sakula | 0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646

General

Target

0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe
Size

150KB
MD5

61c490e880a1f9158ab9d7e62a49ffa2
SHA1

dcfc54d79fdedcd6b9c62ac532494b8f969e9ec0
SHA256

0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646
SHA512

7e42c9d9496d1537217cf2ea223ab0a00bc522e2016e1178210f762fa25fb7a8bd71854029d64bd0b0fe2a408555e35c7252e1c05564417399f61386c0bec220

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

2288 MediaCenter.exe

pid	process
2288	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:

0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.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"	0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.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\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\MonthID = "2"	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\NormalDownloadPendingCount = "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\UplinkUsageBps = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	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 (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\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4344"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4152"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.667940"	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\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893142106532338"	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\FrDownloadRatePct = "90"	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\UploadMonthlyInternetBytes = "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\SwarmCount = "1"	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\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.358372"	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\DODownloadMode = "1"	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\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\UploadMonthlyLanBytes = "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\DownloadMonthlyRateBkBps = "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
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\PriorityDownloadPendingCount = "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\SwarmCount = "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\MonthlyUploadRestriction = "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 = "24.997800"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1584 PING.EXE

pid	process
1584	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3896	0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe
Token: SeBackupPrivilege	3256	TiWorker.exe
Token: SeRestorePrivilege	3256	TiWorker.exe
Token: SeSecurityPrivilege	3256	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.execmd.exe

description	pid	process	target process
PID 3896 wrote to memory of 2288	3896	0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe	MediaCenter.exe
PID 3896 wrote to memory of 2288	3896	0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe	MediaCenter.exe
PID 3896 wrote to memory of 2288	3896	0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe	MediaCenter.exe
PID 3896 wrote to memory of 4008	3896	0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe	cmd.exe
PID 3896 wrote to memory of 4008	3896	0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe	cmd.exe
PID 3896 wrote to memory of 4008	3896	0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe	cmd.exe
PID 4008 wrote to memory of 1584	4008	cmd.exe	PING.EXE
PID 4008 wrote to memory of 1584	4008	cmd.exe	PING.EXE
PID 4008 wrote to memory of 1584	4008	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe
"C:\Users\Admin\AppData\Local\Temp\0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3896

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2288

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0609b8351c67723398dfb7d2802e1987b539c88cb854595a500bd1141e0b1646.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4008

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1584

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3204

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:3884

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:3256

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
c4a643b4fc48b16e0afa2764982c9015

SHA1
5e74d136754eef2d63ba16ce6e13e7d3c24e293c

SHA256
98c487b091286be3d55840434a76c5636698fd24945b1b7e2ce89710f6b64518

SHA512
2478acb06ac33bb25b8d62f8df2ea2934a87ff032a3d4b4c9041e78e53cf49a270db144716bbd5ae8d879ca2e101cd4f674900c369d9b642fa0c2a97905ccc6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
c4a643b4fc48b16e0afa2764982c9015

SHA1
5e74d136754eef2d63ba16ce6e13e7d3c24e293c

SHA256
98c487b091286be3d55840434a76c5636698fd24945b1b7e2ce89710f6b64518

SHA512
2478acb06ac33bb25b8d62f8df2ea2934a87ff032a3d4b4c9041e78e53cf49a270db144716bbd5ae8d879ca2e101cd4f674900c369d9b642fa0c2a97905ccc6c

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads