sakula | 0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1

General

Target

0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe
Size

58KB
MD5

7c667d7b588421a8aab326b5594d1cf2
SHA1

29d8c88473a9b7fb2c0420852697268d07b11756
SHA256

0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1
SHA512

34a34013fcc47ea5dd2d4b7899dc5dfe8d81e97fd603f054324e64c75c995e13a4808fbf81d165dda507557d10f5f9a3f312b1bca6978a57355108829a2f3a03

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

1160 MediaCenter.exe

pid	process
1160	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:

0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.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"	0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893169990702774"	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\Config\DODownloadMode = "1"	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\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\MemoryUsageKB = "4088"	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\UploadMonthlyInternetBytes = "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\PeerInfoCount = "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\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 = "16.656735"	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\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\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.696690"	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\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	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 (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\UplinkBps = "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\NormalDownloadPendingCount = "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\DownloadMonthlyRateFrCnt = "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\LinkLocalConnectionCount = "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\UploadRatePct = "100"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.357109"	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	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\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4288"	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\CacheSizeBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2612 PING.EXE

pid	process
2612	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3836	0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe
Token: SeBackupPrivilege	2696	TiWorker.exe
Token: SeRestorePrivilege	2696	TiWorker.exe
Token: SeSecurityPrivilege	2696	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.execmd.exe

description	pid	process	target process
PID 3836 wrote to memory of 1160	3836	0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe	MediaCenter.exe
PID 3836 wrote to memory of 1160	3836	0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe	MediaCenter.exe
PID 3836 wrote to memory of 1160	3836	0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe	MediaCenter.exe
PID 3836 wrote to memory of 2728	3836	0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe	cmd.exe
PID 3836 wrote to memory of 2728	3836	0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe	cmd.exe
PID 3836 wrote to memory of 2728	3836	0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe	cmd.exe
PID 2728 wrote to memory of 2612	2728	cmd.exe	PING.EXE
PID 2728 wrote to memory of 2612	2728	cmd.exe	PING.EXE
PID 2728 wrote to memory of 2612	2728	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe
"C:\Users\Admin\AppData\Local\Temp\0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3836

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1160

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0429aa653e64d95d0e2d8371f25d25b817230f51dc68716011601b8ecb2455d1.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2728

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2612

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3028

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:1756

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:2696

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
4e602f6128d16366ef168072bdad1f0e

SHA1
968d0ab56450d9d5fabf04f084c43feaa961c68c

SHA256
799a8836594d74fc87d29b59b16fb649e296e7b1fb5a44042bcd98cd3e1a0104

SHA512
a66e5e67fa8d37450019b1cae1afedffa134e54e1b158d46c25722b6cd7ab7c6172201851ba4ee52fce22cdc29a528dfacd591287589c2a9c5aa25cfe5b2ace6

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
4e602f6128d16366ef168072bdad1f0e

SHA1
968d0ab56450d9d5fabf04f084c43feaa961c68c

SHA256
799a8836594d74fc87d29b59b16fb649e296e7b1fb5a44042bcd98cd3e1a0104

SHA512
a66e5e67fa8d37450019b1cae1afedffa134e54e1b158d46c25722b6cd7ab7c6172201851ba4ee52fce22cdc29a528dfacd591287589c2a9c5aa25cfe5b2ace6

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads