2364

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2164

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:3616

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:3852

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
9ac094fdb4199ecda2738d75b0260ce0

SHA1
124d7bf971a1d6fcfaa3ce62178a6f3876cb4317

SHA256
029757df79bae0e341beac24192228e23cb5a6442bd58af35aaf1f55c3ad0a3d

SHA512
0c49de8c87387a17e1a253c73092c9045fcc22322cbf3d09c03df8300edb0abaef2baf50d7cd3860939af32da59404993523d4a39ceabdd3b9b235aca3a7dfb7

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

MD5
9ac094fdb4199ecda2738d75b0260ce0

SHA1
124d7bf971a1d6fcfaa3ce62178a6f3876cb4317

SHA256
029757df79bae0e341beac24192228e23cb5a6442bd58af35aaf1f55c3ad0a3d

SHA512
0c49de8c87387a17e1a253c73092c9045fcc22322cbf3d09c03df8300edb0abaef2baf50d7cd3860939af32da59404993523d4a39ceabdd3b9b235aca3a7dfb7

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads