sakula | 06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238

General

Target

06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe
Size

150KB
MD5

111128cb498401b2ff56065fdfee330d
SHA1

c5b973ea247b4025273a7b8248855f022092dc62
SHA256

06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238
SHA512

d8ffc1b5e5abf199bd767d5e57f0e7f1c3b75c519333fe216bad366b0ca179e603c24005e3ab02973632c917f78c1aa1232f44676854cd31e63a8532ab2a2549

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

3996 MediaCenter.exe

pid	process
3996	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:

06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.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"	06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe

Drops file in Windows directory 2 IoCs

Processes:

TiWorker.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

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 45 IoCs

Processes:

svchost.exe

description	ioc	process
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
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\GroupConnectionCount = "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\PriorityDownloadCount = "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\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\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\DownlinkUsageBps = "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\DownloadMonthlyGroupBytes = "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\LANConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.177305"	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\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4268"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4160"	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\DownloadMonthlyLanBytes = "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\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\UplinkBps = "0"	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\UploadMonthlyInternetBytes = "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\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 (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\UploadCount = "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 = "0.000000"	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\Settings	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\NormalDownloadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2484 PING.EXE

pid	process
2484	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe

description	pid	process
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeIncBasePriorityPrivilege	1760	06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe
Token: SeBackupPrivilege	1488	TiWorker.exe
Token: SeRestorePrivilege	1488	TiWorker.exe
Token: SeSecurityPrivilege	1488	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.execmd.exe

description	pid	process	target process
PID 1760 wrote to memory of 3996	1760	06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe	MediaCenter.exe
PID 1760 wrote to memory of 3996	1760	06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe	MediaCenter.exe
PID 1760 wrote to memory of 3996	1760	06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe	MediaCenter.exe
PID 1760 wrote to memory of 3364	1760	06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe	cmd.exe
PID 1760 wrote to memory of 3364	1760	06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe	cmd.exe
PID 1760 wrote to memory of 3364	1760	06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe	cmd.exe
PID 3364 wrote to memory of 2484	3364	cmd.exe	PING.EXE
PID 3364 wrote to memory of 2484	3364	cmd.exe	PING.EXE
PID 3364 wrote to memory of 2484	3364	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe
"C:\Users\Admin\AppData\Local\Temp\06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1760

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3996

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\06b75933ba2a3486e1dd238b766169d62c6efd2a44a11c1c2b2d9dbc76246238.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3364

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2484

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3368

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:1220

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:1488

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
f71547bf81eb62f3dde56a160deab395

SHA1
f8501c25a341b007da1881748234b1423e298824

SHA256
249ade06a6f7bd8af1b4079009ecd376646e864c00d3ac0720b0447d9ff37e46

SHA512
2d69d9d273c2417fcb607e7671d50f15f2f3a2da9860b2ac8507649f344826e757364bce8dac762b6aae4a8981d440b0a125b63aea1015f0697f5cf8205a8c71

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
f71547bf81eb62f3dde56a160deab395

SHA1
f8501c25a341b007da1881748234b1423e298824

SHA256
249ade06a6f7bd8af1b4079009ecd376646e864c00d3ac0720b0447d9ff37e46

SHA512
2d69d9d273c2417fcb607e7671d50f15f2f3a2da9860b2ac8507649f344826e757364bce8dac762b6aae4a8981d440b0a125b63aea1015f0697f5cf8205a8c71

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads