sakula | 196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e

General

Target

196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe
Size

150KB
MD5

cf0fe6f062f2c096229dbb7905d96c30
SHA1

2b8d8065aadb293bc72cf2d9e508870c566d7805
SHA256

196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e
SHA512

55899f6281d9e7f9841bab53206e9b0dbf04110f70b461d76aa70bc276ba590e2af1309dce9b8da6d77489d372fcb60baaf0459ce19474262d2e97e624a2622a

Score

10^/10

sakula persistence rat suricata 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

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1556 MediaCenter.exe

pid	process
1556	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:

196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.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"	196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.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\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\CacheSizeBytes = "0"	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\GroupConnectionCount = "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\DownloadMonthlyRateBkBps = "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\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892841690101812"	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\DownloadMonthlyLinkLocalBytes = "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\UplinkUsageBps = "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
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\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\BkDownloadRatePct = "45"	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\UploadMonthlyLanBytes = "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\MonthlyUploadRestriction = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.761920"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.212044"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "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
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	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\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\NormalDownloadPendingCount = "0"	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\Settings	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\DownloadMonthlyInternetBytes = "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\InternetConnectionCount = "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
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\Usage\MemoryUsageKB = "4084"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4212"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3140 PING.EXE

pid	process
3140	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3452	196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe
Token: SeBackupPrivilege	1220	TiWorker.exe
Token: SeRestorePrivilege	1220	TiWorker.exe
Token: SeSecurityPrivilege	1220	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.execmd.exe

description	pid	process	target process
PID 3452 wrote to memory of 1556	3452	196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe	MediaCenter.exe
PID 3452 wrote to memory of 1556	3452	196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe	MediaCenter.exe
PID 3452 wrote to memory of 1556	3452	196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe	MediaCenter.exe
PID 3452 wrote to memory of 2560	3452	196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe	cmd.exe
PID 3452 wrote to memory of 2560	3452	196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe	cmd.exe
PID 3452 wrote to memory of 2560	3452	196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe	cmd.exe
PID 2560 wrote to memory of 3140	2560	cmd.exe	PING.EXE
PID 2560 wrote to memory of 3140	2560	cmd.exe	PING.EXE
PID 2560 wrote to memory of 3140	2560	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe
"C:\Users\Admin\AppData\Local\Temp\196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3452

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1556

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\196efa448cbbca198386adc060f2fe468a6a6c32e07c6cb49ac084b6201afb3e.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2560

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3140

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2960

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:920

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:1220

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
d2acf86f40ca5749d0df7c1e8c5e6ba2

SHA1
6248b7a4c55819600cf34845c9400376699b85b2

SHA256
b1da50d4e80b42850b4fe47829498b62fbf1bbacfd972234c8976738fb8cd81a

SHA512
9718ebd9b66cdf58beb9079d23b0f594a309e2f3fd0f7b1737c026563a9ccd0b6d2fa2e4647a676c593b1f94057afcaf655dcde6fdbe9e417c610bdb5a15f207

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

MD5
d2acf86f40ca5749d0df7c1e8c5e6ba2

SHA1
6248b7a4c55819600cf34845c9400376699b85b2

SHA256
b1da50d4e80b42850b4fe47829498b62fbf1bbacfd972234c8976738fb8cd81a

SHA512
9718ebd9b66cdf58beb9079d23b0f594a309e2f3fd0f7b1737c026563a9ccd0b6d2fa2e4647a676c593b1f94057afcaf655dcde6fdbe9e417c610bdb5a15f207

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads