sakula | 0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee

General

Target

0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe
Size

58KB
MD5

b4235aeb10f7fa4cb2076a67da0886c8
SHA1

d734af3257284d93c390243a948c848ddcac956d
SHA256

0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee
SHA512

514d409d7f5da78636a21541a04b8152f35520945a260c5706d2dbc749133ed117d1bbb2c609209e90903f3ca12c4d93a08f62140da1b3476e0a16c38463f51a

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

1840 MediaCenter.exe

pid	process
1840	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:

0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.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"	0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.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 (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\NormalDownloadCount = "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\DownloadMonthlyInternetBytes = "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\SwarmCount = "1"	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\Config\DODownloadMode = "1"	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\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.024925"	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\DownloadMonthlyRateFrCnt = "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\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.795753"	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\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893000982917196"	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\GroupConnectionCount = "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
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\UploadRatePct = "100"	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\MemoryUsageKB = "4096"	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\Config\DownloadMode_BackCompat = "1"	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\PeerInfoCount = "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\Usage\InternetConnectionCount = "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\UplinkUsageBps = "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\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\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.357141"	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\DownloadMonthlyCdnBytes = "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\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3820 PING.EXE

pid	process
3820	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2588	0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe
Token: SeBackupPrivilege	3192	TiWorker.exe
Token: SeRestorePrivilege	3192	TiWorker.exe
Token: SeSecurityPrivilege	3192	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.execmd.exe

description	pid	process	target process
PID 2588 wrote to memory of 1840	2588	0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe	MediaCenter.exe
PID 2588 wrote to memory of 1840	2588	0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe	MediaCenter.exe
PID 2588 wrote to memory of 1840	2588	0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe	MediaCenter.exe
PID 2588 wrote to memory of 2832	2588	0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe	cmd.exe
PID 2588 wrote to memory of 2832	2588	0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe	cmd.exe
PID 2588 wrote to memory of 2832	2588	0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe	cmd.exe
PID 2832 wrote to memory of 3820	2832	cmd.exe	PING.EXE
PID 2832 wrote to memory of 3820	2832	cmd.exe	PING.EXE
PID 2832 wrote to memory of 3820	2832	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe
"C:\Users\Admin\AppData\Local\Temp\0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2588

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1840

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e2929354eb6dcda5a0765abbd69bbd2d19d37febeb615711ac31b8aa3d038ee.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2832

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3820

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3400

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:3804

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:3192

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
db0c654d8b3a7df4247d4f5e7fa9f0ee

SHA1
339f4912f27caf11d3fac90b0cb3088f6f4f5800

SHA256
23a58d024d59ffe3e69b09d0c4e032e10a6639d12c84ee82e903873d90146ad0

SHA512
d6df51c49e07e2272856dd7410e1c897193ce86cc2b277edb2f03f71fc8aa93a68e3b4ff39372452116f97abb749ff2b4fdce314cf24e09d3f188c2b6cb03b4c

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

MD5
db0c654d8b3a7df4247d4f5e7fa9f0ee

SHA1
339f4912f27caf11d3fac90b0cb3088f6f4f5800

SHA256
23a58d024d59ffe3e69b09d0c4e032e10a6639d12c84ee82e903873d90146ad0

SHA512
d6df51c49e07e2272856dd7410e1c897193ce86cc2b277edb2f03f71fc8aa93a68e3b4ff39372452116f97abb749ff2b4fdce314cf24e09d3f188c2b6cb03b4c

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads