sakula | 10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87

General

Target

10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe
Size

92KB
MD5

7d74c24d105d3c239164cb019c62bd0e
SHA1

13767e228ecfeb1a6a33300a0a71eba04abc4d77
SHA256

10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87
SHA512

2e267e96942f1b0360229458ce8485c4216252e7d6586b6ee501637d2ce8a885bfccd35caf83705f58c4969fd048cb90e64b22490f79286092bca805102d9875

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

2064 MediaCenter.exe

pid	process
2064	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:

10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.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"	10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.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 46 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownloadMonthlyCdnBytes = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4124"	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\SwarmCount = "1"	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\NormalDownloadCount = "0"	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\DownloadMonthlyRateBkCnt = "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\LinkLocalConnectionCount = "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\PriorityDownloadPendingCount = "0"	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\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\DownlinkUsageBps = "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 = "0.170940"	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\CacheSizeBytes = "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\UplinkUsageBps = "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\SwarmCount = "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\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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "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\Config\DODownloadMode = "1"	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\UplinkBps = "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 = "0.119740"	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\MemoryUsageKB = "4092"	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 (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\DownloadMonthlyRateFrBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3564 PING.EXE

pid	process
3564	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4068	10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe
Token: SeBackupPrivilege	2920	TiWorker.exe
Token: SeRestorePrivilege	2920	TiWorker.exe
Token: SeSecurityPrivilege	2920	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.execmd.exe

description	pid	process	target process
PID 4068 wrote to memory of 2064	4068	10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe	MediaCenter.exe
PID 4068 wrote to memory of 2064	4068	10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe	MediaCenter.exe
PID 4068 wrote to memory of 2064	4068	10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe	MediaCenter.exe
PID 4068 wrote to memory of 3276	4068	10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe	cmd.exe
PID 4068 wrote to memory of 3276	4068	10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe	cmd.exe
PID 4068 wrote to memory of 3276	4068	10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe	cmd.exe
PID 3276 wrote to memory of 3564	3276	cmd.exe	PING.EXE
PID 3276 wrote to memory of 3564	3276	cmd.exe	PING.EXE
PID 3276 wrote to memory of 3564	3276	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe
"C:\Users\Admin\AppData\Local\Temp\10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4068

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2064

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10ab7c4230e5f02540585d8cc2a0c107b9638e544ebb767e16cb6e4e6862db87.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3276

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3564

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:3308

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:2920

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
a181fb20060028ea1b5189a609364739

SHA1
690ddc109fa05fd17d9703692af33404c71adf12

SHA256
290f6c38b3f6bd80a71f46d10a6947e80e501a2b47a8aaf5d11b213be822ce63

SHA512
3158e88d1873fda228f907bca0ab92fe1f5f457bac525c39ae770bce752b6118eb675c7c27fb55988c760bfaaac95976ec160a0dc4a72a39c574cde8efb0e5ac

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

MD5
a181fb20060028ea1b5189a609364739

SHA1
690ddc109fa05fd17d9703692af33404c71adf12

SHA256
290f6c38b3f6bd80a71f46d10a6947e80e501a2b47a8aaf5d11b213be822ce63

SHA512
3158e88d1873fda228f907bca0ab92fe1f5f457bac525c39ae770bce752b6118eb675c7c27fb55988c760bfaaac95976ec160a0dc4a72a39c574cde8efb0e5ac

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads