sakula | 112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a

General

Target

112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe
Size

92KB
MD5

c2be5a3dad2ca62fb292711c83922e41
SHA1

6eac261053434278eac28cd632c177ebf1da716d
SHA256

112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a
SHA512

4eb161a21e99fb946b8451c5670ba51a25f53cb1b0c06433f90bf259f96dc641fc84c2991421fea832ac986631012d7247e3f04c7ad6fd10e2d6d4c0cecb252d

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

3512 MediaCenter.exe

pid	process
3512	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:

112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.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"	112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892957084567631"	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\NormalDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.143174"	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	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\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\InternetConnectionCount = "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\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.055405"	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\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\NormalDownloadPendingCount = "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\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\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.555996"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4396"	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\UploadMonthlyLanBytes = "0"	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\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\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\MonthlyUploadRestriction = "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\UploadMonthlyInternetBytes = "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\MonthID = "2"	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\UplinkBps = "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\Config\DownloadMode_BackCompat = "1"	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\CDNConnectionCount = "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\DownlinkUsageBps = "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\DownloadMonthlyCacheHostBytes = "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\DownloadMonthlyRateBkCnt = "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\MemoryUsageKB = "4124"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3716 PING.EXE

pid	process
3716	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2468	112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe
Token: SeBackupPrivilege	3452	TiWorker.exe
Token: SeRestorePrivilege	3452	TiWorker.exe
Token: SeSecurityPrivilege	3452	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.execmd.exe

description	pid	process	target process
PID 2468 wrote to memory of 3512	2468	112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe	MediaCenter.exe
PID 2468 wrote to memory of 3512	2468	112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe	MediaCenter.exe
PID 2468 wrote to memory of 3512	2468	112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe	MediaCenter.exe
PID 2468 wrote to memory of 3360	2468	112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe	cmd.exe
PID 2468 wrote to memory of 3360	2468	112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe	cmd.exe
PID 2468 wrote to memory of 3360	2468	112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe	cmd.exe
PID 3360 wrote to memory of 3716	3360	cmd.exe	PING.EXE
PID 3360 wrote to memory of 3716	3360	cmd.exe	PING.EXE
PID 3360 wrote to memory of 3716	3360	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe
"C:\Users\Admin\AppData\Local\Temp\112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2468

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3512

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\112be6cf105088266ee6bfa424cd6dc93f0c1791844a20ebff606c37c35e386a.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3360

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3716

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:1824

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:308

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:3452

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
7551c08795fc3f7154ddaedd20550b73

SHA1
4b98e43bdf4a2bbb19aecba05494140207a37776

SHA256
4e02ba0d5445476654ec461d669ebd9a271875ca722fbc5e95dbc867785e8846

SHA512
d0c20dec02bbb990c90daa309d396dd35f7c10ae8f2ba11830019b4087f89a3e6a6be31f0ccf29d69e3116bfb5740dcfbd104af190393bece408aae7e6270d47

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

MD5
7551c08795fc3f7154ddaedd20550b73

SHA1
4b98e43bdf4a2bbb19aecba05494140207a37776

SHA256
4e02ba0d5445476654ec461d669ebd9a271875ca722fbc5e95dbc867785e8846

SHA512
d0c20dec02bbb990c90daa309d396dd35f7c10ae8f2ba11830019b4087f89a3e6a6be31f0ccf29d69e3116bfb5740dcfbd104af190393bece408aae7e6270d47

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads