sakula | 0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed

General

Target

0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe
Size

36KB
MD5

7b03d9ad9afd0a6c1531ca94b02f3e0c
SHA1

6a2eb8f2634b2faf535da753eef5a98299a280c3
SHA256

0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed
SHA512

480516e71f696c3b4486dc70bc60e68ed7a4dedc07db7bdb00cb9bc04b44a45837df1ca3ed2befaed9277c07830837aa05ae4d340394ce28d245aa2717b7a17d

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

3648 MediaCenter.exe

pid	process
3648	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:

0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.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"	0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.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 50 IoCs

Processes:

svchost.exe

description	ioc	process
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\DownlinkUsageBps = "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\MonthlyUploadRestriction = "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\Settings	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\UploadRatePct = "100"	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\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\UplinkBps = "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\DownlinkBps = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "10.000334"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4348"	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\DownloadMonthlyRateFrBps = "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\UplinkUsageBps = "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\MemoryUsageKB = "4148"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.332682"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\Config\DownloadMode_BackCompat = "1"	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\DownloadMonthlyInternetBytes = "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\LANConnectionCount = "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\UploadMonthlyInternetBytes = "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\DownloadMonthlyRateBkBps = "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 = "4104"	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\GroupConnectionCount = "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\PeerInfoCount = "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\Config	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893070045351178"	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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1820 PING.EXE

pid	process
1820	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe

description	pid	process
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe
Token: SeRestorePrivilege	1984	TiWorker.exe
Token: SeSecurityPrivilege	1984	TiWorker.exe
Token: SeBackupPrivilege	1984	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.execmd.exe

description	pid	process	target process
PID 3504 wrote to memory of 3648	3504	0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe	MediaCenter.exe
PID 3504 wrote to memory of 3648	3504	0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe	MediaCenter.exe
PID 3504 wrote to memory of 3648	3504	0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe	MediaCenter.exe
PID 3504 wrote to memory of 3412	3504	0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe	cmd.exe
PID 3504 wrote to memory of 3412	3504	0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe	cmd.exe
PID 3504 wrote to memory of 3412	3504	0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe	cmd.exe
PID 3412 wrote to memory of 1820	3412	cmd.exe	PING.EXE
PID 3412 wrote to memory of 1820	3412	cmd.exe	PING.EXE
PID 3412 wrote to memory of 1820	3412	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe
"C:\Users\Admin\AppData\Local\Temp\0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3504

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3648

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ad4b7e78808280dfb7d173930e1cd072714fbac1c0db7628bf028be570a23ed.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3412

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1820

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2732

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:3172

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:1984

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
e4b3199ca6166b5615ac3b2de47ee132

SHA1
d6f7175c7f3910d5b93252819edc57198155f458

SHA256
7a1afc9aec0dffd420429c9a8da96bbbeaf6e0f59122bb15316b67c5c1e44d78

SHA512
962314b6866ae89714c83728cf4484e248bcd0ae0d81f9d119eed4105d8b57157089c7e8e0780e0753c19a9abc07722c073db9a36b4043ca24367b3c2ccdeced

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
e4b3199ca6166b5615ac3b2de47ee132

SHA1
d6f7175c7f3910d5b93252819edc57198155f458

SHA256
7a1afc9aec0dffd420429c9a8da96bbbeaf6e0f59122bb15316b67c5c1e44d78

SHA512
962314b6866ae89714c83728cf4484e248bcd0ae0d81f9d119eed4105d8b57157089c7e8e0780e0753c19a9abc07722c073db9a36b4043ca24367b3c2ccdeced

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads