sakula | 0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028

General

Target

0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe
Size

89KB
MD5

c0a075ce6fd285d108599085ff26b781
SHA1

daba68f483a26a946ddef15cd3e55bbc086c5a4c
SHA256

0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028
SHA512

cfc111bc22b5c3c96a614e8a1eff734b29d56bb5764e2152ab5213c0c0d55d403a0c3d2bc17038ece50fb0571d0408c1e048dc469b40f0c7dfce135190e7bf6d

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

2500 MediaCenter.exe

pid	process
2500	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:

0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.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"	0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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\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\UploadRatePct = "100"	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
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\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4088"	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\DownloadMonthlyRateBkBps = "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\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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.678590"	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\DownloadMonthlyLinkLocalBytes = "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\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892979962659197"	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\PriorityDownloadCount = "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\Config\DownloadMode_BackCompat = "1"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4300"	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\UplinkBps = "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\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.167926"	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\Config	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\PeerInfoCount = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "19.997466"	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\NormalDownloadCount = "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\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1812 PING.EXE

pid	process
1812	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3500	0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe
Token: SeBackupPrivilege	2240	TiWorker.exe
Token: SeRestorePrivilege	2240	TiWorker.exe
Token: SeSecurityPrivilege	2240	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.execmd.exe

description	pid	process	target process
PID 3500 wrote to memory of 2500	3500	0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe	MediaCenter.exe
PID 3500 wrote to memory of 2500	3500	0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe	MediaCenter.exe
PID 3500 wrote to memory of 2500	3500	0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe	MediaCenter.exe
PID 3500 wrote to memory of 764	3500	0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe	cmd.exe
PID 3500 wrote to memory of 764	3500	0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe	cmd.exe
PID 3500 wrote to memory of 764	3500	0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe	cmd.exe
PID 764 wrote to memory of 1812	764	cmd.exe	PING.EXE
PID 764 wrote to memory of 1812	764	cmd.exe	PING.EXE
PID 764 wrote to memory of 1812	764	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe
"C:\Users\Admin\AppData\Local\Temp\0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3500

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2500

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f79bdee22715c69fe59bd1317edbf32f1cca115775981c281fc29e233f50028.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:764

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1812

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3672

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:3640

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:2240

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
ab377ff074bf9d7e4a5450a532068424

SHA1
eaf7a8a369e1ffb555ee91c85760f396cc72e71d

SHA256
854d31af1f67320ee3aa985fab01e2fa9573c3c7e8853c43b26c96a3a8f07f27

SHA512
f24341527d47919f76665d1fcd48a57eabb5bdc2c755287f06e7d8eaf641e07586f0a8c967e951763bf85fd66b9692dfdb06203e27345fe65895978dfcbb93d7

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

MD5
ab377ff074bf9d7e4a5450a532068424

SHA1
eaf7a8a369e1ffb555ee91c85760f396cc72e71d

SHA256
854d31af1f67320ee3aa985fab01e2fa9573c3c7e8853c43b26c96a3a8f07f27

SHA512
f24341527d47919f76665d1fcd48a57eabb5bdc2c755287f06e7d8eaf641e07586f0a8c967e951763bf85fd66b9692dfdb06203e27345fe65895978dfcbb93d7

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads