sakula | 144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2

General

Target

144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe
Size

60KB
MD5

4dcb3af25939b63e79a07de206cbead7
SHA1

73bbbbd8ae95abe99da1eb69cd06fe6442a19c48
SHA256

144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2
SHA512

bcf0508c78368b8d52bc74f2b391d7e740dcab895304c391d4f1645262a1fc1b7b6173b58ac0a4ccfa8525a62d465bb56ea484796e28d8e7bd71bcad36320e60

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

768 MediaCenter.exe

pid	process
768	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:

144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.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"	144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.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\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\UploadCount = "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\Usage	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\DownloadMonthlyRateBkBps = "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\PriorityDownloadCount = "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\DODownloadMode = "1"	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\UploadRatePct = "100"	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\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "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\Usage\DownloadMonthlyGroupBytes = "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\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3676"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3740"	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\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\DownloadMonthlyRateFrCnt = "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\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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3744"	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\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 (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\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\DownloadMonthlyRateFrBps = "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 (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.127551"	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\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4064 PING.EXE

pid	process
4064	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2244	144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe
Token: SeBackupPrivilege	3992	TiWorker.exe
Token: SeRestorePrivilege	3992	TiWorker.exe
Token: SeSecurityPrivilege	3992	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.execmd.exe

description	pid	process	target process
PID 2244 wrote to memory of 768	2244	144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe	MediaCenter.exe
PID 2244 wrote to memory of 768	2244	144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe	MediaCenter.exe
PID 2244 wrote to memory of 768	2244	144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe	MediaCenter.exe
PID 2244 wrote to memory of 1720	2244	144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe	cmd.exe
PID 2244 wrote to memory of 1720	2244	144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe	cmd.exe
PID 2244 wrote to memory of 1720	2244	144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe	cmd.exe
PID 1720 wrote to memory of 4064	1720	cmd.exe	PING.EXE
PID 1720 wrote to memory of 4064	1720	cmd.exe	PING.EXE
PID 1720 wrote to memory of 4064	1720	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe
"C:\Users\Admin\AppData\Local\Temp\144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2244

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:768

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\144d2bda13e25394d581d8f19a58d1ad53efcdaf8191c0cd78fc8ce763e899c2.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1720

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4064

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2900

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Modifies data under HKEY_USERS
PID:2184

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:3992

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
42aa4e3f2a0b274bf8be26d3467d4c25

SHA1
f8f486443c19614dc21e2b94b6ba3673b928524f

SHA256
4a284240a4f88c3abb54e6ad827b955597efcba43692faddabd97285a018cb37

SHA512
9bf43a7f7b3ae1917f9c978270fa13351d2c4f7f35ba9c306d3351d4cd6833de3651501d906cf3d24a2367225010bac562b3887c21c167452781da4bc5c9b262

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

MD5
42aa4e3f2a0b274bf8be26d3467d4c25

SHA1
f8f486443c19614dc21e2b94b6ba3673b928524f

SHA256
4a284240a4f88c3abb54e6ad827b955597efcba43692faddabd97285a018cb37

SHA512
9bf43a7f7b3ae1917f9c978270fa13351d2c4f7f35ba9c306d3351d4cd6833de3651501d906cf3d24a2367225010bac562b3887c21c167452781da4bc5c9b262

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads