sakula | 179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6

General

Target

179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe
Size

58KB
MD5

67c066c2ddb9d397d78a1950e2e00665
SHA1

465387fc645498f241f4299b3814971efced1356
SHA256

179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6
SHA512

142e88c1712386a2f03a7ee669d423aeeb3e84dab2fd266378b9d5deef66d237df684af720dd4248d5165d5a5b96f525b483da9af2e0b3bc30b48ac0d79f24a8

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

4004 MediaCenter.exe

pid	process
4004	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:

179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.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"	179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.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 49 IoCs

Processes:

svchost.exe

description	ioc	process
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\UplinkBps = "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\PriorityDownloadCount = "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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyRateBkCnt = "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\DownlinkBps = "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\MonthlyUploadRestriction = "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\UploadMonthlyInternetBytes = "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\MonthID = "2"	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
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\Config\KVFileExpirationTime = "132892865967327421"	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\InternetConnectionCount = "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\DownloadMode_BackCompat = "1"	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\PriorityDownloadPendingCount = "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\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4116"	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\GroupConnectionCount = "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\DownloadMonthlyRateBkBps = "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\CDNConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.197821"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.703598"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4324"	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\DownloadMonthlyLinkLocalBytes = "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\LANConnectionCount = "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\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\DownloadMonthlyRateFrBps = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1424 PING.EXE

pid	process
1424	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe

description	pid	process
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeIncBasePriorityPrivilege	4084	179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe
Token: SeBackupPrivilege	1432	TiWorker.exe
Token: SeRestorePrivilege	1432	TiWorker.exe
Token: SeSecurityPrivilege	1432	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.execmd.exe

description	pid	process	target process
PID 4084 wrote to memory of 4004	4084	179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe	MediaCenter.exe
PID 4084 wrote to memory of 4004	4084	179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe	MediaCenter.exe
PID 4084 wrote to memory of 4004	4084	179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe	MediaCenter.exe
PID 4084 wrote to memory of 776	4084	179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe	cmd.exe
PID 4084 wrote to memory of 776	4084	179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe	cmd.exe
PID 4084 wrote to memory of 776	4084	179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe	cmd.exe
PID 776 wrote to memory of 1424	776	cmd.exe	PING.EXE
PID 776 wrote to memory of 1424	776	cmd.exe	PING.EXE
PID 776 wrote to memory of 1424	776	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe
"C:\Users\Admin\AppData\Local\Temp\179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4084

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4004

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\179039fdeee5bfa22e35e53e3a81fd4599f8de237a43760fdd78cc149f823ac6.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:776

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1424

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2432

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:304

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:1432

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
30eb823efafc7566038434afbd8d8a73

SHA1
eebbd7cc92c1462bede45de1e5e195acc19282a4

SHA256
ca61729a75046afc71233e4e8fb2efa6ca7725d39b9b346949a26cb24e589528

SHA512
feb4308240742d3569b298fc4173d72ca7227fb89f956e10de0248016a149e0ee929f391cc7bc3b3cf1fab8d4fd440dee41e10917daa40a06f0448bc1c517930

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

MD5
30eb823efafc7566038434afbd8d8a73

SHA1
eebbd7cc92c1462bede45de1e5e195acc19282a4

SHA256
ca61729a75046afc71233e4e8fb2efa6ca7725d39b9b346949a26cb24e589528

SHA512
feb4308240742d3569b298fc4173d72ca7227fb89f956e10de0248016a149e0ee929f391cc7bc3b3cf1fab8d4fd440dee41e10917daa40a06f0448bc1c517930

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads