sakula | 0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de

General

Target

0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe
Size

60KB
MD5

85ee408eed563c22639ec21c657306d5
SHA1

12b303f754da94611d723d6821dbbf5df2320568
SHA256

0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de
SHA512

2aaaf4701ed94281cb4262c730b4d33180bd84af234cc7c35cd4c89a2967a64e33aab92017be2f9d9c58797d4670c7590717ea357a382941fd83d1c39f8d8491

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

1012 MediaCenter.exe

pid	process
1012	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:

0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.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"	0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.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\DownloadMonthlyRateFrCnt = "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\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\Config\DODownloadMode = "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\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.797205"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3824"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4276"	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\LinkLocalConnectionCount = "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\PriorityDownloadPendingCount = "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\Config	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\UplinkBps = "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\MemoryUsageKB = "4200"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.388770"	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\DownloadMonthlyLinkLocalBytes = "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 (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\BkDownloadRatePct = "45"	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\PeerInfoCount = "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\FrDownloadRatePct = "90"	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\UploadCount = "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\DownloadMonthlyRateFrBps = "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\Config\KVFileExpirationTime = "132893105091750748"	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\UploadRatePct = "100"	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\DownloadMonthlyLanBytes = "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\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "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\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3604 PING.EXE

pid	process
3604	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe

description	pid	process
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3464	0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe
Token: SeBackupPrivilege	392	TiWorker.exe
Token: SeRestorePrivilege	392	TiWorker.exe
Token: SeSecurityPrivilege	392	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.execmd.exe

description	pid	process	target process
PID 3464 wrote to memory of 1012	3464	0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe	MediaCenter.exe
PID 3464 wrote to memory of 1012	3464	0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe	MediaCenter.exe
PID 3464 wrote to memory of 1012	3464	0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe	MediaCenter.exe
PID 3464 wrote to memory of 3512	3464	0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe	cmd.exe
PID 3464 wrote to memory of 3512	3464	0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe	cmd.exe
PID 3464 wrote to memory of 3512	3464	0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe	cmd.exe
PID 3512 wrote to memory of 3604	3512	cmd.exe	PING.EXE
PID 3512 wrote to memory of 3604	3512	cmd.exe	PING.EXE
PID 3512 wrote to memory of 3604	3512	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe
"C:\Users\Admin\AppData\Local\Temp\0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3464

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1012

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0897663da6e6037b56d1190d47937b553fa0dbada9f08cfe575042a41f56c2de.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3512

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3604

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2488

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:2308

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:392

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
ed959987f633c3c9b861f69e5137a54c

SHA1
e9d81da01c3933cd747d3c8696b9ea1a9529b08f

SHA256
84ff41296e58fdeb4763cdc59213a59f1400418928391af9d4152330849cc194

SHA512
4e93b03bb360758460a606c7d68b4f975f055ebd10d3ec1b6a09d8495a86ce2d3857292fc8677476903a0591ce9fa7a7309d35a05334ab9560a4475862168d48

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
ed959987f633c3c9b861f69e5137a54c

SHA1
e9d81da01c3933cd747d3c8696b9ea1a9529b08f

SHA256
84ff41296e58fdeb4763cdc59213a59f1400418928391af9d4152330849cc194

SHA512
4e93b03bb360758460a606c7d68b4f975f055ebd10d3ec1b6a09d8495a86ce2d3857292fc8677476903a0591ce9fa7a7309d35a05334ab9560a4475862168d48

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads